Legacy Systems Specialist jobs in Denver – Browse 257 openings on RoboApply Jobs

Legacy Systems Specialist jobs in Denver

Open roles matching “Legacy Systems Specialist” with location signals for Denver. 257 active listings on RoboApply Jobs.

257 jobs found

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360 IT Professionals logo
Legacy Systems Specialist

360 IT Professionals

Full-time|On-site|Denver

Join our dynamic team as a Legacy Systems Specialist at 360 IT Professionals, where you will play a key role in managing and enhancing our legacy IT systems. This is an exciting opportunity for individuals with a passion for technology and a commitment to maintaining and improving critical systems.

Mar 31, 2017
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Palantir Technologies logo
Full-time|On-site|Denver, CO

Join a Transformative CompanyAt Palantir, we are at the forefront of developing innovative software that enables data-driven decisions and operations. Our cutting-edge platforms empower partners to accomplish remarkable feats, from creating lifesaving pharmaceuticals to predicting supply chain disruptions and reuniting families with missing children.Your OpportunityAs a Systems Engineer within Palantir’s Technical Operations team, you will play a pivotal role in shaping the backbone of our business workflows and decision-making processes. Your responsibilities will include designing, constructing, and sustaining the critical infrastructure that supports our financial reporting, sales initiatives, and personnel management systems. Collaborating closely with internal teams and external partners, you will tailor industry tools to meet Palantir’s dynamic requirements, while also enhancing our utilization of Palantir Foundry and AIP for internal operations.In this position, you will offer technical insight and strategic vision to key stakeholders. A typical day may involve assessing new technological solutions, engaging in strategic planning to align IT initiatives with business goals, resolving high-priority system challenges, and collaborating across teams to implement system enhancements. Success in this role demands a proven track record of managing multiple business systems, coupled with the agility to adapt to shifting requirements and emerging challenges.

May 23, 2025
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blissway logo
Full-time|On-site|Denver, Colorado

Join blissway as an Embedded Systems Engineer and play a vital role in designing and developing cutting-edge embedded systems. You will work closely with cross-functional teams to create innovative solutions for our clients. Your expertise will contribute to the full lifecycle of product development, from concept through to implementation.

Mar 19, 2026
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DigitalOcean logo
Systems Engineer I

DigitalOcean

Full-time|On-site|Denver

Join DigitalOcean as a Systems Engineer I, where you’ll play a vital role in ensuring the reliability and efficiency of our systems. As a member of our engineering team, you will collaborate with talented professionals to enhance our infrastructure and provide excellent service to our customers.

Mar 13, 2026
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True Anomaly Inc. logo
Lead Systems Engineer

True Anomaly Inc.

Full-time|$155K/yr - $270K/yr|On-site|Denver, CO

A new era in the exploration and utilization of space is upon us. True Anomaly is on the lookout for passionate and driven individuals who are eager to develop groundbreaking technologies that address the engineering, manufacturing, and operational hurdles of space security and sustainability.OUR MISSIONThe peaceful utilization of outer space is critical for our ongoing success on Earth, impacting everything from communications and finance to navigation and logistics. True Anomaly specializes in creating advanced technologies at the convergence of spacecraft, software, and artificial intelligence, enhancing the capabilities of the U.S., its allies, and commercial partners. Our commitment lies in protecting global security by ensuring accessible and sustainable space for all.OUR VALUESBe the offset. We cultivate unique advantages through creativity and innovation.What would it take? We challenge norms to achieve extraordinary outcomes.It’s the people. Our team is our greatest asset, and collaboration makes us stronger.YOUR MISSIONWe are inviting applications for the position of Lead Systems Engineer (LSE) who will play a pivotal role in the development and integration of state-of-the-art aerospace and defense systems. As an LSE, you will be instrumental in defining, analyzing, and ensuring the successful execution of mission requirements across complex, mission-critical space systems that support national defense initiatives and the advancement of autonomous space technologies. The LSE will take ownership of the requirements, verification, and validation (RV&V) efforts, manage the daily systems engineering processes, and integrate Model-Based Systems Engineering (MBSE) tools. You will lead gate review activities, oversee the daily tasks and prioritization of program Systems Engineers, and guide interface definitions while leading mission and vehicle level gating reviews.

Mar 17, 2026
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Fastly, Inc. logo
Full-time|$97.1K/yr - $137K/yr|On-site|Denver, CO; New York City, NY

Fastly is dedicated to enhancing connectivity for individuals and organizations alike. Our cutting-edge edge cloud platform empowers customers to deliver exceptional digital experiences swiftly, securely, and reliably by processing and securing applications right at the edge of the Internet, closer to the end-user. Designed for modern internet capabilities, our platform is highly programmable and supports agile software development. We proudly serve a diverse clientele, including industry leaders such as GitHub, Yelp, Paramount, and JetBlue.Join us in our mission to create a more trustworthy Internet.Posting Open Date: 3/24/26Anticipated Posting Close Date*: 6/24/26*Job posting may close early due to the volume of applicants.Finance Systems AnalystWe are on the lookout for a skilled Finance Systems Analyst to enhance our Billing Systems and support our comprehensive Order-to-Cash (O2C) operations. This pivotal role involves close collaboration with the Billing Operations, Finance, and Business Systems teams to optimize and maintain systems governing Contracts, Orders, Billing, and Invoicing across both subscription and usage-based revenue models.The ideal candidate will possess robust analytical abilities, a solid understanding of Lead-to-Cash processes, and practical experience with data querying and reporting tools. This position is essential for troubleshooting business challenges, analyzing data, enhancing operational processes, and supporting system improvements and projects within the Order-to-Cash framework.This opportunity is perfect for individuals with approximately 5-7 years of experience, who thrive at the intersection of finance operations, systems, and data analysis.

Mar 25, 2026
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Xcimer Energy logo
Full-time|On-site|Denver, CO

At Xcimer Energy, we harness decades of pioneering research in Inertial Fusion Energy (IFE) alongside revolutionary laser architecture. Our mission is to deploy fusion power plants efficiently, supporting global decarbonization initiatives. With a team of visionary leaders in tough tech, fusion science, and manufacturing, we pride ourselves on our rapid execution and innovative approach. Backed by top-tier investors, Xcimer is uniquely positioned to deliver unlimited, clean fusion energy to combat climate change. Join us in creating a sustainable future powered by inertial fusion!As a Fluid Systems Design Engineer, you will spearhead the design, development, manufacturing, and testing of advanced vacuum and gas delivery systems for next-generation nuclear fusion technology. Your contributions will span the entire engineering lifecycle, including conceptual design, requirements definition, analysis, structural layout, integration, testing, and operations. This role demands innovative problem-solving, sound engineering judgment, and cutting-edge manufacturing techniques to ensure reliable high-pressure, high-vacuum, and high-purity gas delivery systems.We are in search of an engineer who possesses extensive technical knowledge, demonstrates ownership, and is dedicated to quality, all while embodying a sense of rigorous urgency throughout the execution process. Your technical expertise, problem-solving capabilities, and commitment to excellence will significantly influence the future of clean energy!

Mar 4, 2026
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Collabera Inc. logo
System Administrator

Collabera Inc.

Full-time|On-site|Denver

Join our dynamic team at Collabera Inc. as a System Administrator. In this pivotal role, you will be responsible for managing and supporting our IT infrastructure, ensuring the seamless operation of our systems and services. Your expertise will help us maintain high levels of system performance and security while addressing user needs effectively.

Jul 25, 2016
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DigitalOcean logo
Full-time|On-site|Denver

Join DigitalOcean as a Systems Engineer II, where you'll be at the forefront of developing and maintaining our cloud infrastructure. In this role, you will work collaboratively with cross-functional teams to design, implement, and optimize system architectures that deliver high performance and reliability.

Mar 13, 2026
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Northstrat logo
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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StemXpert1 logo
Full-time|On-site|Denver

Are you a tech-savvy problem solver with a passion for systems engineering? At StemXpert1, we are looking for a dedicated Technical Systems Engineer to join our dynamic team in Denver, Colorado. In this role, you will have the opportunity to design, implement, and maintain complex systems that enhance our innovative solutions.You will collaborate closely with cross-functional teams to ensure seamless integration and functionality of our systems, utilizing your expertise in troubleshooting and optimization.

Apr 6, 2016
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bet365 logo
Full-time|On-site|Denver

Join bet365 as an Infrastructure Systems Engineer in Denver, where you'll play a crucial role in managing and optimizing IT infrastructure systems. You will be responsible for designing, implementing, and maintaining scalable and reliable systems that support our global operations. This position offers an exciting opportunity to work with cutting-edge technologies and to collaborate with a team of skilled professionals dedicated to innovation.

Mar 19, 2026
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CapTech Consulting logo
Full-time|On-site|Denver

CapTech Consulting is seeking a Senior Technical Business Systems Analyst based in Denver. This position focuses on connecting business needs with technology solutions to improve how teams operate and deliver projects. Role overview The Senior Technical Business Systems Analyst will analyze complex business requirements and design solutions that help streamline operations. The role involves working closely with cross-functional teams to support the successful rollout of technology initiatives. Key responsibilities Analyze and document business needs to inform technical solutions Design systems and processes that enhance operational efficiency Collaborate with project and technical teams throughout the development lifecycle Ensure deliverables align with client requirements and industry standards What you bring Strong background in technical analysis and systems design Experience guiding teams through project development Ability to work effectively with both business and technology stakeholders

Apr 28, 2026
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DSI Systems logo
Full-time|On-site|Denver, Colorado, United States

Are you passionate about providing exceptional customer support? Join DSI Systems as a Field Support Representative in Denver, Colorado. In this role, you will be the face of our company, ensuring customer satisfaction and resolving issues on-site. Your problem-solving skills and technical knowledge will be essential in maintaining our high standards of service.

Mar 31, 2026
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Red 6 logo
Full-time|On-site|Denver

Company OverviewRed 6 is a pioneering startup at the forefront of Augmented Reality (AR) technology, revolutionizing synthetic air combat training. Our flagship technology, which powers the Airborne Tactical Augmented Reality System (ATARS), allows pilots to encounter the cognitive challenges of flying while providing realistic, scalable training in dynamic outdoor settings.The RoleWe are in search of a Principal Systems Engineer to play a critical role in the development, integration, and verification of the ATARS throughout its entire product lifecycle. This position involves comprehensive system development, including requirements development and traceability, architecture definition, interface management, hardware/software integration, and leading formal design milestone reviews. The Principal Systems Engineer will collaborate in a cross-functional environment, working alongside hardware, software, optics, testing, and airworthiness teams to guarantee the technical performance, compliance, and mission readiness of complex integrated systems.ResponsibilitiesDevelop, decompose, and manage system and subsystem requirements utilizing approved requirements management tools.Establish and maintain the Requirements Verification Traceability Matrix (RVTM), ensuring bidirectional traceability from system requirements to verification artifacts.Create and manage Interface Control Documents (ICDs) for both internal and external system integrations (hardware, software, avionics, and platform interfaces).Lead and facilitate design milestone reviews, including System Requirements Review (SRR), Preliminary Design Review (PDR), Critical Design Review (CDR), and System Verification Review (SVR).Implement Model-Based Systems Engineering (MBSE) methodologies (SysML) to develop system architectures, functional decompositions, use cases, and interface models.Conduct trade studies and technical analyses to support design decisions and optimize performance.Manage resource allocations such as weight and power across various system components.Coordinate and oversee integration and verification activities in both laboratory and aircraft environments.Identify and manage technical risks, ensuring that mitigation plans are effectively established.Act as a technical liaison across internal teams and external partners to ensure alignment on system design and performance.

Mar 4, 2026
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True Anomaly Inc. logo
Full-time|$130K/yr - $185K/yr|On-site|Denver, CO or Long Beach, CA

Join the forefront of the new space race! True Anomaly is on the hunt for exceptional talent and ambition to pioneer innovative technologies that address the next generation of engineering, manufacturing, and operational challenges in space security and sustainability.OUR MISSIONWe believe that the peaceful use of space is vital for the ongoing prosperity of life on Earth, spanning sectors from communications and finance to navigation and logistics. At True Anomaly, we craft cutting-edge technology that lies at the intersection of spacecraft, software, and artificial intelligence to amplify the capabilities of the United States, its allies, and commercial partners. Our commitment is to secure global safety by ensuring universal access to and sustainability of space.OUR VALUESBe the offset. We cultivate asymmetric advantages through creativity and ingenuity.What would it take? We challenge the status quo to achieve extraordinary results.It’s the people. Our team is our greatest asset, and we thrive together.YOUR MISSIONAs a Senior Electrical Engineering Systems Engineer at True Anomaly, you will spearhead cross-domain systems engineering efforts across avionics, RF communications, and electrical power subsystems. Reporting to the Director of Avionics, you will own the systems engineering discipline that integrates these domains, guiding requirements decomposition, interface definition, integration planning, and verification strategies throughout the spacecraft avionics architecture. You'll represent the Avionics Components team in design reviews and customer engagements, converting complex multi-disciplinary technical challenges into clear decisions and actionable strategies.

Apr 1, 2026
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aircommunities logo
Full-time|On-site|Denver

Join aircommunities as a Financial Systems Analyst specializing in Workday. In this pivotal role, you will analyze financial processes and systems to enhance operational efficiency and support strategic decision-making. You will collaborate with various departments to ensure seamless integration and functionality of our financial systems.As a member of our corporate team, you will play a crucial role in optimizing the financial landscape of our organization, ensuring accuracy and compliance in all financial reporting.

Apr 3, 2026
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xcimer logo
Full-time|On-site|Denver, CO

The Program Manager, Fusion Systems at xcimer guides complex projects from start to finish. This position works closely with teams across engineering, operations, and other disciplines to keep projects on track and aligned with technical goals. What you will do Coordinate resources and schedules to meet project milestones Work with cross-functional groups to ensure clear communication and smooth execution Monitor progress, identify risks, and develop strategies to address challenges as they arise Promote a culture where teams look for ways to improve processes and outcomes Requirements Experience managing technical projects, ideally in advanced technology or engineering fields Strong organizational and communication skills Ability to identify risks and implement practical solutions Commitment to continuous improvement and collaboration This role is based in Denver, CO.

Apr 29, 2026
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DSI Systems Inc. logo
Territory Sales Manager

DSI Systems Inc.

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

Become a Key Player on Our Team!With over 40 years of expertise in sales enablement and tailored business solutions, DSI Systems Inc. is dedicated to delivering unparalleled value and results for our clients and partners. As an authorized partner of AT&T, we are thrilled to announce a career opportunity for a proactive and driven individual to take on the vital role of Territory Sales Manager within the vibrant Denver metropolitan area.We seek an individual who combines passion with expertise to craft and implement solutions that exceed our clients' expectations. Your role will revolve around fostering robust business relationships and simplifying the process for customers to engage with DSI by actively listening, anticipating, and addressing their needs.Role SummaryIn the position of Territory Sales Manager, you will spearhead sales performance and nurture talent within your designated retail territory. Your responsibilities will include onboarding and mentoring Retail Sales Associates (RSAs), facilitating weekly store operations, and maintaining your own sales activity to exemplify leadership by practice. You will be accountable for achieving company objectives while cultivating a thriving, high-performance team culture.Location: Denver, COMain ResponsibilitiesOnboard and train RSAs; provide in-store new-hire training and ongoing development sessions.Conduct weekly visits to assigned stores; ensure compliance with merchandising standards, product demonstrations, and upselling.Analyze sales KPIs and staffing compliance, implementing swift actions to address any deficiencies.Facilitate final interviews and deliver hiring recommendations.Ensure timely and accurate payroll approvals.Foster a positive, accountable team environment.Deliver weekly coaching sessions to RSAs with actionable insights.Achieve personal sales targets weekly to demonstrate best practices.Fill staffing shortfalls by covering shifts as necessary.QualificationsMinimum of 2 years experience in wireless/consumer electronics or multi-unit retail sales leadership.Demonstrated history of meeting sales targets while developing team members.Proficient in analyzing performance metrics and making prompt, practical decisions.Strong skills in interviewing and coaching; excellent written and verbal communication skills.Willingness to travel throughout Denver and work a retail-aligned schedule, including weekends.Desired SkillsAbility to adapt to evolving environments and customer expectations.Capacity to thrive in a dynamic, high-traffic retail setting.Exceptional customer service and relationship management skills.Adept at balancing customer experience with performance objectives.Team-oriented with a commitment to learning, sharing best practices, and resolving challenges.What We ProvideCompetitive salary with commission and bonus opportunities

Jan 16, 2026
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crowdstaffing logo
Contract|On-site|Denver

SummaryAs a Systems Engineering Technician II, you will play a crucial role in providing technical support to federal, state, and local government agencies. Your responsibilities will include maintaining various communication systems, such as microwave, telephone, two-way radios, digital trunked radio, data, and video communications equipment. You will adhere to established protocols to ensure ongoing preventative maintenance and effective failure resolution, while also creating and updating circuit and equipment records to fulfill public safety and inter-government requirements.Roles & ResponsibilitiesYour primary duties will encompass:Collaborating on the design and installation of equipment tailored to meet agency requests and specifications, including the development of innovative electronic solutions.Utilizing test equipment such as service monitors, spectrum analyzers, T1 testers, power meters, and RF cable analyzers, while providing guidance to fellow team members.Demonstrating a clear understanding of TDM circuits and related equipment, including DS0, DS1, and DS3 signaling, as well as M13 and channel bank multiplexers.Identifying and diagnosing performance issues with subscriber radio equipment.Exhibiting knowledge of proper connectorization techniques for hardline coaxial cable.Understanding -48 VDC power systems, including rectifiers, inverters, and batteries.Providing 24/7 emergency repair services to ensure the reliability of public safety communications.Conducting repairs that may necessitate the use of four-wheel drive vehicles or Sno-Cat® to access remote locations under challenging weather conditions.Climbing towers exceeding 350 feet in height to install antennas, coaxial cables, and waveguides.

Sep 7, 2017

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Legacy Systems Specialist jobs in Denver | RoboApply Jobs