Information Security Engineer

StemXpert1Denver

On-site Full-time

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Experience Level

Experience

Qualifications

To be successful in this role, you should possess a strong background in information security, network security, and risk management. A Bachelor’s Degree in Computer Science, Information Technology, or a related field is preferred. Relevant certifications such as CISSP, CISM, or CEH are highly desirable. You should have experience with security frameworks and tools, as well as a solid understanding of regulatory requirements.

About the job

Join StemXpert1 as an Information Security Engineer, where your expertise will help safeguard our systems and protect sensitive data. You will be instrumental in designing, implementing, and maintaining our security protocols, ensuring compliance with industry standards. This role requires a proactive approach to identifying vulnerabilities and responding to security incidents.

About StemXpert1

StemXpert1 is dedicated to providing top-tier technology solutions with a focus on security and innovation. Our team is composed of skilled professionals who are passionate about safeguarding information and driving digital transformation for our clients. We offer a dynamic work environment and opportunities for professional growth.

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Manager of Mission Security Engineering

True Anomaly Inc.

Full-time|On-site|Denver, CO or Long Beach, CA

Join True Anomaly Inc. as a Manager of Mission Security Engineering, where you will lead our dedicated team in ensuring the security of critical missions. This role involves overseeing engineering initiatives, implementing security protocols, and collaborating with cross-functional teams to enhance mission safety.

Apr 8, 2026

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Lead Mission Engineer (DevOps)

Systems Technology Research

Full-time|On-site|Denver, CO

Join our dynamic team as a Lead Mission Engineer (DevOps) where you will play a pivotal role in driving innovation and efficiency in our mission systems. You will lead cross-functional teams to enhance our DevOps practices, ensuring the seamless deployment and integration of systems while maintaining high standards of security and reliability.Your expertise will be crucial in strategizing the implementation of automation tools and methodologies that optimize our operational processes. We are looking for a passionate engineer who thrives in a collaborative environment and is eager to tackle complex challenges.

Apr 8, 2026

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Manager of Security Defense Engineering

DigitalOcean

Full-time|On-site|Denver

Join DigitalOcean as the Manager of Security Defense Engineering, where you will lead a dedicated team focused on safeguarding our infrastructure and customer data. In this pivotal role, you’ll develop innovative security solutions, tackle complex security challenges, and collaborate with cross-functional teams to enhance our security posture.

Mar 18, 2026

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Senior Technical Program Manager - Mission Security

True Anomaly, Inc.

Full-time|$160K/yr - $230K/yr|On-site|Denver, CO

True Anomaly, Inc. develops technology to address the engineering, manufacturing, and operational challenges of space security and sustainability. Based in Denver, the company works at the intersection of spacecraft, software, and artificial intelligence to support the United States, its allies, and commercial partners. The mission centers on keeping space accessible and secure for all. Role overview The Senior Technical Program Manager - Mission Security leads the Security & Infrastructure organization’s program delivery portfolio. This role is responsible for making sure the security team meets its commitments across all programs. A primary focus is achieving Authorization to Operate (ATO) and ensuring key program milestones are reached on schedule. What you will do Oversee program delivery for the Security & Infrastructure team Coordinate the security team’s work to fulfill commitments to multiple programs Drive progress toward Authorization to Operate (ATO) and major milestones Values Be the offset. Creativity and ingenuity guide the search for unique advantages. What would it take? Challenging assumptions leads to ambitious outcomes. It’s the people. The team is the company’s greatest strength.

Apr 27, 2026

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Engineering Manager, Application Security

True Anomaly, Inc.

Full-time|$175K/yr - $255K/yr|On-site|Denver, CO or Long Beach, CA

Join the new space race with True Anomaly! We are on the lookout for talented and ambitious individuals to develop innovative technologies that tackle the next generation of engineering, manufacturing, and operational challenges for space security and sustainability.OUR MISSIONThe peaceful utilization of space is vital for ongoing prosperity on Earth, influencing everything from communications and finance to navigation and logistics. At True Anomaly, we are dedicated to creating pioneering technology at the intersection of spacecraft, software, and AI, enhancing the capabilities of the U.S., its allies, and commercial partners. Our mission is to ensure global security by safeguarding space access and sustainability for all.OUR VALUESBe the offset. We embrace creativity and ingenuity to establish asymmetric advantages.What would it take? We question assumptions to deliver ambitious outcomes.It’s the people. Our team is our competitive edge, and together we excel.YOUR MISSIONAs the Engineering Manager for Application Security, you will be tasked with establishing and leading True Anomaly's application security team. Your focus will be on securing our most crucial software, including flight software that operates in orbit and command and control (C2) systems that are critical for mission success. This is a unique opportunity to influence the future of application security in national security space systems, building a world-class team from the ground up and defining the processes, tools, and culture necessary to secure our spacecraft and ground operations.In this role, you will enjoy significant autonomy to recruit and nurture a high-performing application security team over the next year. You will define the application security strategy, embed security throughout the software development lifecycle, and lay the groundwork for a security program that addresses the unique demands of flight-critical and mission-critical systems in contested environments.This position is perfect for a technical leader who excels at team building, desires to make a significant impact on cutting-edge space technology, and is motivated by the challenge of solving complex security issues at the intersection of embedded systems, real-time software, and cloud-based command and control.This role requires a minimum Secret clearance, with a strong preference for an active TS/SCI clearance or the ability to obtain and maintain TS/SCI.

Feb 5, 2026

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Enterprise Security Engineer

Compa

Full-time|On-site|Denver Office

Join our dynamic team at Compa as an Enterprise Security Engineer. In this pivotal role, you will be responsible for safeguarding our enterprise systems and data against security threats. You will leverage your expertise in security protocols, risk management, and incident response to enhance our security posture.This position demands a proactive approach to security, collaborating with cross-functional teams to implement robust security measures, conduct vulnerability assessments, and ensure compliance with industry standards. If you have a passion for cybersecurity and a commitment to excellence, we want to hear from you!

Feb 28, 2026

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Senior Security Engineer, Enterprise

True Anomaly, Inc.

Full-time|$155K/yr - $225K/yr|On-site|Denver, CO or Long Beach, CA

A new era in space exploration is upon us. True Anomaly is on the lookout for passionate and skilled individuals to develop cutting-edge technology that addresses the engineering, manufacturing, and operational challenges of space security and sustainability.OUR MISSIONThe peaceful utilization of space is crucial for ongoing prosperity on Earth—from communications and finance to navigation and logistics. True Anomaly innovates at the crossroads of spacecraft, software, and artificial intelligence to enhance the capabilities of the United States, its allies, and commercial partners. We are dedicated to ensuring global security by facilitating access to space and promoting sustainability for everyone.OUR VALUESBe the offset. We create unique advantages through creativity and resourcefulness.What would it take? We challenge the status quo to achieve ambitious outcomes.It’s the people. Our team is our greatest asset, and collaboration makes us stronger.YOUR MISSIONAs a Senior Enterprise Security Engineer, you will play a vital role in securing the infrastructure that enables True Anomaly to achieve its mission. Your responsibilities will include designing, engineering, and implementing security improvements across employee workstations, on-premises servers, and cloud environments. You will collaborate with various organizational partners to integrate security into the company’s foundational processes while ensuring compliance with relevant requirements. You will often be tasked with addressing the challenge: “How can we empower the business to operate with minimal risk?”Within True Anomaly’s Enterprise Security team, you will have substantial autonomy to craft and execute solutions for a diverse range of security challenges. One project may focus on enhancing enterprise identity, while another could involve establishing security protocols for a manufacturing environment. You will thrive in a dynamic, fast-paced setting where your decisions and expertise will significantly influence our security stance.This position is perfect for a proactive individual who enjoys taking ownership, wishes to make a lasting impact within the organization, and is excited by the opportunity to tackle complex challenges and contribute to meaningful projects.

Feb 5, 2026

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Security Engineer

360 IT Professionals

Full-time|On-site|Denver

Join our dynamic team at 360 IT Professionals as a Security Engineer. In this role, you will be responsible for safeguarding our digital infrastructure, implementing robust security measures, and ensuring compliance with industry standards. You will work closely with cross-functional teams to identify vulnerabilities and deploy effective solutions to enhance our security posture.

Jun 12, 2017

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Information Security Engineer

StemXpert1

Full-time|On-site|Denver

Join StemXpert1 as an Information Security Engineer, where you will play a pivotal role in safeguarding our digital assets and ensuring the integrity of our systems. You will be responsible for identifying vulnerabilities, implementing security measures, and developing security protocols. Collaborate with cross-functional teams to foster a secure environment and contribute to our mission of providing cutting-edge solutions.

Oct 24, 2016

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Senior Systems Engineer - Mission at True Anomaly | Denver, CO or Long Beach, CA

True Anomaly, Inc.

Full-time|$155K/yr - $225K/yr|On-site|Denver, CO or Long Beach, CA

A new era in space exploration is upon us. True Anomaly is on the lookout for talented and ambitious individuals who are eager to develop cutting-edge technologies that address the forthcoming engineering, manufacturing, and operational challenges related to space security and sustainability.OUR MISSIONThe peaceful utilization of space is crucial for the sustained prosperity of our planet, influencing everything from communications and finance to navigation and logistics. At True Anomaly, we are at the forefront of innovation, crafting technologies that synergize spacecraft, software, and AI to bolster the capabilities of the United States, its allies, and commercial partners. Our commitment is to protect global security by ensuring equitable access to and sustainability of space.OUR VALUESBe the offset. We create unique advantages through creativity and ingenuity.What would it take? We challenge the status quo to achieve remarkable results.It’s the people. Our team is our strongest asset, and collaboration makes us better.YOUR MISSIONThe Senior Systems Engineer will be pivotal in defining, analyzing, and ensuring the effective execution of mission requirements across intricate aerospace platforms. This engineer will focus on designing, analyzing, and optimizing spacecraft trajectories and operations related to rendezvous, docking, and proximity missions. The role encompasses work on complex, mission-critical space systems, supporting national defense initiatives, and advancing technologies in autonomous space operations. Collaboration with cross-functional teams will be essential to design, develop, and integrate innovative system solutions for both manned and unmanned platforms in defense, space, and intelligence applications.

Mar 17, 2026

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Senior Enterprise Security Engineer - Vulnerability Management

True Anomaly, Inc.

Full-time|$115K/yr - $165K/yr|On-site|Denver, CO or Long Beach, CA

About True Anomaly True Anomaly, Inc. develops technology for space security and sustainability. The team works at the intersection of spacecraft, software, and AI to support the U.S., its allies, and commercial partners. The company’s mission: ensure peaceful and sustainable access to space, which is vital for communication, finance, navigation, and logistics on Earth. Our Values Be the Offset. Innovate with creativity and ingenuity to create asymmetric advantages. What Would It Take? Challenge the status quo to achieve ambitious outcomes. It’s the People. The team is the competitive edge, and success comes from thriving together. Role Overview: Senior Enterprise Security Engineer – Vulnerability Management Location: Denver, CO or Long Beach, CA True Anomaly is hiring a Senior Enterprise Security Engineer focused on Vulnerability Management. This position plays a key role in identifying, tracking, and resolving vulnerabilities across the organization’s enterprise environment. The work covers endpoints, servers, cloud infrastructure, and applications. This engineer operates and improves the vulnerability management program, maintaining continuous visibility over the attack surface. The role involves close collaboration with senior engineers and cross-functional teams to assess risk, coordinate remediation, and monitor progress in reducing exposure. What You Will Do Drive the vulnerability management program, ensuring issues are identified and tracked through resolution. Maintain oversight of vulnerabilities across endpoints, servers, cloud, and applications. Work with other engineers and teams to assess risk and coordinate remediation efforts. Ensure timely patch deployment within established service level agreements (SLAs). Track exceptions and help develop strategies to minimize attack surfaces or automate patching. Bridge security findings with actionable steps and monitor progress toward reducing organizational risk. Who Thrives Here This role suits detail-oriented professionals who see issues through to resolution and want to help advance a core security function alongside experienced colleagues. The work environment is challenging and collaborative, with direct impact on the company’s security posture. Security Clearance Requirement This position requires the ability to obtain and maintain a security clearance.

Apr 14, 2026

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Information Security Engineer

StemXpert1

Full-time|On-site|Denver

Join StemXpert1 as an Information Security Engineer, where your expertise will help safeguard our systems and protect sensitive data. You will be instrumental in designing, implementing, and maintaining our security protocols, ensuring compliance with industry standards. This role requires a proactive approach to identifying vulnerabilities and responding to security incidents.

Jan 25, 2017

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Information Security Engineer

360itprofessionals1

Full-time|On-site|Denver

Join 360itprofessionals1 as an Information Security Engineer and be at the forefront of safeguarding our digital landscape. In this key role, you will be responsible for designing and implementing robust security measures, analyzing vulnerabilities, and ensuring compliance with industry regulations.

Oct 19, 2016

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Senior Application Security Engineer

True Anomaly, Inc.

Full-time|$145K/yr - $205K/yr|On-site|Denver, CO or Long Beach, CA

True Anomaly, Inc. develops technology at the intersection of spacecraft, software, and AI to support secure and sustainable access to space. The company’s mission centers on advancing the peaceful use of space, which impacts communications, logistics, and global security. With locations in Denver, CO and Long Beach, CA, True Anomaly supports the U.S., its allies, and commercial partners in protecting space infrastructure. Our Values Be the offset. Creativity and ingenuity drive unique advantages. What would it take? Challenging assumptions leads to ambitious results. It’s the people. The team’s collective strength fuels success. Role Overview The Senior Application Security Engineer will shape and audit security controls for critical space systems, ensuring alignment with strict government compliance standards. This role combines security engineering, compliance frameworks (including NIST 800-171 and 800-53), and cloud-native architectures to protect satellite mission control software and flight systems under Department of Defense protocols. What You Will Do Design and implement application-level security controls for mission-critical systems. Develop comprehensive audit logging, incident response, access controls, and security monitoring. Work closely with product engineering teams to integrate security practices into development and operations. Establish security protocols that directly impact national security space operations. Requirements Experience with security engineering and compliance frameworks (NIST 800-171/800-53). Background in modern cloud-native architectures. Ability to obtain and maintain a security clearance. This position is based in Denver, CO or Long Beach, CA.

Apr 14, 2026

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Experienced Systems Engineer for Agile Integration Team

Northstrat

Full-time|On-site|Denver, Colorado, United States

Join Northstrat as a Systems Engineer and be part of our innovative integration team, dedicated to supporting the US Government in the Mission Management domain. In this role, you will leverage your extensive experience in full lifecycle Systems Engineering and Integration (SE&I) to ensure that mission software applications are effectively integrated and tested. The ideal candidate will possess a strong analytical mindset, capable of deriving acceptance criteria and designing comprehensive mission test threads. We are looking for a proactive self-starter who excels both independently and in collaborative environments.Key Responsibilities:Analyze requirements and solution epics to establish acceptance criteria, tests, and mission threads.Conduct engineering investigations to perform root cause analysis on issues.Identify, track, and mitigate dependencies and risks.Develop expertise in system interfaces and pinpoint key integration points.Maintain consistency across multiple applications.Create technical design documentation, test plans, and artifacts to ensure successful system integration.Engage in Agile ceremonies including daily stand-ups, planning, iteration reviews, and retrospectives to align with team goals.Collaborate effectively with colleagues, clients, and partners, fostering a culture of teamwork and shared knowledge.Propose enhancements to processes and identify areas for improvement to boost team efficiency.

Apr 9, 2026

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Staff Security Architect

True Anomaly, Inc.

Full-time|$195K/yr - $285K/yr|On-site|Denver, CO or Long Beach, CA

A new era in space exploration is upon us. True Anomaly is on the lookout for talented individuals with the ambition to develop groundbreaking technology that addresses the engineering, manufacturing, and operational challenges of space security and sustainability.OUR MISSIONThe peaceful utilization of space is vital for the ongoing prosperity of life on Earth—from communication and finance to navigation and logistics. True Anomaly is at the forefront of creating innovative technology that merges spacecraft, software, and artificial intelligence to enhance the capabilities of the U.S. and its allies, as well as commercial partners. We are dedicated to ensuring global security by promoting sustainable access to space for everyone.OUR VALUESBe the offset. We leverage creativity and ingenuity to create asymmetric advantages.What would it take? We challenge assumptions to achieve ambitious outcomes.It’s the people. Our team is our strongest asset, and collaboration makes us stronger.YOUR MISSIONAs a Staff Security Architect, you will serve as the pivotal technical bridge, securing True Anomaly's national security space systems—from our satellite constellation in orbit to our ground-based command and control infrastructure. This is a unique opportunity to design comprehensive security strategies for one of the most demanding operational landscapes: space systems that operate under stringent national security standards.In this role, you will define and implement security architectures that encompass the entire mission lifecycle—covering satellite operations, ground segments, mission planning systems, and the essential data pathways connecting them. You will ensure our systems adhere to the most rigorous federal security standards while maintaining operational effectiveness in contested environments.This position is perfect for a security architect who excels at the intersection of hardware and software security, understands the unique challenges posed by national security systems, and is motivated by the opportunity to secure systems that operate in the complexities of space.

Feb 5, 2026

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Senior Kubernetes Security Engineer

True Anomaly, Inc.

Full-time|$160K/yr - $230K/yr|On-site|Denver, CO or Long Beach, CA

About True Anomaly True Anomaly, Inc. develops technology at the intersection of spacecraft, software, and artificial intelligence to support space security and sustainability. The company’s mission centers on ensuring peaceful and sustainable access to space, which underpins global communications, finance, navigation, and logistics. True Anomaly supports the U.S., its allies, and commercial partners by advancing capabilities that promote global security. Our Values Be the offset. Creativity and ingenuity drive our approach to building asymmetric advantages. What would it take? We question the status quo to achieve ambitious goals. It’s the people. Our team is our greatest strength, and collaboration fuels our success. Role Overview: Senior Kubernetes Security Engineer Location: Denver, CO or Long Beach, CA The Senior Kubernetes Security Engineer leads security for container orchestration at scale, supporting space operations. This position shapes zero-trust foundations and secure workflows, enabling platform and development teams to deploy safely on Kubernetes across multi-cloud environments. The role owns the security framework for container operations in production and influences teams managing containerized workloads company-wide. What You Will Do Design and build security platforms and frameworks for Kubernetes environments. Establish and maintain zero-trust security models. Develop secure deployment pathways for platform and development teams. Lead security initiatives and write production code daily. Guide complex security projects from start to finish with minimal oversight. Collaborate across teams to ensure secure containerized workloads in multi-cloud production settings. Operate within an AI-native environment, using AI tools to enhance your impact. Requirements Ability to obtain and maintain a security clearance. Hands-on experience with Kubernetes security in production, especially in multi-cloud environments. Technical leadership in designing and implementing security solutions for container orchestration platforms. Comfort with ambiguous, complex challenges and a record of driving projects to completion. Experience writing production code and leading strategic security initiatives. Familiarity with AI-driven workflows is expected.

Apr 14, 2026

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Information Security Engineer - Local Candidates Preferred

360 IT Professionals

Full-time|On-site|Denver

We are seeking a skilled and detail-oriented Information Security Engineer to join our dynamic team at 360 IT Professionals. As an integral part of our organization, you will be responsible for safeguarding our information systems and ensuring the confidentiality, integrity, and availability of data.Your expertise will play a crucial role in identifying vulnerabilities, implementing security measures, and responding to security incidents. If you are passionate about information security and eager to contribute to a secure digital environment, we encourage you to apply.

Jan 26, 2017

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Enterprise Security Architect

dstaff

Full-time|On-site|Denver

Join our team at dstaff as an Enterprise Security Architect in Denver, CO. We are dedicated to the continuous investment in our team and infrastructure to ensure the safety of our employees, customers, and the company. If you thrive in managing projects, overseeing budgets, and taking charge of security architecture, this position is a perfect fit for you.The Enterprise Security Architect will spearhead security engineering initiatives and provide mentorship to team members. This role involves planning by reviewing technical solutions for compliance with best practices, leading the design and configuration of elements in significant security projects, and handling operational activities, including responding to escalated tickets or issues. In the case of a security incident, the architect will conduct a post-event analysis to identify root causes and facilitate discussions to implement necessary changes to prevent future occurrences.Key Responsibilities:Security Technology Strategy and Architecture: Design and implement enterprise-level security solutions that protect our market share, revenue, and brand integrity. Ensure solutions adhere to industry-standard best practices, regulatory requirements, and company policies. Research and recommend security technologies applicable to both internal and external technology solutions.Security Project Management: Lead complex global security projects, often delegating tasks to other team members while balancing business and technology objectives. Proficiency in configuring and testing solutions is essential.Operational Security Management: Support operational security, including firewall management, content filtering management, client and security agent management, and vulnerability scanning remediation.Technical Mentoring: Train and guide security engineering staff on security architecture, new technologies, and incident troubleshooting.Incident Handling and Forensic Analysis: Act as the escalation point for security incidents, providing technical leadership for complex issues and preparing remediation plans for matters requiring senior executive involvement.The work environment is typical of an office setting, but some travel to global manufacturing facilities may be required for projects. Relocation assistance is available for eligible candidates under our relocation policy.

Aug 11, 2016

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Senior Security Engineer - Detection and Response

Klaviyo

Full-time|On-site|Denver, CO

Join Klaviyo as a Senior Security Engineer specializing in Detection and Response, where you will play a pivotal role in safeguarding our systems and data. As a key member of our security team, you will be responsible for developing and implementing advanced detection strategies, responding to security incidents, and enhancing our overall security posture. This is an exciting opportunity to leverage your expertise in cybersecurity to protect our clients and our company.

Mar 11, 2026

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