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Principal Systems Engineer, Anti Tamper

BAE Systems

Nashua, NH · Posted October 23, 2026

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BAE Systems has filed 2 layoff notices in the last twelve months, covering 174 workers, most recently March 2026. These are public filings with state labor departments, and an open role can sit alongside them. See the filings

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About the job

Job Description Our Charter: Deter. Impede. Detect. Respond.

Our Mission: Safeguard the United States' most critical technologies from exploitation to maintain our battlefield pre-eminence.

Our Need: Creative and innovative engineers with prior systems, hardware, or software engineering experience with the potential to outthink world class reverse engineers.

In a modern approach to “Spy vs Spy,” BAE Systems uses state-of-the-art technology, advanced mathematics, and physics in novel ways to protect our systems and provide our customers with capability that endures. Our engineers design solutions that achieve the optimum balance between product capability and defense-in-depth security. They apply all the lessons learned to our model-based design approach and frequently advance security state-of-the-art. They take their creative and innovative spirit to the extreme by playing the part of adversary through their identification of attack vectors. They propose countermeasures that provide the greatest protection at the best value for the system’s entire lifecycle.

BAE Systems is currently seeking creative, innovative problem solvers who are able to analyze, assess, anticipate, defend, and react to current and future attacks. Candidates should be capable of working in a team environment designing and implementing innovative protection schemes with rapidly evolving technologies used in various applications throughout the company.

BAE Systems’ salary and benefits include 401(k) matching, employee discount programs, and work schedule flexibility such as alternating Fridays off.

Our Systems Engineers do a lot of amazing things, and in this role you will make impacts in the following ways; Design security architectures based on requirements from your analysis of adversary threats and proposed countermeasures

Implement and test security countermeasures according to the guidance provided by the U.S. Government

Work with Security State of the Art (S-SOTA) technologies

Provide our customers with sophisticated, defense-in-depth security solutions

Because of the need for consistent, in­person collaboration and/or the requirement to perform all work onsite due to the nature of this particular role, it will be performed full­ time on site . This means work will be conducted on location at a BAE Systems facility 100% of the time. Required Education, Experience, & Skills Understanding systems engineering techniques and processes and requires a bachelor’s degree plus 4 or more years of work experience.

Additional critical skills include : Writing System Requirements

Defining System Architectures

Integrating Hardware and Software

Validating and Verifying the delivered solution

Leading an Engineering Team

Building customer relationships

Technical presentations

Preferred Education, Experience, & Skills 6 plus years or experience in systems engineering experience :

Cryptographic algorithm implementation

Configuring security features of Commercial-Off-The-Shelf (COTS) S-SOTA components

Firmware development for COTS S-SOTA components such as Xilinx or Microsemi FPGAs

Hardware integration

Conducting verification and validation

Implementing and configuring security protocols

Attack-countermeasure analysis

Model-Based Systems Engineering using Cameo or MagicDraw

Developing positive customer relationships

Product design development and design analysis for manufacturability and maintainability

Pay Information Full-Time Salary Range: $118095 - $200762

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, Inc. 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.