Senior Systems Engineer

Senior Systems Engineer role with Leidos supporting the Air Traffic Business Area within the Homeland Sector, helping deliver next-generation flight service and air traffic systems in a regulated environment.

Responsibilities

• Review FAA requirement documents, advisory circulars, and applicable regulations (including 14 CFR parts) to extract intent, constraints, and acceptance criteria.
• Own and manage the backlog for one or more Agile teams, prioritizing features based on stakeholder needs and ensuring delivery of the right functionality.
• Partner with customer stakeholders to define use cases focused on completeness, testability, alignment to operational workflows, and readiness for validation trials.
• Decompose high-level regulatory requirements into specific, testable capability statements (Agile features) with acceptance criteria mapped to FAA compliance outcomes (including performance thresholds, safety margins, and required reporting formats).
• Capture and communicate design decisions, performance trade-offs, regulatory compliance rationales, and risk assessments with each release to support review and traceable feedback.
• Prepare and review technical documentation, including use cases, user interface specifications, and requirements traceability.
• Lead and participate in structured reviews and inspections.

Requirements

• Bachelor’s degree in computer science, engineering, or a related field with at least 8 years of relevant experience; or Master’s degree with at least 6 years of relevant experience.
• Experience with Agile methodology, principles, and tools.
• Experience in the role of Agile Product Owner, including:
  • Owning and prioritizing the product backlog
  • Defining complete product backlog items (user stories)
  • Making timely decisions on scope
  • Acceptance of work
• Strong disciplined engineering process habits with attention to detail.
• Practical experience writing, testing, debugging, and maintaining software or scripts.
• Clear verbal and written communication.
• Experience designing cloud-based systems.
• Experience engaging customers to understand needs, deliver solutions, manage expectations, and maintain ongoing relationships.
• Ability to obtain SF-85 Public Trust suitability determination.
• US Citizenship.

Technologies

• Agile, Agile/SAFe
• Java, Python, React
• Claude Code, Codex
• DevSecOps, CI/CD
• CAMEO, DOORS, Jama, Jira
• SF-85

Preferred Qualifications

• Experience with Java, Python, React, and scripting languages.
• Knowledge of and experience with AI-assisted development workflows and tools (e.g., Claude Code, Codex).
• Knowledge of and experience with DevSecOps practices and CI/CD pipelines.
• Knowledge of air traffic control systems, general aviation, and/or flight services.
• Practical knowledge of FAA/DoD systems, technical policies, standards, and orders.
• Experience leveraging requirement-management tools (CAMEO, DOORS, Jama, Jira with traceability plugins, etc.) and documentation platforms that support linking, reviews, and exportable RTMs.

Benefits

• Health and Wellness programs
• Income Protection
• Paid Leave
• Retirement

Location: Ashburn, VA (onsite)

Pay: USD 107,900 - 195,050 per yearly

Posting date: April 29, 2026

Pay range note: Pay Range $107,900.00 - $195,050.00

US positions note: While subject to change based on business needs, Leidos reasonably anticipates this job requisition will remain open for at least 3 days with an anticipated close date no earlier than 3 days after the original posting date listed above.