Full Stack Developer

Amentum; Waukesha (WI); On-site; USD 245,000 - 284,999; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off and holidays

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum in Waukesha, Wisconsin is seeking a highly experienced Software Engineer to develop geolocation product lines. This role requires at least 20 years of experience and a Bachelor's degree in Computer Science. The successful candidate will have expertise in Java, Python, microservices, and agile methodologies. Responsibilities include software enhancement, testing, and debugging. The position offers a compensation range of $245,000 to $284,999 and comprehensive health benefits.

Qualifications

• 20 years' experience as a Software Engineer in complex programs.
• Strong background in Java development and agile practices.

Responsibilities

• Perform software development using Java to enhance capabilities.
• Collaborate in an agile environment with systems engineers.
• Test and debug software code for integrated applications.

Skills

Enterprise Java development

Service-oriented architectures

Microservice solutions

Database experience (Mongo, MySQL)

Python development

Education

Bachelor’s degree in Computer Science

Tools

IntelliJ

Eclipse

VS Code

Atlassian tools (Jira, Confluence)

Gitlab

Docker

Kubernetes

Job description

Purpose and Impact

This team is charged with developing elements of IC geolocation product lines that address operational requirements from the warfighter. With this team, you’ll be exposed to multiple discipline areas such as UI, front-end, back-end, and/or full stack development. You will work across teams to integrate capabilities into various platforms including containers. Using agile scrum and DevOps methodologies, you’ll gain experience with the full product lifecycle for cutting‑edge geolocation capabilities.

Work Schedule

Monday-Friday, 0800-1600

Essential Responsibilities

• Perform software development predominantly using Java to create and implement enhancements to existing capabilities
• Collaborate with a team of software and systems engineers in an agile environment to analyze requirements and derive user stories and issues for development planning
• Perform integration and testing as needed
• Test and debug software code for integrated applications
• Provide tier 2 and 3 support for deployed capabilities and address bug fixes
• Be able to work individually and as part of a team

Work Environment, Physical Demands, and Mental Demands

NA

Minimum Requirements (Knowledge, Skills, and Abilities)

• Experience with Enterprise Java development
• Experience developing service‑oriented architectures
• Experience developing microservice solutions
• Database experience such as Mongo or MySQL
• Experience with Python development

Clearance Required

TS/SCI w FSP

Minimum Education

Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. 4 years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree.

Minimum Years of Experience

20 years’ experience as a SWE, in programs and contracts of similar scope, type, and complexity is required

Preferred Qualifications

• Experience with Java development IDEs (e.g. IntelliJ, Eclipse, VS Code)
• Experience with agile development practices
• Experience with Atlassian tools (Jira, Confluence)
• Experience with Gitlab
• Experience with container technologies (e.g. Docker, Kubernetes)
• Experience with geolocation applications and/or JICD
• Experience/knowledge of ISLANDTRANSPORT, messaging infrastructure
• Exposure to/basic familiarity with Python libraries for scientific programming (examples: NumPy, pandas) desired
• Ability to read and write into/out of the data structures adjacent to complex mathematics

Compensation Details

$245,000 - $284,999

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

Original Posting

04/22/2026 - 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.