Senior AI Software Engineer — TS/SCI

Job overview

The Senior AI Software Engineer — TS/SCI role is an onsite, full-time position in Herndon, VA. The stated salary range is $155,000–$200,000 per year. The engineer joins Credence’s AI and Automation practice, delivering AI solutions for federal clients that support defense, health, and humanitarian missions. The role designs, develops, and deploys generative AI, LLM-powered applications, and agentic AI systems. Collaboration across engineering, data, cloud, and mission teams helps deliver secure, scalable capabilities while strengthening technical practices and mentoring engineers.

What you'll do

• Design, develop, prototype, and refine generative AI and LLM capabilities
• build agentic AI systems from model selection through deployment
• apply software engineering principles and conduct code reviews
• collaborate with data, software, cloud, and mission stakeholders
• design deployment workflows using infrastructure as code, CI/CD, containers, and cloud services
• monitor and optimize production systems
• write documented code
• mentor team members and contribute to reusable standards and technical reviews.

What we're looking for

Skills & competencies

senior ai software engineer

credence

herndon va

full-time

$155k–$200k/year

generative ai

llm

agentic ai

ts/sci clearance

typescript

python

federal missions

Work arrangement

• Weekend coverage required

Benefits & perks

• Benefits include medical, dental, and vision coverage
• retirement plan
• life insurance
• paid vacation, sick leave, and public holidays
• family leave
• short- and long-term disability
• training and development
• and wellness resources.

Why this role

Requires TS/SCI clearance and at least seven years of hands-on software engineering experience, including production or production-like AI/ML or generative AI work. CI poly is preferred. The posting lists TypeScript and Python proficiency among its requirements.

About the employer

Credence is hiring for this role. Industry: Computer Systems Design Services. Sector: 54.