Systems Engineer - SysML

Amentum is seeking a Systems Engineer - SysML to support the Space Force Range Contract (SFRC).

Essential Functions:

Model-Based Systems Engineering (MBSE)

• Develop, maintain, and mature SysML system models representing functional, logical, and physical architectures.

• Establish bidirectional traceability between requirements, interfaces, behaviors, and verification artifacts.

• Author and maintain requirement diagrams, block definition diagrams, internal block diagrams, activity diagrams, sequence diagrams, interface models, and parametric models.

• Support digital engineering initiatives ensuring models function as authoritative sources of truth.

Requirements & Interface Management

• Decompose customer and enterprise-level requirements into subsystem allocations.

• Maintain requirements traceability matrices and digital linkages within the model.

• Support Interface Control Working Groups (ICWGs) and configuration control boards.

• Identify interface risks and integration gaps across range subsystems.

Integration & Test Support

• Support verification and validation (V&V) planning through model-derived verification mapping.

• Assist in development of integration test strategies across Eastern and Western Ranges.

• Provide model-based impact assessments for engineering changes.

• Support anomaly resolution and structured root cause investigations.

Risk & Configuration Management

• Contribute to risk identification, assessment, and mitigation planning.

• Support configuration management processes ensuring models remain aligned with baselined documentation.

• Participate in change management boards and technical governance reviews.

Cross-Functional Coordination

• Interface with government stakeholders, Subsystem Integrated Product Teams (IPTs), cybersecurity, safety, and sustainment teams.

• Provide technical assessments to SEIT leadership.

Required Skills:

• Systems Thinking – Ability to analyze cross-subsystem interactions and emergent behaviors.

• Technical Rigor – Structured decomposition and disciplined modeling practices.

• Integration Mindset – Focus on interfaces, dependencies, and operational impacts.

• Communication – Ability to translate complex models into actionable technical insight.

• Adaptability – Flexibility to support sustainment and modernization efforts across fluctuating workload areas.

Required Experience:

• Bachelor’s degree in Systems Engineering, Aerospace Engineering, Electrical Engineering, Mechanical Engineering, or related discipline.

• 3+ years of systems engineering experience in aerospace, defense, or complex infrastructure systems.

• Demonstrated hands-on experience with SysML and MBSE tools (e.g., Cameo/MagicDraw, Rhapsody, Capella, or equivalent).

• Experience with requirements management tools (e.g., DOORS, Jama, or similar).

• Working knowledge of requirements decomposition, interface management, integration and verification processes, and configuration control.

• Must be able to obtain and maintain a DoD Secret Security Clearance, which includes U.S. citizenship.

• Valid Drivers License.

Preferred Qualifications:

• Experience supporting launch operations, range systems, or mission-critical operational systems.

• Familiarity with digital engineering strategies aligned to DoD guidance.

• Experience working across geographically distributed engineering teams.

• Exposure to reliability, maintainability, and availability (RMA) considerations.

• Understanding of cybersecurity integration within system architecture.

Compensation Details:

$85,000-$90,000 annually

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance

• Paid time off and holidays

• Retirement benefits (including 401(k) matching)

• Educational reimbursement

• Parental leave

• Employee stock purchase plan

• Tax-saving options

• Disability and life insurance

• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

09/28/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.