Date Posted:
2026-08-27Country:
United States of America
Location:
US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1
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 Type:
DoD Clearance: Secret
Security Clearance Status:
Active and existing security clearance required after day 1At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.
Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.
The Mechanical Analysis and Test (MA&T) Department is responsible for ensuring structural and thermal design robustness across the Raytheon portfolio of products. From preliminary concepts to fielded weapon system support, MA&T delivers innovative structural and thermal engineering solutions utilizing methods ranging from classical fundamental & empirically based techniques to state-of-the-art finite element methods leveraging industry leading commercial tools; all complimented and validated by tests executed in a manner to ensure cost effective yet technically balanced solutions.
The Thermal Analyst I position is located in Marlborough, MA and the role is onsite.
As an entry-level Thermal Engineer in the MA&T Department you will get the opportunity to work on products throughout their lifecycle from initial design trade studies and proposals through qualification testing to enduring production support. Entry level engineers will join and learn from a team of 200+ engineers working in all areas of thermal engineering, and can expect a wide variety of assignments, from classical electronics thermal analyses to cutting edge test definition and execution including field test support at locations around the world.
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What You Will Do
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Perform Hand Calculations to determine scope of higher detail analysis models
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Perform detailed thermal analyses to solve various program thermal challenges
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Generate test plans required to validate analyses and verify hardware compliance to customer requirements
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Support test setup and execution, analyze test data, correlate and validate thermal models
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Work with experienced analysts on problems of moderate complexity to provide the answers needed under program cost and schedule constraints
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Coordinate and lead technical peer reviews ensuring the technical accuracy of work product
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Present results to internal, external, and government customers
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Generate detailed documentation of work and archive for reference
Qualifications You Must Have
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Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 2 years of prior relevant experience
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Academic or professional experience in thermal design and analysis
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Academic or professional experience with any of the following tools: FloTHERM, PATRAN, Thermal Desktop/SINDA, ANSYS or equivalent
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Working knowledge of mechanical principles to solve classical thermal engineering problems both inside and outside of software tools
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Ability to obtain a U.S. government issued security clearance. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance, Clearance must be active and transferable prior to start date
Qualifications We Prefer
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Experience with solid modeling CAD tools such as CREO or equivalent
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Excellent communication skills; both verbal and written
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Academic or professional experience in electronics cooling and aerodynamic heating analyses
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Thermal test and instrumentation experience
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Ability to work in a collaborative, team-based environment and independently
What We Offer
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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.
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Relocation Eligible - relocation assistance is available for this position
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 57,200 USD - 108,800 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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