Amentum

Principal AI Software Engineer TS/SCI w/Poly

Amentum
Apply
4 months ago
Fort Meade, MD, USAStaff+

Base Salary

$200k - $255k/yr

Responsibilities

  • Collaborate with customers and mission stakeholders to rapidly develop, evaluate, and transition AI/ML-enabled capabilities.
  • Design, develop, prototype, and operationalize AI-enabled applications for intelligence workflows and complex process automation.
  • Apply scalable software architectures, advanced analytics, machine learning, and LLM integration to generate mission insights.
  • Deliver production-ready solutions from proof of concept through operational deployment across diverse mission domains.
  • Shape technical strategy and best practices for deployment, sustainment, and evolution of AI-enabled mission systems.
  • Comply with applicable safety, quality, environmental, operational, and customer-contract requirements.

Requirements

  • Proficiency with AI/ML methods including classification, clustering, collaborative filtering, search, retrieval, deep neural networks, recurrent neural networks, and attention-based transformers.
  • Experience with large language models for representative and generative tasks.
  • Proficiency in Java or Python and experience with Jupyter Notebooks.
  • One of the stated education-and-experience combinations: doctoral degree plus 7 years, master's degree plus 9 years, bachelor's degree plus 11 years, associate's degree plus 13 years, or high school diploma/GED plus 15 years of relevant experience.
  • TS/SCI security clearance with polygraph is required.
  • Preferred: proficiency with retrieval-augmented generation, model context protocol, and other technologies supporting agentic AI.
  • Preferred: knowledge of parametric and nonparametric probability distributions, Bayesian analysis, and covariance matrices.
  • Preferred: proficiency with agentic systems that automatically carry out mission goals with limited supervision.

Benefits

  • 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.
  • Employment is contingent on successful drug screening, which may include marijuana and other federally controlled substances.
  • The position was posted July 15, 2026 and remains open until filled, with an anticipated minimum posting period of three days.

Tech Stack

JavaJupyter NotebookPython
Amentum

About Amentum

10,000+ employees

Amentum provides engineering, operations and maintenance, logistics, and mission support services to U.S. federal agencies and allied governments, including defense and energy programs. Its business centers on large, long-term government contracts spanning defense, space, nuclear cleanup, and infrastructure, with program management and technical services at the core. Headquartered in Chantilly, Virginia, it was formed in 2020 from the spinoff of AECOM’s Management Services division.

Contact me