Mobile Cyber Security Engineer jobs in Washington – Browse 2,056 openings on RoboApply Jobs

Mobile Cyber Security Engineer jobs in Washington

Open roles matching “Mobile Cyber Security Engineer” with location signals for Washington. 2,056 active listings on RoboApply Jobs.

2,056 jobs found

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SteerBridge Strategies logo
Mobile Cyber Security Engineer

SteerBridge Strategies

Full-time|On-site|Washington, DC

Join SteerBridge Strategies, a cutting-edge technology firm dedicated to providing innovative and mission-driven solutions for the U.S. Government and private sector. We harness extensive expertise in federal acquisition, digital transformation, and emerging technologies to deliver agile, commercial-grade solutions that enhance operational performance and en…

Mar 19, 2026
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SOSI logo
Full-time|On-site|Washington

Role overview The Cyber Security Engineer III position at SOSI in Washington centers on safeguarding the organization's digital assets. This role is responsible for maintaining the security of sensitive data and critical systems. Key responsibilities Design, implement, and monitor security measures to protect against cyber threats. Collaborate with IT and business units to identify vulnerabilities and assess risks. Develop strategies to reduce risk and address security concerns as they arise. Apply security protocols and practices to help maintain compliance with industry standards and regulations. Collaboration and influence This role works closely with both technical and business teams. The Cyber Security Engineer III contributes to the organization's risk management and compliance strategies through regular cross-functional collaboration.

Apr 22, 2026
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Comtech LLC logo
Contract|On-site|Washington

Job Overview:We are seeking a dedicated Cyber Security Design Engineer to join our team, focusing on establishing and maintaining robust security protocols across our systems. You will be responsible for aligning security requirements with policy and regulatory mandates, developing comprehensive test plans for network security, and advising IT Security Specialists on operational improvements.Key Responsibilities:Establish system-wide information security requirements in accordance with policies and regulations.Develop and implement thorough test plans for network security equipment.Conduct product evaluations and analyses to propose projects addressing emerging threats.Advise IT Security Specialists on operational cyber security practices.Ensure compliance with industry standards and service level agreements for security systems.Maintain high availability and continuity for enterprise services.Perform and report on security assessments and audits.Document system communication paths, configure firewalls, monitoring devices, and maintain network diagrams.Manage system integration, patch management, incident response, and change management tasks.Develop and recommend technical solutions for complex network, platform, and system security challenges.Engage in secure systems engineering and development, including security requirements analysis and specification development.Formulate systems security engineering project plans that align with risk countermeasures and reliability needs.

Aug 31, 2017
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ComTech LLC logo
Contract|On-site|Washington

Join our dynamic team at ComTech LLC as a Cyber Security Threat Engineer, where you will play a pivotal role in safeguarding our digital landscape. You will be responsible for identifying, assessing, and mitigating potential threats to our systems while collaborating with cross-functional teams to enhance our security posture.

Mar 20, 2017
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info-ways logo
Contract|On-site|Bellevue

Join our dynamic team at info-ways as a Cyber Security Engineer in Bellevue, WA. In this pivotal role, you will leverage your expertise to protect our organization’s information systems and data against security breaches. You will be responsible for implementing security protocols, conducting vulnerability assessments, and collaborating with cross-functional teams to enhance our cybersecurity posture.

Jul 6, 2017
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Comtech LLC logo
Contract|On-site|Washington

Join our dynamic team as a Cyber Security Operations Engineer where you'll play a crucial role in safeguarding our digital assets. You will be responsible for monitoring, analyzing, and responding to security incidents, ensuring our organization maintains robust security practices. Your expertise will help protect sensitive information and mitigate risks in our operational environment.

Feb 24, 2017
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Comtech LLC logo
Contract|On-site|Washington

Join our dynamic team at Comtech LLC as a Cyber Security Specialist, where you will play a crucial role in protecting our organization's information systems and sensitive data from cyber threats. You will be responsible for implementing security measures, monitoring systems for security breaches, and responding to incidents. Your expertise will help us maintain compliance with industry standards and safeguard our assets.

Mar 20, 2017
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Prosidian Consulting logo
Cyber Security Specialist

Prosidian Consulting

Full-time|On-site|Washington

Join Prosidian Consulting as a Cyber Security Specialist and play a crucial role in safeguarding our clients' digital assets. In this dynamic position, you will be responsible for implementing security measures, conducting risk assessments, and enhancing our cybersecurity protocols to ensure the highest level of protection against cyber threats.

Feb 13, 2019
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Prosidian Consulting logo
Full-time|On-site|Washington

Join our dynamic team at Prosidian Consulting as a Cyber Security Penetration Testing Specialist. In this pivotal role, you will be responsible for identifying vulnerabilities and weaknesses in our clients' systems through comprehensive penetration testing. Your expertise will help enhance the security posture of various organizations, ensuring they remain safe from cyber threats.As a key member of our cybersecurity team, you will collaborate with other professionals to deliver high-quality assessments, provide actionable insights, and contribute to the overall success of our clients’ security initiatives.

Feb 13, 2019
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Prosidian Consulting logo
Full-time|On-site|Washington

Join our dynamic team at Prosidian Consulting as a Senior Cyber Security Specialist. In this pivotal role, you will leverage your expertise to safeguard our clients’ information systems against emerging cyber threats. You will work collaboratively with cross-functional teams to design and implement robust security measures, conduct vulnerability assessments, and ensure compliance with industry standards.

Feb 13, 2019
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Twenty logo
Full-time|On-site|Washington DC

About UsAt Twenty, we are at the forefront of addressing one of the most pressing challenges of our era: safeguarding democracies in the digital landscape. We create groundbreaking technologies that function at the convergence of cyber and electromagnetic domains, where operational speed outpaces human perception and complexity surpasses traditional limits. Our dedicated team doesn't merely tackle problems; we achieve transformative results that have a tangible impact on national security. As pragmatic optimists, we recognize the challenges inherent in our mission to protect the United States and its allies, yet we firmly believe that success is within reach.Position OverviewWe are searching for a highly talented Offensive Cyber Research Engineer to join our team in our Arlington, VA office. In this pivotal role, you will spearhead the development of advanced offensive cyber capabilities aimed at defending democracies globally. We are seeking candidates with 6-8 years of extensive technical experience in offensive cyber operations, software development, and research, paired with demonstrated leadership skills in mentoring engineers and steering strategic technical projects. Responsibilities include designing and leading the implementation of sophisticated attack path frameworks, setting engineering standards for offensive tools, guiding junior researchers, and serving as a technical expert on adversarial tactics and red team operations. Your substantial operational experience—preferably within government or military settings such as Digital Network Exploitation Analysis (DNEA), Exploitation Analyst (EA) operations, advanced penetration testing, or threat intelligence analysis—will be instrumental in defining the technical strategy for our offensive cyber initiatives and advancing the next generation of cyber technologies for the U.S. and its allies.

Oct 12, 2025
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ComTech LLC logo
Contract|On-site|Washington

Join our team as a Shift / Task Lead in our Cyber Security Operations Center (SOC), where you will play a pivotal role in safeguarding our digital assets. As a leader, you will oversee daily operations, manage security incidents, and ensure compliance with industry standards. Your expertise in cyber security will be crucial in providing guidance and support to a team of dedicated professionals.

Feb 24, 2017
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ProSidian Consulting logo
Full-time|On-site|Washington

Join ProSidian Consulting as a Cyber Security Testing Network Administrator, where you will play a crucial role in safeguarding our digital infrastructure. In this position, you will be responsible for conducting comprehensive security assessments, identifying vulnerabilities, and implementing robust security measures to protect sensitive information.

Feb 13, 2019
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MetroStar Systems logo
Full-time|$207K/yr - $320K/yr|On-site|Washington, DC

As a Senior Network Security Engineer III, you will leverage your expertise to secure mission-critical networks for a prominent federal client, aiming to create a significant impact across government operations. Our dedicated team is responsible for the design, operation, and fortification of intricate security environments. Your role will be pivotal in enhancing, scaling, and safeguarding these infrastructures while facilitating secure mission delivery throughout the organization.At MetroStar Systems, we believe that exceptional technology services are fueled by extraordinary talent. We are deeply committed to our people and have a two-decade legacy of cultivating top-tier teams. Our future hinges on our profound understanding and unwavering focus on our personnel, guided by our mission: a passion for our people and value for our customers.If you envision yourself contributing to our mission and striving towards our goals, explore the details of the position below!

Apr 1, 2026
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Prosidian Consulting logo
Full-time|On-site|Washington

As the Enterprise Assessment Cyber Security Evaluations Task Leader, you will play a pivotal role in leading assessments of cyber security programs and practices across various enterprises. Your expertise in cyber security will help organizations identify vulnerabilities, enhance their security posture, and ensure compliance with industry standards.

Feb 13, 2019
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Twenty logo
Full-time|On-site|Washington DC

About UsAt Twenty, we tackle one of the most pressing challenges of our era: safeguarding democracies in the digital realm. We engineer groundbreaking technologies that navigate the convergence of cyber and electromagnetic domains, where operational speed surpasses human perception and complexity defies traditional limits. Our team not only resolves challenges but creates transformative solutions that have a direct influence on national security. We are pragmatic optimists, fully aware that while our mission to shield America and its allies is demanding, achieving success is within reach.Position OverviewIn this role, you will be the leading technical authority for Twenty's offensive cyber research initiative—defining the strategic vision, enhancing technical execution, and pioneering advancements in adversary emulation and attack automation. Your contributions will be instrumental in shaping our approach to developing and standardizing offensive capabilities that yield real-world national security benefits. You will collaborate closely with leaders in engineering, product, and operations, and routinely advise executive leadership and government officials on strategy, technical risks, and the evolution of capabilities.Who You AreDriven by a mission to protect democracies in cyberspace.You maintain high technical standards and elevate them through established guidelines, thorough reviews, and active mentorship.You remain composed in high-pressure situations, making critical decisions even with limited information.You possess a systems-oriented mindset, considering trade-offs, second-order impacts, operational constraints, and long-term sustainability.You have the ability to influence executives and senior government officials with your insights, without overselling your ideas.You balance innovation with operational discipline, prioritizing safety, rigor, and responsible management.You communicate with clarity and precision, producing concise written materials, clear technical narratives, and direct feedback.ResponsibilitiesArticulate and steer the long-term technical vision and roadmap for Twenty's offensive cyber research and capabilities.Act as the primary technical advisor to executive leadership regarding strategy, capability growth, and technical risk management.Lead innovative research into advanced adversary behaviors and next-generation offensive cyber methodologies.

Oct 12, 2025
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DeleteMe logo
Full-time|Remote|Seattle, WA

Join DeleteMe:At DeleteMe, we are pioneers in proactive privacy protection, dedicated to empowering security teams by minimizing their human attack surface.Our unique approach involves the continuous monitoring and removal of exposed personal data (PII) from the open web, effectively thwarting threats such as social engineering, phishing, Gen-AI deepfakes, doxxing, physical threats, and identity fraud.As a fully remote, global SaaS enterprise, we cater to both individual consumers and large organizations. With over 100 million successful opt-out removals, we are committed to alleviating the risks associated with identity theft, spam, doxxing, and other cybersecurity threats. Our comprehensive privacy reports, continuous monitoring, and expert support ensure our clients are safeguarded.DeleteMe serves as a scalable, managed defense layer for the most vulnerable aspect of your cybersecurity: your personnel. This is why 30% of the Fortune 100, leading tech companies, major banks, federal agencies, and U.S. states trust DeleteMe for workforce protection.Led by a passionate and seasoned team, DeleteMe is fueled by a mission to empower consumers through enhanced privacy measures.

Oct 15, 2025
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VIA Science logo
Full-time|$150K/yr - $200K/yr|On-site|Washington, District of Columbia, United States

Join VIA Science to Drive Meaningful Change.At VIA, we are dedicated to transforming communities into cleaner, safer, and more equitable spaces. By collaborating across various sectors, we can achieve a collective impact that surpasses individual efforts. VIA addresses digital challenges to collective actions by offering the world’s most secure and user-friendly data and identity protection solutions.VIA is a trusted partner to the U.S. Department of Defense and Fortune 100 companies worldwide, tackling their most pressing challenges in data and identity protection. With a portfolio of 19 issued patents, our Web3, quantum-resistant, and passwordless technologies protect against data theft, manipulation, and misuse.We seek an Exceptional Senior Mobile Software Engineer.As a Senior Mobile Software Engineer, you will go beyond mere coding and engage in thoughtful design to create a robust, highly secure mobile platform that delivers our mission globally. If you are an innovator passionate about balancing top-tier security with seamless user experiences in high-stakes mobile development, we want you on our team.Key Responsibilities:Technical Ownership and Core DeliveryLead the complete development lifecycle, including testing and deployment of high-quality native applications for iOS (Swift) and Android.Enhance application performance, troubleshoot issues, and ensure compatibility across a range of devices and OS versions.Secure Mobile DevelopmentDesign and implement features prioritizing security and privacy, leveraging native mobile security frameworks.Ensure secure data handling and storage, utilizing Secure Enclaves or similar technologies.Apply fundamental cryptography principles for data protection and secure communication within the mobile context.Seamlessly integrate VIA's backend microservices and secure APIs into mobile application logic.Collaboration, Strategy, & Best PracticesServe as a subject matter expert, providing technical leadership in mobile application development to uphold VIA’s high standards.Effectively convey complex software designs, architectural decisions, and technical processes to diverse audiences, including both technical peers and non-technical stakeholders.Work collaboratively with cross-functional teams (UI/UX designers and backend developers) to ensure reliable application functionality.Participate in defining and maintaining mobile development best practices, including code reviews and automated testing.

Feb 23, 2026
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Paragon Cyber Solutions logo
Full-time|On-site|Washington, District of Columbia, United States

Paragon Cyber Solutions is excited to offer a fantastic opportunity for driven individuals ready to start a promising and dynamic career as a Network Engineer. Become a vital part of a team filled with bright, talented, and dedicated engineers who take pride in solving complex challenges while developing and delivering innovative solutions tailored to our clients' needs. In this position, you will design, develop, modify, assess, and implement state-of-the-art hardware systems while leading the technical aspects of a multi-disciplinary project team.Security ClearanceActive TS/SCI clearance required, with the ability to obtain and maintain a CI polygraphKey Responsibilities:Lead and mentor IT personnel, fostering development and training.Serve as a subject matter expert by configuring and supporting the IT network environment, including servers, clients, routers, virtual private networks, switches, and firewalls.Systematically troubleshoot technical issues and complex application, system, and network problems, addressing availability, utilization, throughput, and latency.Plan and execute the selection, installation, configuration, and testing of equipment.Develop and define IT policies and procedures.Provide management with feedback and reports on the status and availability of the IT network to ensure optimal function and identify trends.Maintain network performance through monitoring, analysis, and performance tuning.Analyze IT systems and prepare documentation related to performance, stability, interoperability, and lifecycle issues.Utilize various methods and techniques to assist in developing, implementing, and documenting impact assessments and architecture change recommendations.Enhance IT security by developing access controls, monitoring, and evaluation; maintaining documentation in accordance with DoD standards.Participate in designing and developing integrated solutions to meet customer requirements.Perform additional duties as assigned.Qualifications:Bachelor’s degree in Computer Science, Information Technology, or a related field.Master’s degree in Computer Science, Information Technology, or related field preferred.At least 4 years of relevant experience.Comprehensive knowledge of Internet Protocols, communication protocols, and data/network security.Strong understanding of federal government security standards, including FISMA and NIST guidelines.Additional Qualifications:Possession of current DoD 8570 IAT II certification and relevant certifications such as CCNA, CCNP, CCIE, or equivalent.

Jan 21, 2026
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Twenty logo
Full-time|On-site|Washington DC

About TwentyAt Twenty, we are tackling one of the most pressing challenges of our era: safeguarding democracies in the digital landscape. Our innovative technologies bridge the cyber and electromagnetic domains, where operational speed surpasses human perception and complexity exceeds traditional limits. Our dedicated team goes beyond conventional problem-solving; we produce transformative results that significantly enhance national security. As pragmatic optimists, we are aware that while our mission to protect America and its allies is formidable, achieving success is within our reach.Role OverviewIn this pivotal role, you will spearhead and define the direction of Twenty’s offensive cyber research division—crafting strategies, building a top-tier team, and ensuring that our capabilities align with genuine operational demands. You will supervise both forward-deployed analysts collaborating with government mission teams and research engineers developing next-gen offensive capabilities from our Arlington headquarters. Your collaboration with product, engineering, and business leaders will be crucial, and you will represent Twenty in engagements with senior government stakeholders. This role is uniquely positioned at the convergence of innovative research, disciplined execution, and impactful mission outcomes.

Oct 12, 2025

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