Software Engineer Senior

Amentum is seeking a Software Engineer Senior to support the Space Force Range Contract (SFRC).

Essential Functions :

• Participates in designing, developing, troubleshooting and analyzing software programs for new and existing systems
• Develops / modifies documentation of new or existing program, as required
• Conduct / support complex Level 1, 2, and 3 testing to qualify systems for Range operations
• Provides feedback and reports to management on the status of each project supporting
• Leads technical proposals as well as software maintenance release efforts including estimating, planning, and scheduling
• Supports the efforts of all technical support personnel for assigned projects
• Additional duties as assigned

Required Skills :

Required Experience :

Compensation Details :

$135,000 to $150,000

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 :

02 / 23 / 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 .