Software Developer, Senior

Naval Nuclear Laboratory

West Mifflin, PA

JOB DETAILS
SALARY
$95,700–$149,600 Per Year
SKILLS
Amazon Web Services (AWS), Artificial Intelligence (AI), Automation, Best Practices, Bug Tracking Software, Cloud Computing, Code Reviews, Code of Federal Regulations, Communication Skills, Computer Science, Continuous Deployment/Delivery, Continuous Integration, Corporate Compliance, Corporate Policies, Cross-Functional, Data Science, Documentation, Ecosystems, Employee Assistance Plan, Federal Laws and Regulations, Internet Security, Java, Maintain Compliance, Mentoring, Microservices, Microsoft C# (C Sharp), Microsoft Windows Azure, Nuclear Reactor, Operational Strategy, Organizational Skills, Performance Analysis, Production Systems, Propulsion, Python Programming/Scripting Language, Quality Management, Requirements Management, Safety/Work Safety, Security Compliance, Software Administration, Software Agents, Software Design, Software Development, Software Engineering, System Integration (SI), Systems Engineering, Team Player, Technical Support, Technical Training, Test Automation, Testing, Training/Teaching, Truck Driver, Tuition Fees, United States Department of Energy (DOE), United States Navy (USN), User Interface/Experience (UI/UX), Vehicle Fleets
LOCATION
West Mifflin, PA
POSTED
Today

Working at the Naval Nuclear Laboratory we foster pride in belonging to an organization whose culture is made up of these core values: Trust, Empowerment, and Collaboration. Our company promotes a positive culture while ensuring the safety and reliability of our nation's naval nuclear reactors, and training the Sailors who operate those reactors in the U.S. Navy's submarines and aircraft carrier Fleets. Looking for a lifetime career? Apply today!

Job Description

We're seeking a highly skilled Senior Software Developer to design, develop, and deliver advanced software solutions supporting enterprise AI systems. This role focuses on building AI enabled applications, autonomous agents, and integration components that expand our organization's ability to leverage next generation intelligent technologies. You will work closely with product owners, data scientists, cybersecurity partners, and cloud engineering teams to build reliable, secure, and mission aligned tools that enhance decision-making, automation, and operational efficiency.

 

Key Responsibilities
•    Lead the design and development of AI powered applications, tools, and intelligent agents aligned with enterprise strategy. 
•    Build, test, and deploy scalable backend and frontend components using modern software engineering practices.
•    Collaborate with cross-functional teams to define requirements, architecture patterns, and technical integration points.
•    Maintain software quality through automated testing, code reviews, documentation, and performance monitoring.
•    Integrate AI/ML models, cloud-native services, and workflow automation platforms into production systems.
•    Troubleshoot and resolve software defects, performance issues, and system integration challenges.
•    Produce clear technical specifications, diagrams, and user documentation, 
•    Ensure compliance with security, data governance, and reliability requirements.
•    Mentor junior developers and contribute to team technical standards and best practices.

Required Combination of Knowledge and Skill

  • Bachelor's degree from an accredited college or university and a minimum of 6 years of relevant experience; or
  • Master's degree from an accredited college or university in a related field and a minimum of 4 years of relevant experience.

Preferred Skills

  • Bachelor's or Master's degree in Computer Science, Information Systems, Engineering, or a related discipline.
  • 5+ years of experience developing enterprise-grade software solutions.
  • Strong proficiency in languages such as Python, C#, Java, or TypeScript.
  • Experience integrating AI/ML systems (LLMs, agent frameworks, automation orchestration, cloud AI services).
  • Familiarity with event-driven architectures, microservices, containers, and CI/CD pipelines.
  • Experience designing applications that operate within secure, highly regulated, or mission-critical environments.
  • Knowledge of cloud ecosystems (Azure, AWS, OCI) and modern data platforms.
  • Excellent communication skills and the ability to work in collaborative, multi-disciplinary teams.

Compensation and Benefits

  • Health, Dental, Vision & Voluntary Benefits
  • Disability, Life & Accident Insurance
  • 401(k) Savings program & Capital Accumulation Plan
  • Personal & Medical Time Off
  • Paid Parental Leave
  • Flexible Work Schedules
  • Tuition Assistance for Eligible Employees
  • Student Debt Benefit Personal Time Off Sell Program
  • Employee Assistance Program (EAP)
  • Wellness Program
  • Visit us online to view all NNL benefits!

Pay Range

$95,700.00 - $149,600.00 annually
Salary information provided is a general guideline only. Annual salary is based upon candidate experience and qualifications, as well as market and business considerations.

The Naval Nuclear Laboratory is operated for the U.S. Department of Energy (DOE) by Fluor Marine Propulsion, LLC (FMP), a wholly owned subsidiary of Fluor Corporation. Naval Nuclear Laboratory personnel are FMP employees who work at four DOE facilities: Bettis Atomic Power Laboratory, Knolls Atomic Power Laboratory, Kenneth A. Kesselring Site, and Naval Reactors Facility, and at the U.S. Department of Defense-owned Nuclear Power Training Unit-Charleston. FMP employees also have an established presence at numerous shipyards and vendor locations. For nearly 70 years, the Naval Nuclear Laboratory has developed advanced nuclear propulsion technology, provided technical support, and trained world-class nuclear operators to ensure the safe and reliable operation of our nation's submarine and aircraft carrier Fleets. The Naval Nuclear Laboratory is a national asset solely dedicated to the Naval Nuclear Propulsion Program. We rely on the dedication and innovation of our nearly 8000 engineers, scientists, technicians, and support personnel.

 

All candidates must be U.S. citizens. Applicants selected will be subject to a Federal background investigation and must meet eligibility requirements for access to classified matter. FMP is a government contractor and maintains a drug free workplace and workforce. All candidates must be able to pass a drug test in compliance with FMP company policy and 10 CFR 707. Marijuana is a Federal Schedule I controlled substance and illegal under Federal Law. Therefore, FMP is required to test for marijuana.

 

Fluor Marine Propulsion, LLC is an Equal Opportunity Employer, including disability/vets. All qualified applicants will receive consideration for employment without regard to race, color, age, sex, religion, national origin, disability, veteran status, genetic information, or any other criteria protected by federal, state, or local law.

 

About the Company

N

Naval Nuclear Laboratory

The Naval Nuclear Lab consists of personnel at the Bettis and Knolls Atomic Power Laboratories, Kenneth A. Kesselring Site, Naval Reactors, and NTPU Charleston Facility and has been supporting the Nation since 1946.

With nearly 8,000 employees in Pennsylvania, New York, South Carolina, and Idaho, and a presence at many shipyards & vendor locations globally, we develop advanced technology for the United States Naval Nuclear Propulsion Program. Ensuring the safety and reliability of naval nuclear reactors, we also train Sailors who operate reactors in submarines and aircraft carrier fleets.

COMPANY SIZE
5,000 to 9,999 employees
INDUSTRY
Government and Military
FOUNDED
1946
WEBSITE
https://navalnuclearlab.energy.gov/