Sentinel Systems Engineer I

Date Posted:

2026-09-14

Country:

United States of America

Location:

US-CA-FULLERTON-677 1801 Hughes Dr BLDG 677

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 1

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 Raytheon Transmitter System Engineer supports Sentinel® radars which are the primary air defense radar for the US Army as well as part of the National Advanced Surface-to-Air Missile System (NASAMS®) defense system in support of several foreign customers.

We're looking for Systems Engineers to help maintain the readiness of the Sentinel fleet by maintaining one of the key units of the radar transmitter, the Power Amplifier Module (PAM). As a Transmitter Systems Engineer you are responsible for performing PAM troubleshooting, rework, and testing activities at the Battlefield Radar Test Site located in Fullerton, CA. These activities occur in both a lab and outdoor environment.

As Sentinel Transmitter System Engineer, you will participate in multi-disciplinary work consisting of:

• Troubleshooting PAM electrical and RF assemblies
• Replacing PAM failed subassemblies
• Performing PAM electrical and RF alignments
• Performing PAM operational verification testing
• Completing PAM testing documentation
• Operating Sentinel Radar

Position Location Onsite - Fullerton, CA

• Travel may be needed for up to 10% of the year.

What You Will Do:

• Work in a team environment and independently, receiving inputs from team supervisors.
• Support hands-on operational Integration and test of Sentinel PAM(s) at the Fullerton Test Site.
• Provide critical troubleshooting, maintenance and operational support for Sentinel PAM(s).
• Develop and provide inputs for test plans and procedures.
• Utilize simple hand tools (e.g. wrenches, ball allen sets, torque drivers).
• Utilize electronic and RF test equipment (e.g. oscilloscope, power meter, multimeter, spectrum analyzer, pulse pattern generator, signal generator) on a daily basis.
• Assist in documentation, moving, packing, and shipping equipment and parts.
• Ability to lift 25 lbs and assist with two person lifts up to 75 lbs.
• Ability to work on platforms as part of military trailers (e.g. Light Medium Tactical Vehicle trailer).
• Ability to work in outdoor and enclosed environments.
• Ability to work extended work days (if needed).
• Ability to travel up to 10% of the year.

Qualifications You Must Have :

• A University Degree in Science, Technology, Engineering or Mathematics (STEM) or equivalent experience.
• Up to 2 years of prior experience working with electronic and RF hardware integration, operation, test and verification.
• Up to 2 years of prior experience working with electronic and RF test equipment, e.g. oscilloscope, power meter, multimeter, spectrum analyzer, pulse pattern generator, signal generator.

Qualifications We Prefer:

• Experience working on a team and by yourself, interfacing with multiple engineering disciplines and communicating status and support needs to supervisory management.
• Experience working with hand tools
• Experience interpreting product drawings and/or schematics as part of troubleshooting

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.
• This role is not eligible for relocation.

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:

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 62,900 USD - 119,700 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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