CEMA - Senior Software Engineer (Onsite)

Location: Hudson, New Hampshire, United States

Category: Engineering & Technology

Employment Type: Full-Time

Job Description
Join BAE Systems' Compass Call program, a cornerstone of our Countermeasure & Electromagnetic Attack Solutions (CEMA) group, as we expand our capabilities to support growing global demand for advanced electronic warfare systems. As a Senior Software Engineer, you'll take on a critical role in designing, developing, and integrating mission software that disrupts adversary radar and communication networks, with a focus on both domestic and international applications.

Your expertise will directly strengthen national defense and give our warfighters, as well as our allied partners, the edge in contested environments. You’ll work with modern C++ and C# in secure Linux environments, contributing to the development of real-time mission software and advanced processing frameworks. In this senior role, you’ll apply your technical depth to complex challenges, collaborate across disciplines, and drive innovation in the electromagnetic battlespace.

What You’ll Do

• Design, implement, and integrate mission software in C++ and C# on Linux platforms.
• Contribute across the full software lifecycle – from requirements definition through system integration and verification.
• Develop and optimize real-time software frameworks for both domestic and international applications.
• Apply Agile and DevSecOps practices, including CI/CD pipelines, automated testing, and code reviews.
• Collaborate with Systems, and Test engineers to solve cross-disciplinary technical challenges.
• Support foreign military sales programs (e.g., Italy) by adapting solutions for international mission needs.
• Mentor and support early-career engineers, helping to build technical skills and reinforce best practices.

Why Join Us
At BAE Systems, you’ll join a team built on collaboration, trust, and mission focus. As a Senior Software Engineer, you’ll have an opportunity to:

• Work on mission-critical technology that directly impacts national defense.
• Apply your expertise to complex, real-world engineering challenges.
• Collaborate with highly skilled engineers across multiple disciplines
• Grow your career with access to mentorship and training opportunities.
• Enjoy balance and flexibility with a 9/80 schedule (every other Friday off).

This is a full-time, onsite role at our Hudson, NH facility, offering the chance to make a lasting impact on one of BAE Systems' most strategic defense programs, with opportunities to shape the future of electronic warfare capabilities for the US and its allies.

Required Education, Experience, & Skills

• Active TS/SCI clearance.
• Bachelor’s degree in computer science, computer engineering, or a related technical field.
• 4+ years of professional software development experience.
• CompTIA Security+ Certification
• Proficiency in object-oriented design, development practices, and implementation in C++, C, C#, or Java.
• Experience developing in Linux environments.
• Hands-on experience with version control and collaboration tools (Git, Atlassian suite: Jira, Confluence, Bitbucket).
• Familiarity with Agile software development methodologies
• Strong problem-solving skills and ability to collaborate across teams.

Preferred Education, Experience, & Skills

• Knowledge of real-time embedded systems, signal processing, SDRs, or RF communications
• Experience with software verification, validation, and CI/CD tools (e.g., Jenkins)

Pay Information
Full-Time Salary Range: $97008 - $164914

Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.

Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics.


About BAE Systems Electronic Systems
BAE Systems, Inc. is a defense, aerospace, and security company headquartered in Falls Church, Virginia, with more than 40,000 employees worldwide. We serve, supply, and protect those who protect us. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support.

Our culture is performance-driven and values-led, built on curiosity, creativity, and collaboration. Purpose isn't a tagline here. It's what drives us. We're developing breakthrough technologies that defend national security and make a lasting impact on our communities and our planet. When you join BAE Systems, you're not just building a career. You're contributing to a mission that truly matters.

This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.