Principal Environmental Test Engineer - Team Lead

Date Posted: 2026-09-09 Country: United States of America Location: US-AZ-TUCSON-930 ~ 1151 E Hermans Rd ~ ETF 930 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 issued security clearance is required prior to start date

At RTX, the world 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.

Environmental Test (ET) is an engineering organization that supports all programs across Raytheon. The ET organization provides testing capability for every phase of the product life cycle from prototype to production. Environmental testing includes mechanical shock, electrodynamic vibration, salt fog, climatic environments such as temperature, altitude, and humidity, high temperature quartz lamp testing, structural testing, test fixture design, and custom instrumentation installations and data acquisition support. Environmental Test (ET) is seeking a Principal Test Engineer - Team Lead in the field of environmental testing to mentor and lead a small team for second shift. The Principal Test Engineer is responsible for executing a variety of environmental tests while collaborating in an integrated product (IP) team environment with fellow ET Engineers, ET Support Engineers, and internal engineering customers. The Principal Test Engineer will work within the IP team to develop the best methods for implementing tests to meet customer requirements and is responsible for all aspects of the test including test design and setup, equipment control and monitoring, and data collection and analysis. The Principal Test Engineer is responsible for performing troubleshooting and adjustment of both the equipment and test setup when technical issues arise. This position is an onsite role located in Tucson, AZ. This position is for second shift which starts at 4:00 PM; must be able to work nights.

What You Will Do

• Consult and provide testing guidance to internal program customers and verify their proposed testing will meet the intended requirements.
• Write test plans and procedures that meet the requirements and safety of testing requested by internal program customers as well as review plans and procedures written by others.
• Also create schedules and budgets for all testing.
• Oversee and personally conduct environmental testing to validate models for the purposes of new product qualification, production acceptance, flight test clearance, engineering evaluations, and failure investigations.
• Implement engineering best practices to ensure testing is performed accurately, on schedule, and within allowed budget.
• Analyze test data real time and posttest to validate requirements have been met in accordance with requirements.
• Communicate status of ongoing testing efforts with ET leadership and internal program customers.
• Design, model, and analyze vibration and structural test fixtures using CREO Parametric and Ansys Workbench.

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 unless prohibited by local laws/regulations. Experience working with environmental test vibration shaker systems or experience with instrumentation (accelerometers, thermocouples, strain gages, load cells, etc…) and data acquisition systems (Dewetron, DeweSoft, LabView, Agilent/Keysight, Benchlink, Somat, etc…).

Qualifications We Prefer

• Current and transferable DoD secret or TS/SSBI clearance.
• Preferred engineering majors include Electrical, Aerospace, or Mechanical.
• Experience working with commercial environmental test equipment to include vibration test systems and thermal chambers.
• Experience working with vibration control systems and software.
• Experience with solid modeling and analysis software applications.
• High situational awareness and ability to effectively work multiple projects simultaneously.

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 Eligible – Relocation assistance is available.
• 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.
• annual short-term incentive compensation programs.
• annual long-term incentive compensation programs.

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.

Location: Tucson, AZ. Role Type: Onsite. Shift: Second shift starting 4:00 PM. Must work nights. Security clearance required.

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: This position is an onsite role – Tucson, AZ :

We Are RTX 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 provided earlier applies. The 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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RTX 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, Pratt & Whitney, and Raytheon. Its 195,000 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, Virginia.