CEMA - Senior Software Engineer

Job Description
Empower national defense. Advance your career. Make a difference.
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 Secret clearance.
• Bachelor's degree in computer science, computer engineering, or a related technical field.
• 4+ years of professional software development experience.
• 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).
• Strong problem-solving skills and ability to collaborate across teams.

Preferred Education, Experience, & Skills

• Active Top Secret Clearance
• CompTIA Security+ Certification
• Knowledge of real-time embedded systems, signal processing, SDRs, or RF communications
• Familiarity with Agile software development methodologies
• Experience with software verification, validation, and CI/CD tools (e.g., Jenkins)

Pay Information
Full-Time Salary Range: $95106 - $161680
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 the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission, but it's what we do at BAE Systems. Working here means using your passion and ingenuity where it counts - defending national security with breakthrough technology, superior products, and intelligence solutions. As you develop the latest technology and defend national security, you will continually hone your skills on a team-making a big impact on a global scale. At BAE Systems, you'll find a rewarding career that truly makes a difference. Electronic Systems (ES) is the global innovator behind BAE Systems' game-changing defense and commercial electronics. Exploiting every electron, we push the limits of what is possible, giving our customers the edge and our employees opportunities to change the world. Our products and capabilities can be found everywhere - from the depths of the ocean to the far reaches of space. At our core are more than 14,000 highly talented Electronic Systems employees with the brightest minds in the industry, we make an impact - for our customers and the communities we serve.
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.