Senior Software Engineer TS/SCI w/Poly

Posted 11 Days Ago
Be an Early Applicant
Fort Meade, MD, USA
In-Office
150K-200K Annually
Senior level
Security • Cybersecurity
The Role
Develop scalable analytic tools and operationalize data science by partnering with data scientists and mission analysts. Perform end-to-end software engineering: prototype, develop, integrate, test, and deploy analytics within customer architectures, leveraging big data and ML techniques.
Summary Generated by Built In

Purpose and Impact:

Amentum is seeking an experienced senior developer to create custom analytics to perform at scale.  The software engineer will work closely with data scientists and end users to develop innovative analytic tools to further discovery and tradecraft around critical global challenges, then deliver innovative solutions focused on operationalizing data science.

Essential Responsibilities:

Work directly with data scientists as well as mission analysts to solve the most demanding strategic problems; perform end-to-end software engineering to prototype, develop, integrate, test, and deploy tools and tradecraft into the customer's corporate architecture.

Minimum Requirements (Knowledge, Skills, and Abilities):

  • Strong experience with Jupyter Notebooks, Java MapReduce, Python PySpark
  • Strong experience with statistical analysis and machine learning fundamentals
  • Strong experience with customer tools, architecture, data flow, and use of big data
  • Proficiency with Jira, Confluence, Gitlab; experience with Agile methodologies

Security Clearance Required:

  • TS/SCI Poly

Minimum Years of Experience:

  • A Doctoral degree plus 4 years of relevant experience, or
  • a Master's degree plus 6 years of relevant experience, or
  • a Bachelor's degree plus 8 years of relevant experience, or
  • an Associate's degree plus 10 years of relevant experience, or
  • a High School diploma/GED plus 12 years of relevant experience may be considered for individuals with in-depth experience that is clearly related to the position.

Preferred Qualifications:  

  • Experience with software development processes (i.e., requirements analysis, software design, implementation, testing, integration, deployment/installation, and maintenance) and programming.
  • Experience with Data Science, Machine Learning (ML), Artificial Intelligence (AI) and using Large Language Models (LLMs)​

#javelin #ICpoly

This position is not designated as a safety sensitive position.

As part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment.  Employment is contingent upon successful completion of the drug screening process.  Please note that this may include pre-hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.  

Other Responsibilities:

Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.

Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.

Procedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

       

Compensation Details:

$150000-200000

       

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:

07/15/2026 - 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.

Skills Required

  • Strong experience with Jupyter Notebooks
  • Strong experience with Java MapReduce
  • Strong experience with Python PySpark
  • Strong experience with statistical analysis and machine learning fundamentals
  • Strong experience with customer tools, architecture, data flow, and use of big data
  • Proficiency with Jira, Confluence, GitLab
  • Familiarity with Agile methodologies
  • Security clearance: TS/SCI with polygraph
  • Minimum years of experience per education (Doctorate+4, Master's+6, Bachelor's+8, Associate+10, HS+12)
  • Experience with software development processes (requirements, design, implementation, testing, integration, deployment, maintenance)
  • Experience with Data Science, Machine Learning, AI and using Large Language Models (LLMs)

Amentum Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Amentum and has not been reviewed or approved by Amentum.

  • Healthcare Strength Healthcare offerings are described as comprehensive, with medical, dental, and vision plans and multiple PPO/HSA options. Mental health support via an employee assistance program and other wellness resources is also included in the benefits mix.
  • Retirement Support Retirement support is positioned as a meaningful part of total rewards through a 401(k) plan with employer matching. Profit-sharing contributions and immediate or near-term vesting in some cases further strengthen the retirement value proposition.
  • Leave & Time Off Breadth Time-off benefits are presented as solid for the sector, including tiered PTO accrual by tenure and a set of paid holidays. Role-dependent flexible or remote work options and leave programs add to perceived work-life support.

Amentum Insights

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The Company
HQ: Chantilly, VA
18,261 Employees

What We Do

Amentum is a premier global technical and engineering services partner supporting critical programs of national significance across defense, security, intelligence, energy, and environment. We draw from a century-old heritage of operational excellence, mission focus, and successful execution underpinned by a strong culture of safety and ethics. Headquartered in Germantown, Md., we employ more than 20,000 people in 48 states and 28 foreign countries and territories. Visit us at amentum.com to explore how we deliver excellence for our customers’ most vital missions.

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