Senior Systems Engineer with Security Clearance

Amentum is seeking a Senior Systems Engineer to support the Space Force Range Contract (SFRC) Essential Functions:

• Serve as the Lead Systems Engineer (LSE) for assigned LTRS subsystem(s), managing issues including risk, subsystem anomalies, Diminishing Manufacturing Sources and Material Shortages (DMSMS) cases.
• Develop out-year plans (spend plans) and provide input for Government funding to address subsystem needs.
• Provide project integration support from contract award through the final transition of Third-Party Developer (TPD) systems into the SFRC OM&S baseline.
• Support the development of acquisition documentation (SOO, SOW, PWS) for TPD procurements and assist in Request for Proposal (RFP) development.
• Develop high-level engineering project plans and assist Space Force Project Managers, Internal Project Managers, and Third-Party Project Managers with project schedule development.
• Define and write requirements for TPD contracts based on capabilities and operating concepts in support of SLD30.
• Coordinate with Government customers and internal SFRC stakeholders.
• Apply risk management principles to identify, assess, plan, and mitigate subsystem and LTRS risks.
• Support or manage LTRS Risk Management Working Groups and Risk and Opportunity Management Boards (ROMBs).
• Serve as an Integration Lead assigned to acquisition projects to oversee the integration and transition of new or modified systems ensuring they meet SFRC OM&S standards.
• Manage and execute systems engineering processes to ensure continuity across the SFRC.
• Assist in developing training tools and documentation for transitioning systems.
• Assist Engineering Managers in prioritizing tasks to support mission needs.

Required Skills

• Analytical and problem-solving skills for system design and testing.
• Strong written and verbal communication skills for stakeholder interaction.
• Effective time management and organizational skills to handle competing priorities.
• Ability to work independently and collaboratively within a team.
• Aptitude for rapidly learning new concepts and technologies.

Minimum Experience

• Bachelor's degree in engineering, Computer Science, Information Systems, or a related STEM field. Master's degree preferred.
• 8+ years of systems engineering experience or related engineering experience.
• Fundamental knowledge of engineering lifecycle and systems engineering processes. CSEP Certification is preferred.
• Proficiency with Windows-based computer systems and the Microsoft Office suite.
• Experience with Model-Based Systems Engineering (MBSE) tools (e.g., Cameo) is preferred.
• Experience with Project Scheduling software such as MSProject, JIRA, or others. PMI certification is preferred.
• Flexibility to work occasional non-standard hours or weekends to support mission requirements.
• Willingness to travel.
• Must be able to obtain and maintain a DoD Secret Security Clearance (requires U.S. citizenship).
• Valid U.S. Driver's License.

Compensation Details

$130,000 - $135,000 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

10/06/2026 - 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 .