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🟒 Actively Hiring Β· Posted 24d ago ⏳ Closes in 67 days UK Corridor πŸ›‘οΈ UK Work Eligibility 🏒 Company - Public

Sr. Specialist, Field Engineering

🏒 L3Harris Technologies β€’ πŸ“ England β€’ πŸ•’ Sep 14, 2026
Salary Range
Salary Disclosed on Application
Full Benefits Package

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This vacancy has been independently reviewed by the OppaJob Transatlantic Career Intelligence Desk to confirm authentic direct employer recruiting, verify compensation transparency, and eliminate applicant processing fees.

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Corporate Registration Verified UK Companies House registration standing active
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Prevailing Wage Benchmark UK National Minimum Wage & Equality Act 2010 aligned
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Corridor Right-to-Work Match UK Work Eligibility

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Verified Analytics
Location Base
England
Tier-1 UK Economic Zone
Est. Take-Home Pay
68% - 74% (After PAYE & NI)
Single tax filer baseline
Transatlantic Parity
1.0 GBP β‰ˆ $1.28 USD Living Standard
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Position Overview & Specifications

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

Candidate Selection & Onboarding Process

1

Application & Resume Screening

Submit your tailored CV/Resume directly to the talent acquisition portal.

2

Technical & Competency Interviews

Virtual interviews with the hiring manager and multidisciplinary team.

3

Formal Offer & Benefits Negotiation

Written agreement outlining compensation, equity, retirement vesting, and relocation allowances.

4

Onboarding & Corporate Integration

Equipment provisioning, team orientation, and commencement of duties.

United Kingdom Right to Work & Skilled Worker Visa Guide

Corridor Intelligence

Employment in the United Kingdom requires legal Right to Work verified under the Home Office Points-Based Immigration System:

πŸ‡¬πŸ‡§ Skilled Worker Visa (Tier 2)

Sponsoring employers must hold an active Home Office A-rated Sponsor License and assign a valid Certificate of Sponsorship (CoS). Role must meet the general minimum salary threshold (Β£38,700) or occupation going rate.

πŸ›οΈ Settlement (ILR) Pathway

Continuous employment under Skilled Worker status establishes eligibility for Indefinite Leave to Remain (ILR) after 5 continuous years, leading to British Citizenship.

βš–οΈ Official regulatory reference: UK Visas and Immigration (UKVI) & Home Office Sponsor Register.

Candidate Preparation Blueprint: Aerospace & Defence

Recruitment Insights

Based on transatlantic hiring benchmarks for Sr. Specialist, Field Engineering roles across L3Harris Technologies's corporate sector, successful applicants typically excel across three core dimensions:

1. Domain Competency

Demonstrated portfolio evidence, architecture/system design case studies, or validated professional certifications directly applicable to Aerospace & Defence.

2. Behavioral & Leadership

STAR method competency responses highlighting cross-functional leadership, conflict resolution, and delivering measurable enterprise ROI under tight timelines.

3. Compensation Alignment

Total compensation expectation aligned within the benchmarked Salary Disclosed on Application bracket, including retirement vesting and health parity.

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Hiring Organization
L3Harris Technologies

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Location: England
Eligibility: UK Work Eligibility
Schedule: Company - Public
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