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Principal Test Software Engineer; On-Site Security Clearance

Job in Nashua, Hillsborough County, New Hampshire, 03060, USA
Listing for: BAE Systems
Full Time position
Listed on 2026-01-01
Job specializations:
  • Software Development
    Software Engineer
Salary/Wage Range or Industry Benchmark: 115779 - 196825 USD Yearly USD 115779.00 196825.00 YEAR
Job Description & How to Apply Below
Position: Principal Test Software Engineer (On-Site) with Security Clearance
Job Description Do you want to contribute to bringing America's warfighters home safely?
Do you want to be a part of a cause greater than yourself? Then, we need to talk! Our engineers are the lifeblood of our company and we're more than 5,000 strong. With our robust offering of educational and career development opportunities, your chances to grow are limitless. In Precision Guidance & Sensing Solutions (PGSS) we design, develop, and manufacture state-of-the-art systems and technology that enable our customers to execute their mission.

We are thought leaders in the application of seeker, guidance, and control technologies for precision munitions, and we have a place for you as a Principal Test Software Engineer at our Nashua or Hudson New Hampshire facility. We are looking for a talented Principal Software Engineer to help us create the world's most advanced solutions in precision guided munitions and missiles.

We develop and incorporate algorithms along with real-time state machines to help our customers achieve their mission. Our software implementations transform GPS, radar, and infrared signals to enable weapons to precisely find their target and keep our warfighters safe as they execute their missions. This role will be responsible for integrating test hardware and software during development and support for production test equipment.

In this exciting role, you will enjoy opportunities to take on diverse and challenging work assignments, flexible scheduling with every other Friday off, an inviting and supportive culture, competitive compensation, and an excellent benefits package that includes tuition reimbursement for advanced degrees. As a Principal Software Engineer for PGSS, responsibilities of the job will include but not be limited to:

* Developing software for product test applications

* Focusing on continuous improvement opportunities for the test processes

* Having the opportunity to provide input on Prime Mission equipment design - Design for Test Because of the need for consistent, in-person 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
* Typically a Bachelor's degree in Computer Science (preferred) or Electrical Engineering with at least 4 years of applicable experience

* C# experience

* C / C++ experience

* Ability to Troubleshoot System Software/Hardware Problems Preferred Education, Experience, & Skills
* Effective communication and teamwork skills

* Experience with UI/UX design and implementation

* Experience with Test Stand

* Strong problem-solving and analytical skills, with attention to detail

* Experience in US defense industry manufacturing operations is highly desirable for this position

* Secret Security Clearance (active within the last two years) 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. 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…
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