Senior Computer Systems Engineer in Arlington

Job Description Description \n Are you ready to join Leidos all-star team? Through training, teamwork, and exposure to challenging technical work, let Leidos show how to accelerate your career path.

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Leidos has an exciting opening for you as our next TS/SCI Senior Systems Engineer supporting DIA’s Digital Exploitation and OSINT Center (NDOC) (formerly NMEC) under our 10-year DOMEX Technology Platform (DTP) contract. Have impact as part of a mission focused, solutions oriented, and adaptive team that values innovation, collaboration, and professional development. As the Senior System Engineer, you will perform and manage the full spectrum of systems engineering tasks to include requirements analysis, feature, system and interface design, system integration, system testing, and all associated documentation. You will also take on the role as a scrum master to lead a software development team while managing risks, escalating impediments, and helping to drive continuous process improvement. While most work is conducted on-site at our client location in Bethesda, MD, we offer a flexible schedule and, occasionally, some tasks may be performed remotely. Percentage of remote work will vary based on client requirements/deliverables.

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As a senior member of the team, you bring deep expertise in Systems Engineering (SE) and will work closely with Systems Engineers, Software Engineers, Architects as well as Government counterparts on the following key tasks:

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Technical support, coordination, and execution of systems engineering activities such as feature/requirements analysis, design, implementation planning, integration and test, sustainment, documentation, deployment, and system assessment \n Perform systems engineering tasks within time-boxed (e.g., Agile) sprints and releases. Support sprint and release planning activities as well as the creation of and/or input to work tickets (e.g., Gitlab issues) as well as program/system documentation using collaboration software (e.g., Gitlab \n Help to define processes for technical platforms, system specifications, input/output and working parameters for hardware and/or software compatibility \n Assist in establishing SE processes and tools to accomplish analysis, problem diagnosis and solution design, integration and test preparation, risk assessment and mitigation planning, and related activities \n Manage a scrum team performing development activities across the microservices and support system architectures

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You are rigorous while having the ability to work well with people from different disciplines with varying degrees of technical experience. You bring leaderships skills and enthusiasm and meet the following qualifications:

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BS in Engineering, Computer Science, Systems Engineering, or related field or equivalent experience with 12+ years in software development, system engineering or related field. Additional experience in lieu of degree. \n Must have an active Top Secret/SCI security clearance with the ability to obtain and maintain Polygraph \n Broad understanding of GPU-enabled systems architecture and engineering, including GPU integration, virtualization, Multi-Instance GPU (MIG), and associated software stacks. \n Experience with creating design packages and workflows \n Experience in writing technical solutions and whitepapers \n Experience implementing key Agile processes and techniques \n Experience with facilitating scrum for the team (Planning, Retrospective, Grooming & Review/Demo) \n Experience with Gitlab (workflow), JIRA, Confluence, or similar tools \n Excellent verbal and written communication skills

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You will wow us even more if you have some of these skills:

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Software development/coding experience with programming such as Python, Java, and React \n Experience with database systems, search engines, model view controller (MVC); web applications \n Experience in a Red Hat, Centos or Oracle Linux \n Familiarity DGX (Deep GPU Xceleration) \n Experience with big data applications \n Scaled Agile Framework certification (SAFe Agilist or other) \n Familiarity with continuous integration/continuous development tools (Jenkins, Bamboo, or equivalent)

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DTP

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If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: July 27, 2026\n\n \n \n \n \n \n \n \n For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. \n \n \n \n \n \n \n\n\n Pay Range: Pay Range $131,300.00 - $237,350.00\n \n The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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About Leidos

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Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit

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Pay and Benefits

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Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at

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Securing Your Data

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Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at View email address on click.appcast.io. \n If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

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Commitment to Non-Discrimination

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All qualified applicants will receive consideration for employment without regard to , , , , , citizenship, , physical or mental , medical condition, genetic information, , family structure, marital status, ancestry, domestic partner status, , or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. Energy Jobline ZR