Thermal Analyst II

Date Posted:
2026-01-13
Country:
United States of America
Location:
MA802: Marlborough, MA Building 1 1001 Boston Post Road Building 1, Marlborough, MA, 01752 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:
DoD Clearance: Secret

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.

Raytheon is seeking an early career Thermal Analyst to join the RASS Department. The Thermal Analyst is responsible for detailed Thermal analysis to support all phases of programs including development and production. The analyses will cover a wide range of difficult problems, requiring solutions that are imaginative, thorough, practicable, and consistent with organization objectives.

What You Will Do

• Perform Hand Calculations to determine scope of higher detail analysis models
• Perform detailed thermal analyses to solve diverse program thermal challenges
• Generate test plans required to validate analyses and verify hardware compliance to customer requirements
• Analyze test data to validate and correlate models
• Work with experienced analysts on problems of moderate complexity to provide the answers needed under program cost and schedule constraints
• Review your work with peers to ensure technical accuracy
• Present results to internal, external, and government customers
• Generate detailed documentation of work and archive for reference

The Thermal Analyst II is located in Marlborough, MA and the position is onsite.

Qualifications You Must Have

• Degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 2 years of prior relevant experience
• Experience in thermal analysis with any of the following tools FloTHERM, ANSYS or equivalent
• Experience in mechanical principles to solve classical thermal analysis solutions both inside and outside of finite element tools and an ability to work independently and manage multiple priorities
• Ability to obtain DOD clearance

Qualifications We Prefer

• Degree in Mechanical or Aerospace Engineering
• 5+ years of professional experience in the thermal analysis of complex systems that require collaboration across multiple engineering disciplines
• Experience in Electronics Cooling
• Demonstrated experience in thermal testing: Planning, organization, execution, data reduction and correlation
• Experience presenting to external customers
• Ability to travel to government and other facilities in support of program activities
• Advanced degree in aforementioned disciplines. ABET is the preferred, although not required, accreditation standard
• Active Secret or Top Secret Clearance (Department of Defense)

What We Offer

Whether you're just starting out on your career journey or are an experienced professional, we offer a robust total rewards package that goes above and beyond with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some of the superior benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance, and child/adult backup care.

The opportunity to work with and learn from a diverse and highly skilled department of structural and thermal analysts who are experts in their respective specialties. The department currently has structural and thermal analysts including multiple engineering fellows. The department also currently offers a robust set of Raytheon-taught engineering courses on relevant topics ranging from engineering theory and application, to engineering processes and tools specific to Raytheon.

RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses - Collins Aerospace Systems, Pratt & Whitney, and Raytheon. Its 185,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, VA.

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 68,900 USD - 131,100 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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