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Baesystems Logo Baesystems · IT - Software Development

Principal Software Engineer

United States, Merrimack Employment contract 118095.00 - 200762.00 USD / Year · Job Posted June 01, 2026
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Job Description

Join BAE Systems’ Countermeasure & Electromagnetic Attack Solutions (CEMA) business area and lead the development of the next‑generation RF software for the P‑8A Poseidon Self‑Protection (P8‑ASP) program. Building on a $95 million U.S. Navy contract, which is BAE’s electronic‑warfare solution that detects, exploits, and counters advanced missile threats, you will help shape a capability of strategic importance. As a member of the software development team, you will help evolve the RF‑interface CSCI and integrate the 3U Direct Digital IRAD capability, delivering the performance and reliability needed to protect the Poseidon crew and enable operations in contested environments.

Job Responsibility

  • Design, implement, and unit-test high-performance RF signal-processing algorithms using modern C++ on Linux
  • Develop supporting tools and scripts in Python for simulation, data analysis, and verification
  • Work closely with systems, hardware, and test engineers to translate requirements into clean, maintainable code
  • Participate in code reviews, static-analysis, and continuous-integration processes to ensure software quality and airworthiness compliance
  • Contribute to rapid-prototype builds and low-rate production deliveries
  • Collaborate in an Agile, DevSecOps-driven environment using Atlassian suite and Git for source control and CI/CD pipelines
  • Occasional travel to customer sites for integration activities, troubleshooting, and demonstrating software functionality

Requirements

  • Active Secret Clearance
  • Bachelor’s degree in computer science, computer engineering, or related field, and minimum of 10 years work experience or equivalent experience in Test Automation
  • Demonstrated ability to develop, lead, and motivate technical teams
  • Experience in embedded software development in C/C++
  • Foundation in Object-Oriented design and implementation principles
  • Software engineering processes, methodologies, and tools
  • Software testing, validation, and verification activities
  • Understanding of Agile and DevSecOps development practices and CI/CD pipelines
  • Strong communication skills and ability to contribute to customer meetings, technical reviews, and design discussions

Nice to have

  • Master’s degree in computer science or computer engineering
  • Full life-cycle software development
  • Customer/Subcontractor interfacing
  • Experience using Git/Bitbucket, Jira, and Confluence

What we offer

  • Health, dental, and vision insurance
  • Health savings accounts
  • 401(k) savings plan
  • Disability coverage
  • Life and accident insurance
  • Employee assistance program
  • Legal plan
  • Discounts on home, auto, and pet insurance
  • Paid time off
  • Paid holidays
  • Paid parental leave
  • Military leave
  • Bereavement leave
  • Applicable federal and state sick leave
  • Recognition program awards
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