Senior Field Service Systems Engineer (UK)

RTX; McKinney (TX); Hybrid; USD 87,000 - 165,000; Full time

Benefits offered by this job

Parental leave

Flexible work schedules

Educational assistance

401(k) match

Employee Scholar Program

Job summary

Raytheon Field Engineering is seeking a Senior Field Service Systems Engineer to support the United States Air Force worldwide deployable program. The role is hybrid, onsite in the US with potential overseas assignments and extensive travel.

Responsibilities include system implementation, performance monitoring, fault analysis, and sensor maintenance. The role requires active security clearance and US citizenship, with readiness to deploy globally.

Qualifications

• Bachelor's degree required with 5+ years of experience, or advanced degree with 3+ years of experience.
• Experience with military, data processing, system administration, radar, IR, or radio frequency.
• Active and transferable U.S. government issued security clearance required; U.S. citizenship required.
• Experience using UNIX.

Responsibilities

• Perform product implementation, modifications, and enhancements per customer specs.
• Work in a team to support customer missions and initiatives.
• Ensure training requirements for customers and company are up to date.
• Monitor and analyze performance of complex data processing systems.
• Trace faults and distinguish hardware vs. software sources; initiate corrective actions.
• Maintain aircraft sensor equipment and support U.S. Air Force flight operations.

Education

Bachelor’s degree in related field

Advanced degree in related field

Tools

UNIX

Solaris

IMDS

Job description

Job Information

Date Posted: 2026-10-22 Country: United States of America Location: US-TX-MCKINNEY-513WA ~ 2501 W University Dr ~ WING A BLDG

Position Role Type: Hybrid 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: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 Contingent Pending Follow-on Location (non-UK)

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 Field Engineering is looking for a Senior Field Service Systems Engineer. In this role you will join our Centralized Field Engineering (CFE) organization providing operational support for the United States Air Force worldwide deployable program. This unaccompanied role is mission essential and will be onsite in an undisclosed location in the United Kingdom for an international assignment with additional compensation. Ability to deploy anywhere in the world at a moment’s notice. Employment is contingent upon meeting all medical requirements for overseas assignments including comprehensive post-offer medical examination. The position is also contingent upon the customer determining a follow-on location (non-UK).

What You Will Do

• Perform product implementation, modifications, and enhancements to product in accordance with specific customer specifications and implementations.
• Focused on team-oriented tasks while supporting the customer’s mission and initiatives.
• Ensure training requirements (customer and company) are kept up to date and completed ahead of schedule.
• Monitor, analyze and characterize the performance of complex data processing systems.
• Trace isolated faults and distinguish between hardware and software fault sources.
• Recommend, initiate, and oversee actions to correct faults.
• Maintain sensor equipment on aircraft.
• Provide support on the U.S. Air Force flight-line to operate and conduct pre-mission activities.
• Provide support for aircraft checkout prior to flights.
• Integrate and updated software and hardware.
• Work with a global team of users, analysts, and other contractor personnel, and customers.

Special Work Conditions

• Working rotating shifts is required.
• Travel and long working hours are anticipated.
• Must be able to lift 40 pounds overhead and able to sit for long periods of time.
• Must be willing and able to get all inoculations required by the US military.
• Must be able and ready to deploy anywhere in the world at a moment’s notice.
• Must be willing and able to deploy to environments that may include harsh living conditions (extreme heat and cold, deployed living conditions, etc.).

Qualifications

• Typically requires a Bachelor’s and a minimum of 5+ years prior relevant experience, or an Advance Degree in a related field and a minimum of 3+ years’ experience.
• Experience with military, data processing, system administration, radar, IR, or radio frequency.
• Experience and expertise in sensor payload maintenance.
• Experience with U.S. Air Force Flight line courtesies and regulations.
• Experience using UNIX.
• Comprehensive knowledge of Solaris and RADAR theory.
• 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.

Preferred Qualifications

• Additional years of experience or a combination of experience, education, and training / military will be considered in lieu of degree.
• Experience / knowledge using military equipment accounts and Integrated Maintenance Data Systems (IMDS).
• Experience working with SAR imagery.
• Experience reading electrical wiring schematics and diagrams for system troubleshooting.
• Experience performing electrical wiring and cannon plug repairs.
• Experience using soldering station.
• Experience using digital fiber optic scope and power meters to perform fiber optic inspection / maintenance.
• Experience using digital oscilloscope, signal generators and multi meters.
• Experience maintaining shop programs as directed by AFI policy with minimal supervision.
• Effective oral and written communication abilities.
• Excellent teamwork skills interacting productively with end users, analysts, other internal personnel, and customers in a global team setting.

What We Offer

Whether you’re just starting out on your career journey or are an experienced professional, we offer a total rewards package that goes above and beyond with compensation; healthcare, wellness, retirement, and work/life benefits; career development and recognition programs.

• parental (including paternal) leave
• flexible work schedules
• achievement awards
• educational assistance
• child/adult backup care

Clearance Information: This position requires security clearance. The Defense Industrial Security Clearance Office (DISCO), 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: https://www.state.gov/m/ds/clearances/c10978.htm #LI-FR1 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 86,800 USD - 165,200 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.

• 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
• 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.

Privacy Policy and Terms: Click on this link to read the Policy and Terms

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.