Job Description

Job Description

Date Posted:

2026-01-21

Country:

United States of America

Location:

US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord

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 Type:

DoD Clearance: Secret

Security Clearance Status:

Ability to obtain INTERIM U.S. government issues security clearance is required prior to start date

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.

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

This is a full-time onsite position based in Tewksbury, MA.

What You Will Do

• Concept and requirements development, including decomposition and flow-down

• Concept of Operations (CONOPS) development and design

• Algorithm optimization, research and development; trade studies to bring new, advanced features to fielded system

• Functional analysis of real world and test data

• Multi-disciplinary development efforts across the kill-chain for an Air and Missile Defense System

• Collaborate with customer to bring new capabilities to the warfighter

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.

• Experience in requirements development, decomposition, or CONOPS development/design.

• Ability to obtain Interim Secret U.S. government issued security clearance is required prior to start date. 

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.

• Relocation assistance is available!

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.

• This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here:

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 107,500 USD - 204,500 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 as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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Job Tags

Full time, Temporary work, Work experience placement, Interim role, Remote work, Relocation package, Flexible hours,

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