Sr. Specialist, Field Engineering

L3Harris Technologies ↗
Competitive Salary Full Time 🇬🇧 United Kingdom Posted: 2026-07-06
Full Job Description
Description:

Job Title: Sr. Specialist, Field Engineering


Job ID: IMS20230702-96728

Job Location: RAF Waddington, Lincoln UK

Job Schedule:(5x8/mission dependent)

Job Description:

L3Harris is dedicated to recruiting and developing diverse, high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

About L3Harris Technologies:

L3Harris Technologies is an agile global aerospace and defense technology innovator, delivering end-to-end solutions that meet customers’ mission-critical needs. The company provides advanced defense and commercial technologies across space, air, land, sea and cyber domains. L3Harris has approximately $18 billion in annual revenue and 47,000 employees, with customers in more than 100 countries.

Job Description:

L3Harris is seeking a RC-135 Mission Systems Field Engineer Specialist for our location at RAF Waddington, Lincoln, UK to provide maintenance and sustainment on extremely complex airborne and ground-based systems for the Royal Air Force’s RC-135. These include:

  • Sophisticated digital/computer-based systems and associated networks
  • RF distribution system, receivers, transmitters, and modems
  • Digital and analog recorder systems
  • Signal distribution, switching systems, and communications equipment

Essential Functions:

  • Must be worldwide deployable with the ability to travel up to 30% of the time
  • Able to work non-standard and extend hours depending upon customer mission requirements
  • Able to lift up to 50 lbs. up to 5% of the time and climb ladders daily

Qualifications:

  • Bachelor’s Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. Education and years of experience Or equivalent knowledge and experience
  • Thorough knowledge and understanding of computers, LAN networks, RF theory and techniques, radios, and datalinks
  • Must have been qualified to troubleshoot/maintain RC-135 mission systems equipment within the last 2 years
  • Extremely familiar with commercial and military broadband communication systems
  • Active Secret Clearance Required and must have the ability to obtain Top Secret/SCI Security Clearance within the first year
  • Ability to obtain CompTIA level I certification within the first year

Preferred Additional Skills:

  • Familiarity with signal generators, spectrum analyzers and other advanced test equipment

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📋 Job Overview

Company L3Harris Technologies
Location Remote / Flexible
Salary Competitive Salary
Job Type Full Time
Posted 2026-07-06
Deadline 2026-09-06
Country 🇬🇧 United Kingdom

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