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Principal Software Engineer

United States, Nashua 115779.00 - 196825.00 USD / Year · Job Posted February 21, 2026
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Job Description

Thank you for your interest in BAE Systems! Are you a Software Engineer with 8+ years of experience looking for the next step to grow your career? Do you want to design and develop common solutions that are mission critical and be a part of a greater cause? Then, help us protect those that protect us by developing the Next Generation Electronic Warfare Systems Products and Solutions. We need your talent, motivation, and vision to join our Nashua, New Hampshire based team. BAE Systems has recently been awarded new programs and is currently undergoing an exciting period of growth.

Job Responsibility

  • Architecting, designing, analyzing, developing, and maintaining (typically in C#, Python, and/or Test Stand) test instrument driver abstraction software, common test utility software, and data collection microservices
  • Determine user needs and analyze system capabilities to resolve problems.
  • Be able to mentor junior engineers through regular design and code reviews, and provide guidance on best practices, coding standards, and software development principles.
  • Testing and integrating common software on RF and digital test equipment

Requirements

  • Strong understanding of .NET, .NET Framework and experience programming in C#
  • Understanding of Object-Oriented Programming
  • Strong Technical Communication
  • Bachelor's Degree and 6+ years’ work experience (min) or equivalent experience
  • Possess good interpersonal and team communication skills
  • Takes initiative with general guidance and has a closure-oriented nature

Nice to have

  • Programming Languages: C#, Python, NI TestStand
  • Experience with Automated Test and Measurement Software Development
  • Experience in factory production test stands, problem isolation and resolution. Debug skills.
  • Experience with Continuous Integration/Continuous Deployment
  • Unit Under Test (UUT) emulation and simulation
  • Unit Test Driven Software Design
  • Demonstrate adaptability and flexibility in a dynamic manufacturing environment, with the ability to pivot quickly to address unexpected factory support issues, prioritize tasks, and manage multiple projects simultaneously, even in high-pressure situations.
  • Ability to thrive in a rapidly expanding team environment, with a willingness to adapt to new roles, responsibilities, and processes as the organization grows and evolves

What we offer

  • health, dental, and vision insurance
  • health savings accounts
  • a 401(k) savings plan
  • disability coverage
  • life and accident insurance
  • employee assistance program
  • legal plan
  • discounts on things like home, auto, and pet insurance
  • paid time off
  • paid holidays
  • paid parental, military, bereavement, and any applicable federal and state sick leave
  • company recognition program
  • flexible work environment
  • 9/80 work schedule

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