Principal Test Engineer

Date Posted: 2026-08-17 Country: United States of America Location: US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02 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 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's Effector Analog & Power (EAP) Team is looking for senior level engineers who have electronics testing knowledge to help verify power and analog oriented products. The Effector Analog & Power Design Department is responsible for the development, from concept to integration, of Telemetry and Flight Termination products; power systems from all up round to the lowest level power regulation; servo electronics supporting all mechanical motion in our products and low noise mixed signal electronics that provides the analog to digital interface to our front-end sensors. Each of these products generally operate in lower power and voltage ranges less than 10kW and 1000V.

What You Will Do

• Working with a team of engineers performing electrical tests and troubleshooting on subassemblies, assemblies, and systems for conformance to specifications
• Advanced understanding and ability to apply the theory of operation for the unit under test to enable determination of faulty product for design, workmanship, environmental and/or component defects on complex electronics.
• Work on systems validation, test and analysis while working through all phases of integration, and test validation activities within the Labs.
• Ensure customer success through the development and execution of innovative and comprehensive test, verification, and validation strategies, processes, tools and techniques.

Qualifications

• Requires a Bachelor’s in Science Degree in Electrical Engineering and 8 years' experience, or a Master's Degree in Electrical Engineering and 5 years’ experience.
• Experience with prints, schematics, sketches, and test procedures.
• Experience troubleshooting circuit cards, at the component level Background using test equipment such as oscilloscopes, signal generators, or spectrum analyzers.

We Prefer

• Advanced degree in Electrical Engineering
• Understanding of switching converter control techniques and modes such as voltage mode, peak and average current modes, their advantages and disadvantages. Conceptual familiarity and experience must include stability.
• Experience leading small teams (formally or informally), and experience working with other team leads toward a larger goal.
• Should have exposure to managing customer relationships.
• Experience communicating and documenting technical topics at the small and large team level and experience presenting to upper levels of management.
• Experience conducting trade studies relating to power electronics architecture at the circuit card stack level.
• Experience guiding drafters through the ECAD process, including the layout and routing concerns specific to non-isolated and isolated power electronics.
• Experience Utilizing and creating electrical design specifications.
• Should have exposure to requirements definition early in the design cycle.
• Experience designing at the circuit card stack level to meet concerns of adjacent disciplines, such as thermal, structural, mechanical, reliability, and quality.
• Experience with Texas Instruments C-2000 family of microcontrollers, Microchip PIC controllers, VHDL, or real time operating systems.
• Experience with using CAN-bus, UART, and/or RS-422.

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.

Work Schedule: 9/80 schedule (every other Friday off)

Relocation Eligibility: This position is eligible for relocation.

Tucson, AZ:

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.

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, 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.

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.