Senior Principal Systems Engineer

Date Posted : 2025-11-03

Country :

United States of America

Location :

MA133 : Tewksbury, Ma Bldg 3 Concord 50 Apple Hill Drive Concord - Building 3, 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.

The Systems Engineering & Test Capabilities (SE&TC) Discipline is the central focus for Mission Systems Integration activities within Raytheon, responsible for defining customer needs, functional and product architecture, requirements definition and decomposition, Model Based Systems Engineering (MBSE), system performance, System Security Engineering (SSE) and Systems Integration & Test.

The Integrated Air & Missile Defense Systems (IAMDS) department is seeking a Senior Principal Systems Engineer to lead in the execution of systems engineering development, integration, and analysis activities in support of Country Patriot products. This role will require communication skills to convey information to integrated product team leaders, the program manager, and the customer.

This is an Onsite role in Tewksbury, MA.

What You Will Do :

You will perform day-to-day high-level systems engineering tasks associated with the products we support.

You will develop and mentor junior team members

You will provide technical oversight of employees, monitor program execution, and support program efforts and proposal activities.

You will interface with integrated product team leaders including software, hardware, and tests to develop and implement solutions.

You will analyze system performance vs. technical requirements, research and make SW / Systems improvement recommendations.

You will determine failure root cause and develop, design and implement solutions.

You will present findings and solutions to stakeholders.

You will travel up to 10% of your time to meet program requirements

Qualifications You Must Have :

Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of ten (10) years of prior relevant experience

Experience with design, development, and / or analysis of radar systems, software architecture or related systems

Experience in Patriot operations and / or maintenance

An active and transferable Secret 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 the required security clearance.

Qualifications We Prefer :

Advanced degree in EE, CE, Physics, Math, ME, Aerospace

Experience collaborating with internal and external customers

Experience writing reports and presenting information to internal and external stakeholders

Experience with Integrated Air and Missile Defense systems

Requirements development and design related to Patriot products

Experience with architecture design and requirement management using DOORS

Experience using Earned Value Management Systems (EVMS)

Knowledge of systems software design, architecture, development life cycle and processes.

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.

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 124,000 USD - 250,000 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 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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