Senior Specialist, Field Service Engineer

L3Harris Technologies; Oklahoma City (OK); On-site; USD 95,000 - 130,000; Full time

Job summary

L3Harris Technologies in Oklahoma City seeks a Senior Specialist, Field Service Engineer to support flight and ground system testing, integration, and on-site customer support. The role requires deep technical know-how, independent execution, and collaboration with agile software teams to refine requirements and deliver reliable mission systems.

The ideal candidate has DoD experience, a Secret clearance, and the ability to travel up to 50% (including short-notice trips).

Qualifications

• Bachelor’s degree with minimum 6 years of relevant experience; or graduate degree with at least 4 years of related work.
• In lieu of a degree, minimum of 10 years of related experience.
• Active Secret Clearance required and able to travel up to 50%.

Responsibilities

• Support Mission System Desktop Trainer development and platform integration on OA-1K aircraft.
• Provide SME input throughout software development lifecycle; assist with requirements and testing.
• Install equipment, wiring, and software per specifications; configure networks and labs.
• Provide on-site engineering assistance for integration and test events.
• Offer ground and flight test support and real-time issue resolution.
• Coordinate with Program Manager to align resources and policy constraints.
• Support training development and execution at customer sites and partner locations.
• Collaborate with agile teams across requirements, design, testing and releases.

Skills

Secret Clearance

Field Service Eng

DoD Instructor

Travel 50%

Education

Bachelor’s Degree

Job description

L3Harris is dedicated to recruiting and developing 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.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Senior Specialist, Field Service Engineer

Job Code: 41687

Job Location: OKC OK

Job Schedule: 9/80

Job Description:

The Field Service Engineer (FSE) supports regular, special, and integrated system test programs, including scenario-based testing, developmental testing (DT) and operational testing (OT) at company and customer locations. The FSE is a Subject Matter Expert (SME) representing customer requirements in L3Harris ForceX’s Agile/Scrum software development cycle and constantly maintains ForceX’s exceptional reputation through positive customer interaction. The Senior Specialist, FSE is a highly skilled and experienced individual contributor working autonomously and on complex assignments to achieve operational targets, which have moderate impact on the overall achievement of results for the team.

Essential Functions:

• Primary - FSE will support Mission System Desktop Trainer development, as well as platform integration and troubleshooting efforts on OA-1K aircraft.
• Secondary – Harvester SME Support. Serve as a SME throughout the software development lifecycle by supporting user feedback and requirements development, testing engineering builds, troubleshooting user issues in the classroom/aircraft environment, and maintaining related documentation.

Additional Functions:

• Install equipment, machines, wiring, or software programs to meet specifications.
• Setup and maintain hardware and software configurations on computer networks, including software integration lab, training simulation and aircraft mission equipment.
• Provide customer technical support and resolve engineering service calls.
• Provide direct on-site engineering assistance for integration efforts and test events.
• Provide in-flight test engineering support.
• Assist with training development and training execution, including systems training at integrator/support locations and operator training at customer locations.
• Create ground and flight test cards to support aircraft mission systems and software checks.
• Coordinate with Program Manager to provide required support within resource constraints, while following programmatic and personnel policy and procedures.
• Provide ground and flight demonstration support to partner companies and potential customers for future business development.
• Closely integrate with multiple agile software development teams, adding subject‑matter expertise during the requirements, design, testing and implementation phases of software release.

Required Qualifications:

• Secret Clearance required
• Bachelor’s Degree and minimum 6 years of prior relevant experience performing the aforementioned functions. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.
• Ability to travel up to 50% (20-25% expected), often on short notice, including OCONUS trips
• Minimum 5 years’ experience as a Department of Defense Instructor/Evaluator

Preferred Additional Skills, Experience, and Education:

• Expert ability to build positive relationships with both customers and software development teams
• Strong ability to operate independently, ensuring customer satisfaction and compliance with applicable regulations and norms
• Two (2) or more years of experience as an operator of L3Harris ForceX software applications strongly preferred
• One to three (1-3) years of full‑time experience directly related to developing education and training programs for technical and/or software products strongly preferred
• Appropriate technology industry certifications such as CompTIA’s A+/Network+/Security+/Server+, Cisco CCNA/CCDA, Microsoft MTA/MCSA, etc. strongly preferred
• Current holder of a FAA Class III or higher Flight Medical clearance (or the ability to pass one) strongly preferred

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug‑free workplace and performs pre‑employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E‑Verify Employer. Please click here for the E‑Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.