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CEMA - Principal 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) business area, as we expand our capabilities to support growing global demand for advanced electronic warfare systems. As a Principal Software Engineer, you'll bring senior-level technical expertise to the development of mission software that disrupts adversary radar and communication networks supporting both domestic and international applications, including foreign military sales to Italy and future foreign sales.

Your contributions will directly strengthen national defense and give our warfighters, as well as our international partners, the edge in contested environments. You ll work with modern C and C# in secure Linux environments, developing real-time mission software and advanced processing frameworks. This role will give you the opportunity to own complex technical challenges while collaborating with cross-functional teams.

**What You ll Do**

+ Lead the design and development of mission-critical software using modern C and C# in secure Linux environments.

+ Contribute across the full software lifecyclefrom requirements definition through system integration and verification.

+ Develop and optimize real-time mission software and advanced processing frameworks.

+ Apply Agile and DevSecOps practices, including CI/CD pipelines, automated testing, and code reviews.

+ Collaborate with Systems, Hardware, and Test engineers to resolve technical issues and ensure successful system performance.

+ Adapt software solutions to support foreign military sales customers (e.g., Italy).

**Why Join Us**

At BAE Systems, you ll join a team built on collaboration, innovation, and mission focus. As a Principal Software Engineer, you ll have the opportunity to:

+ Take on high impact technical challenges that shape the future of electronic warfare.

+ Work alongside highly skilled engineers across multiple disciplines.

+ Expand your expertise in real-time, mission-critical software systems.

+ Grow your career through exposure to advanced technologies, training opportunities, and global defense programs.

+ Enjoy balance and flexibility with a 9/80 schedule (every other Friday off) and a supportive work environment.

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.

+ 6 years of professional software development experience.

+ Strong proficiency in object-oriented design and development using C , C#, or Java in Linux environments.

+ Hands-on experience with version control and collaboration tools (Git, Jira, Confluence, Bitbucket).

+ Strong problem-solving skills and ability to collaborate across disciplines.

**Preferred Education, Experience, & Skills**

+ Active Top Secret Clearance.

+ CompTIA Security Certification.

+ Experience with real-time embedded systems, signal processing, SDRs, or RF communications.

+ Familiarity with Agile methodologies and CI/CD tools (e.g., Jenkins).

+ Experience with software verification and validation.

+ Prior exposure to international defense programs or foreign military sales.

**Pay Information**

Full-Time Salary Range: $115779 - $196825

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.

**CEMA - Principal Software Engineer**

**116456BR**

EEO Career Site Equal Opportunity Employer. Minorities . females . veterans . individuals with disabilities . sexual orientation . gender identity . gender expression

CEMA - Principal Software Engineer

Full time
Hudson, NH 03051

Published on 09/23/2025

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