Principal Systems Engineer

Date Posted:

2025-08-28

Country:

United States of America

Location:

MA131: Tewksbury, MA Bldg 1 Assabet 50 Apple Hill Drive Assabet - Building 1, Tewksbury, MA, 01876 USA

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

Security Clearance:

Secret - Current

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.

Integrated Air & Missile Defense Systems (IAMDS) department is seeking a Principal Systems Engineer. IAMDS leads all aspects of Systems Engineering that drive the development of complex systems to support the Raytheon Land and Air Defense Systems (LADS) mission area from our Tewksbury MA location.  The IAMDS department supports Raytheon by cultivating a world-class group of systems thinkers who work together as a team to architect technical solutions to some of the world’s toughest challenges

This position is onsite in Tewksbury, MA

What You will Do:

• You will be responsible for concept and requirements development, including decomposition and flow-down

• You will be responsible for concept of Operations (CONOPS) development and design

• You will be responsible for algorithm optimization, research and development; trade studies to bring new, advanced features to fielded system

• You will be responsible for functional analysis of real world and test data

• You will be responsible for multi-disciplinary development efforts across the kill-chain for an Air and Missile Defense System

• You will collaborate with customer to bring new capabilities to the warfighter

Qualifications You Must Have:

• Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred) and a minimum of 8 years of prior engineering experience or equivalent experience.

• Ability to obtain security clearance. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance. 

Qualifications We Prefer:

• Experience of radar systems (for example -  PATRIOT, LTAMDS, AN/TPY-2 and others)

• Experience with both broad, large-scale data analysis and focused root-cause analysis

• Experience with Artificial Intelligence/Machine Learning

• Experience with design of system level architecture

• Experience with signal processing techniques, system control

• Experience of Electronic Warfare/Electronic Attack/Electronic Protection Techniques

• Experience interfacing with external customers

• Experience across the product development life cycle

• Familiarity with MATLAB, DOORS, and MS Office

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

Learn More & Apply Now!

• Please consider the following role type definition as you apply for this role. 

• Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

The salary range for this role is 101,000 USD - 203,000 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well a