Systems Engineer II

Job Description

Date Posted : 2025-08-21

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 :

The ability to obtain and maintain a U.S. government issued security clearance is required.​ 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 Land Warfare and Missile Defense Systems (LWMDS) Department supports Raytheon by providing world class technical expertise and engineering leadership to drive the design and development of world-class Air and Missile Defense Systems, Sensors, and Effectors. The LWMDS department leads all aspects of Systems Engineering that drive the development of complex systems to support Raytheon’s Land and Air Defense Systems (L&ADS) business area from our Tewksbury, MA location.  LWMDS Department Systems Engineers solve technical challenges at the System of System (SoS), System, Subsystem, and Component levels.

Key technical domains include : Architecture, Requirements, Interface Definition, Modeling & Simulation, Radar Systems, Effector Systems, Battle Management, Command and Control, Communications, Network Design, and Battlespace Integration and Interoperability for Domestic and International customers.

This position is an Onsite role in Tewksbury, MA.

What You Will Do

The individual will perform Systems Engineering activities on one or more of our many programs.

Support programs which may include Patriot, Air and Missile Defense Capability (AMDC), Lower Tier Air and Missile Defense Sensor (LTAMDS), Radar Development Contract (RDC), Standard Missile, and other sensors or effector programs.

The individual will be responsible for developing requirements, systems architecture and design, updating and maintaining Interface definitions & description documents and radar systems engineering

Collaborating with other stakeholders such as customers and engineers from inside and outside of Raytheon.

Qualifications You Must Have

Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of two (2) years of prior relevant experience

Experience with Missile Defense Systems or other related systems engineering experience

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

Qualifications We Prefer

Model Based Systems Engineering (MBSE) experience

Experience with system and sub-system level requirements development, design and documentation of system level software architecture

Experience with system concepts; detection, discrimination, track and signal processing algorithms

Experience with the development and coding of system models, algorithms, test vectors and evaluation tools in support of analyzing radar requirements and performance

Experience working with MATLAB (including object-oriented programming), Python, C / C++, Java or DOORS

Modeling & Simulation development experience and data analysis

Experience with the software development process using Agile Methodologies and tooling, including JIRA and Confluence

Experience with design, development, and analysis of radar system engineering

Experience demonstrating your communication, technical writing, oral presentation and interpersonal skills with customers and leading technical solutions to complex user needs

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.

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.

Relocation Eligible – relocation assistance available for this position

Learn More & Apply Now!

Clearance Information : Clearance Information :  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 :

The salary range for this role is 66,000 USD - 130,000 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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