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Sr Specialist, EW (Electronic Warfare) Systems Engineer - Secret Security Clearance

L3Harris

Company : L3Harris

Location : Londonderry, NH, 03053

Posted Date : 15 September 2025

Job Type : Other

Category : Industrial Engineering

Occupation : Systems Engineer

Job Details

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.

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L3Harris Technologies is the Trusted Disruptor in the defense industry. 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.

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Job Title: Sr Specialist, EW (Electronic Warfare) Systems Engineer - Secret Security Clearance

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Job Code: 24949

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Job Location: Londonderry, NH

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Work schedule: 9/80 (Every other Friday off!)

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Relocation: Relocation assistance is available to qualified applicants

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Job Description:

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As a Systems Engineer you will contribute to the development of leading-edge technologies that deliver mission-critical solutions for our customers. In this role you will lead overall systems development for new cutting-edge electronic warfare product line while supporting existing product improvements. Bring your experience in advanced signal processing, signal detection, modeling and electronic warfare systems to advance state of the art applications supporting Electronic Attack, Electronic Protection and Electronic Support.

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Essential Functions:

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    Participate in system design and development efforts

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    Synthesize high level function goals to task multiple teams and coordinate subsystem integration

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    Assists Chief Engineer with team coordination and planning, interfacing with program management and customers

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    Coordinate system design, implementation, integration, verification and validation activities

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    Engage in system-level trade studies and allocate functional and performance requirements across the firmware and software domains

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    Support bid and proposal activities along with customer and internal presentations.

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    Analyze results and build data to identify root cause issues and trends

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    Working under consultative direction towards predetermined long-range goals and objectives, the incumbent determines and pursues course of action necessary to obtain required results

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    Demonstrated leadership competency and solid communication skills, both verbal and written are required

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    Mentor junior engineers and coworkers

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    Available to support up to 10% travel

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    Other duties as assigned

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Qualifications:

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    Bachelor's Degree and minimum 6 years of prior relevant experience. 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.

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    Active Secret Security Clearance.

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    5+ years systems engineering experience

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    4+ years experience designing and fielding EW Systems

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    Experience designing RF antennas, receivers and transmitters

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Preferred Additional Skills:

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    Proficient in Engineering core competencies (Mechanical, Electrical, RF, Software)

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    Knowledge of RF signal processing and advanced communication algorithms

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    Knowledge of one or more signal protocols (Cellular, WiFi, Bluetooth, IoT)

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    Experience designing and fielding EW Systems, especially Electronic Support (signal detect, classification, direction finding, geolocation, and collection), Electronic Attack (counter communications, counter UAS, counter RADAR, information operations)

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    Excellent people skills to include collaborating in a multi-disciplinary, diverse, and dynamic team environment.

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    Excellent communication skills (written, verbal, & presentation)

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    Experience with lab equipment (Oscilloscopes / Spec-A / Sig-Gen)

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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.

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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.

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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.

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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 ( .

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