Senior Systems Engineer

Description

Leidos is seeking a mission-driven Senior Systems Engineer (Data Engineering) to join our high-impact team supporting the National Media Exploitation Center (NMEC) DOMEX Technology Platform (DTP). In this role, you will help modernize and centralize Open Source Intelligence (OSINT) operations across the Department of Defense (DoD) and Intelligence Community (IC). You’ll work on a 10-year, multi-task order contract, directly supporting the DOMEX Data Discovery Platform (D3P) Modernization program and DIA-OSIC’s mission.

As a key technical leader, you will collaborate with talented engineers, product owners, and government stakeholders to design, develop, and deploy innovative software solutions that make a real difference to national security. You’ll have the opportunity to shape the architecture, drive technical direction, and mentor others, all while working in a collaborative, agile, and growth-oriented environment.

What You’ll Do

• Lead all aspects of the team’s software development efforts.
• Plan, design, and oversee the implementation of software development solutions through systems engineering activities such as feature/requirements analysis, design, implementation planning, integration and test, sustainment, documentation, deployment, and system assessment
• Collaborate with government data team to integrate new data sources.
• Lead engineering data model changes, API integrations, and data quality efforts.
• Develop a working knowledge of government business processes and provide recommendations accordingly.
• Decompose high-priority requirements from the product roadmap into actionable solutions, managing risks and driving continuous process improvement.
• Own and manage the Agile backlog, prioritize work items, perform backlog refinement, and facilitate Agile ceremonies (stand-ups, planning, reviews, retrospectives).
• Support SAFe program increment planning and execution, including work ticket creation and system documentation.
• Foster a culture of innovation, collaboration, and professional development within the team.
• Act as a mentor to mid-level and junior engineers, sharing best practices and supporting career growth.
• Ensure sound engineering practices, compliance with policies, and delivery of high-quality software.
• Coordinate with test teams to develop and monitor automated system integration tests.
• Engage with cross-functional teams to identify and develop high-value integrations with other systems/applications.
• Provide specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of COTS/GOTS in place of new development, and requirements analysis and synthesis from system level to individual software components.

What You Bring (Required Qualifications)

• Bachelor’s degree in Engineering, Computer Science, Systems Engineering, or related field and 12–15 years of relevant experience, or Master’s with 10–13 years of experience.
• Active Top Secret/SCI security clearance with the ability to obtain and maintain a TS/SCI with Polygraph.
• Strong software development experience in Java or Python.
• Proven experience as a Systems Engineer, Product Owner, or similar role in an Agile software development team.
• Hands-on experience with data engineering, data models, and data quality initiatives.
• Experience with requirements and design documentation, including process flow diagrams.
• Demonstrated ability to break down complex problems into actionable steps and manage/prioritize product backlogs.
• Deep understanding of Agile methodologies and experience with tools such as GitLab, Jira, and Confluence.
• Experience facilitating Agile ceremonies and supporting team delivery.
• Excellent communication skills, with the ability to articulate technical and non-technical concepts to diverse audiences.
• Proven ability to work cross-functionally and manage stakeholder expectations.

Preferred Qualifications (Nice to Have)

• Experience with Kafka or other message-passing systems.
• Cloud infrastructure experience (especially AWS).
• Experience with Appian or other low-code platforms.
• Familiarity with PostgreSQL, containerization (Docker), and DevOps/CI/CD tools (GitLab, Jenkins).
• Experience with GraphQL, Keycloak, and security best practices (authN/Z, secrets management).
• Experience building and maintaining microservices in Kubernetes.
• Understanding of Elasticsearch internals, including sharding, performance tuning, analyzers, query DSL.
• Experience with infrastructure-as-code (CloudFormation, Terraform, Pulumi).
• Knowledge of distributed systems concepts (idempotency, eventual consistency).
• Experience leading technical projects and mentoring engineers.
• Strong testing discipline with a focus on automation and CI/CD pipelines.
• Hands-on development and/or scripting experience in Java and Python.

Why Leidos?

Leidos is a Fortune 500® leader in information technology, engineering, and science solutions, solving the world’s toughest challenges in defense, intelligence, homeland security, civil, and health markets. Our 32,000 employees support vital missions for government and commercial customers. We offer:

• Mission Impact: Work on projects that matter to national security and intelligence.
• Growth & Development: Access to professional development, mentorship, and career advancement.
• Innovation: Join a team that values creativity, collaboration, and continuous improvement.
• Flexibility: Enjoy a flexible schedule with some remote work options.
• Competitive Compensation: Attractive salary, referral bonus, and comprehensive benefits.

Ready to make an impact? Apply today and help us shape the future of national security!

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:

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.

Pay Range:

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.

About Leidos

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 .

Pay and Benefits

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 .

Securing Your Data

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 apply.j-vers.com .

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 .

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity 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.

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