Software Engineer Senior

Amentum; Town of Florida (NY); On-site; USD 135,000 - 145,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Educational reimbursement

Parental leave

Paid time off

Disability and life insurance

Pet insurance

Job summary

Amentum is seeking a Software Engineer Senior to support the Space Force Range Contract (SFRC). The role focuses on designing, developing, and troubleshooting software for new and existing systems with strong collaboration across teams.

The position requires 8+ years in software engineering, experience with Windows/Linux, and proficiency in Python/JavaScript. Security+ certification or ability to obtain it within six months is expected; occasional travel may be required.

Qualifications

• Bachelor’s degree in Computer Science or related STEM field or equivalent education/experience.
• 8+ years of software engineering experience.
• Experience with Windows and Linux (RedHat and GNU).
• Experience with scripting languages (Python, JavaScript).
• Experience with design and coding languages.
• Experience with VMware virtualization.
• Security+ CE certification or ability to obtain within six months.
• Ability to obtain DoD Secret Clearance; U.S. citizenship required.
• Valid U.S. driver’s license.
• Some travel may be required (<10%).
• Ability to lift 30 lbs.

Responsibilities

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

Skills

Communication

Analytical skills

Time management

Adaptability

Team collaboration

Education

Bachelor’s in Computer Science or STEM field

Tools

Python

JavaScript

VMware

Job description

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:

• Effective communication skills with demonstrated capability to brief project information to management and customers
• Strong analytical and problem-solving skills
• Strong organizational and time management skills to balance, plan, prioritize and execute projects
• Ability to work within a dynamic, fast paced environment with time constraints
• Ability to work independently and as part of a team

Required Experience:

• Bachelor’s of Science degree in Computer Science or related science, technology, engineering or math (STEM) field or equivalent to of education and related experience.
• 8+ years of experience in software engineering.
• Experience working with Windows and Linux (RedHat and GNU) based computer systems and components
• Experience working with scripting languages (Python, JavaScript)
• Experience working with design and coding languages
• Experience working with virtualized systems (VMware)
• Current Security+ CE certification or ability to obtain certification within six (6) months of start date
• The flexibility to work occasional non-duty hours or on weekends to support specific project or mission requirements
• Must be able to obtain and maintain a DoD Secret Security Clearance, which includes U.S. citizenship
• Valid U.S. Driver’s License required
• Some travel may be required (less than 10%)
• The ability to lift 30 lbs

Compensation Details:

$135,000 to $145,000 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:

• 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:

08/12/2026 - 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.