Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Systems Engineer

L3Harris Technologies

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, Systems Engineer - ELINT

Job Code: 39540

Job Location: Greenville, TX

Job Schedule: 9/80 - Employees work 9 out of every 14 days totaling 80 hours worked and have every other Friday off

Job Description:

L3Harris is seeking a Systems Engineering Specialist who will be involved in activities directly related to the design, and development of complex, specialized SIGINT hardware/software systems to process and manipulate ISR data from multiple data sources.

Essential Functions:

  • Works closely with the customer to comprehensively design and implement new system functionality.
  • Writes requirements, supports development, performs integration testing of new or modified products in a Systems Integration Laboratory and on airborne and ground-based platforms.
  • Verifies and validates new baseline functionality while ensuring legacy functionality continues to work as intended.
  • Interface with other Systems Engineers, Agile Development Engineering, Flight Line Test, Product Development, and Project Engineering to understand new baseline functionality.
  • Work closely with L3Harris Internal Research and Development (IR&D) developing proprietary ELINT technology and capabilities.
  • Follow existing standards to document system testing status and anomalies with system hardware and software and verifies subsequent anomaly fixes.
  • Interfaces with the customer to ensure their satisfaction with system performance.
  • Work with management to develop and adhere to schedules and budgets required to accomplish assigned work.
  • Provide regular status updates for ongoing work efforts to management and the customer.
  • Work effectively in a fast-paced, dynamic environment with time-critical requirements.
  • Effective cross-functional communication skills supporting program execution from development through integration and delivery.
  • Analysis of customer requirements, including system and sub-system trade studies, and detailed hardware and software specifications for systems, subsystems, and key components.
  • Development of test planning/procedures of various test equipment including anechoic chambers, spectrum analyzers, and network analyzers.
  • Entire Program/Engineering Life Cycle Phases and Activities.
  • IRAD and Technical Baseline development.
  • Requirements Management.
  • Strong problem?solving abilities with thorough documentation, verification, and validation practices
  • Proficiency in digital signal processing (DSP) with strong MATLAB skills for algorithm development, modeling, simulation, and data analysis
  • Solid understanding of DSP fundamentals including filtering, spectral analysis, FFTs, modulation, sampling theory, and noise reduction
  • Ability to support algorithm implementation in C, C++, or Python
  • Active Secret or recent TS/SCI Clearance with the ability to maintain.
  • Working contract proposals.
  • Travel up to 10%.
  • Other duties as assigned by Supervisor.

Qualifications:

  • Bachelors Degree and minimum 6 years of prior relevant engineering experience.
  • Graduate Degree and a minimum of 4 years of prior related engineering experience.
  • In lieu of a degree, a minimum of 10 years of prior related engineering experience.
  • Demonstrated understanding of RF and microwave fundamentals, including antennas, receivers, spectral behavior, and front-end design.
  • Demonstrated experience with signals analysis techniques and tools, including pulse analysis, modulation assessment, and emitter characterization.
  • Demonstrated knowledge of radar fundamentals such as pulse radar, CW/FMCW, LPI principles, scan patterns, and threat system behavior.

Preferred Additional Skills:

  • Active TS/SCI Clearance
  • Experience with integration and troubleshooting of complex RF or electronic warfare receiver systems.
  • Experience with JIRA, Confluence, and DOORS for requirements and workflow management.
  • Experience in MATLAB and Python for algorithm development, modeling, automation, data analysis, and visualization.
  • Experience working with large IQ/sample data sets and developing automated processing workflows.
  • Experience with advanced DSP algorithm development and implementation.
  • Familiarity with system?level SEI, LPI/LPE techniques, or advanced emitter analysis methodologies.
  • Experience in software integration and system-level test.
  • Proficiency with standard office and documentation tools.

#LI-AM2

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.

Vacancy posted 6 hours ago
Similar jobs that could be interesting for youBased on the Systems Engineer in Fate, TX vacancy
  •  ...L3Harris is seeking a Systems Engineering Senior Specialist – Mission Systems to join our Greenville, TX team. This position is responsible for Requirements, Development Support, and Integration of Operator Workstation capabilities multiple platforms and programs. Responsible... 
    Suggested
    Local area

    L3Harris Technologies

    Fate, TX
    6 hours ago
  •  ...highly dependable, you enjoy serving others through technology and ensuring critical systems run smoothly behind the scenes. What you'll do: The Network Systems Engineer is responsible for designing, deploying, and maintaining the network infrastructure that... 
    Suggested
    Permanent employment
    Weekend work

    Lake Pointe Church

    Rockwall, TX
    4 days ago
  • $78.03k - $97.53k

     ...more than just a job, you'll find a career built on trust, teamwork, and opportunity at OD. Support and maintain the organization’s systems infrastructure, including the implementation of hardware and software. Review previous documents and prepare up-to-date documents,... 
    Suggested
    Full time
    Temporary work
    Work experience placement
    Local area
    Shift work
    Day shift

    Old Dominion Freight

    Garland, TX
    3 days ago
  •  ...The Lead, Systems Engineer (SE) is responsible for technical planning, system integration, verification and validation, and troubleshooting of complex systems and subsystems. This role supports the requirements, design, development, testing, and integration of specialized... 
    Suggested
    Local area
    Shift work
    Weekend work

    L3Harris Technologies

    Josephine, TX
    6 hours ago
  •  ...We are seeking an experienced Lead Systems Engineer (LSE) to serve as the senior technical authority responsible for leading systems engineering execution across platform, baseline, or program. The LSE directs all technical activities with full accountability for requirements... 
    Suggested
    For subcontractor
    Local area
    Shift work
    Weekend work

    L3Harris Technologies

    Nevada, TX
    2 days ago
  • $107.48k - $143.31k

     ...What You'll Be Doing Lead and apply regional reliability engineering strategies to improve equipment performance, uptime, and...  ...maintenance technologies and computerized maintenance management systems (preferably SAP). Strong analytical, problem-solving, and... 
    Temporary work
    Remote work
    Flexible hours

    51905 HROC LLC

    Rockwall, TX
    13 hours ago
  • Old Dominion Freight Line is seeking a Senior Systems Administrator to support and maintain the organization’s systems infrastructure, including hardware and software, across on-premises and cloud environments. The role involves monitoring performance, planning upgrades... 

    Old Dominion Freight Line

    Garland, TX
    4 days ago
  •  ...Williams requests state and local employment services delivery systems to provide priority referral of Protected Veterans.Please be...  ...status now or in the futureMust have Bachelor's Degree in an Engineering field from an accredited institution or 5 years inan industrial... 
    Contract work
    For contractors
    Local area
    Monday to Friday

    Sherwin-Williams

    Garland, TX
    3 days ago
  •  ...more. The team's mission is to make databases invisible: product engineers should be able to provision, scale, and operate databases...  ...is not a traditional DBA role — you are an engineer who builds systems that automate database operations at scale. You'll work across... 
    Worldwide

    GrabJobs

    Garland, TX
    4 days ago
  •  ...invite you to bring your talents to Zscaler to help shape the future of cybersecurity. Role We are looking for a Site Reliability Engineer-SkillBridge Intern (San JosA Ca or Bellevue WA) to join our Zero Trust Exchange team. This is a remote role based in San Jose Ca or... 
    Internship
    Work at office
    Local area
    Remote work
    Worldwide

    GrabJobs

    Garland, TX
    2 days ago
  • Job DescriptionJob PurposeThe Refrigeration, HVAC, Plant System Design Engineer is a subject matter expert that will lead their discipline as part of the Design and Technical Capabilities team to define standards, consistent processes, and formulate projects that can be... 
    Full time
    For contractors
    Work at office
    Local area
    Flexible hours

    The Kraft Heinz Company

    Garland, TX
    13 hours ago
  • $94k - $118k

     ..., L4K 4Y1 Dallas, TX, US Workplace Type: HybridLead Automation Engineer – Calgary (Hybrid)Summary: As a Lead Automation Engineer, you will...  ...automation capabilities across new builds and existing systems while partnering closely with operations, engineering, and plant... 

    Mattr

    Rockwall, TX
    4 days ago
  •  ...interest of national security. Job Title: Specialist, Electrical Engineering (Sustainment) Job Code: 40332 Job Location: Greenville...  ...modification, maintenance, and repair of aircraft electrical systems, electro-mechanical systems, and including equipment... 
    Local area
    Shift work
    Night shift
    Day shift

    L3Harris Technologies

    Royse City, TX
    3 days ago
  •  ...thermoplastic and metal fabricated enclosures, fiber optic cable connection and management systems, and high-performance below-grade vaults.JOB SUMMARY:The Quality Control Engineer facilitates preventative, corrective action and finds solutions to customer complaints.... 
    Seasonal work

    Channell Commercial Corporatio

    Rockwall, TX
    3 days ago
  • Job Summary The SMC Process Engineer is responsible for supporting and improving the manufacturing processes associated with Sheet Molding...  ...methodologies and problem‑solving techniques. Quality systems and manufacturing controls. Industrial safety and environmental... 
    Work at office

    Prysmian

    Rockwall, TX
    2 days ago
  •  ...willingness to be regularly present on the production floor. Proficiency in Microsoft Office and ability to learn EHS reporting systems. Certifications such as OSHA 30, ASP, GSP, or other safety-related credentials are a plus (but not required). Commitment to supporting... 
    Work at office
    Local area

    Copperweld Bimetallics LLC

    Rockwall, TX
    8 days ago
  • LATICRETE International in Fate, Texas, is seeking a Lead Technical Services Representative to provide advanced technical services and support to customers. This role involves interacting with architects, contractors, and other stakeholders to ensure proper material selection...
    For contractors

    LATICRETE International

    Fate, TX
    2 days ago
  •  ...friction modifiers, application equipment, lubrication management systems, desiccant breathers, and cleaners, all tailored to address...  ..., industrial clients trust Whitmore to provide performance-engineered solutions that consistently deliver, even in challenging conditions... 
    For contractors

    CSW Industrials Inc.

    Rockwall, TX
    4 days ago
  •  ...interest of national security. Job Title: Associate, Software Engineering Job Code: 39568 Job Location: Rockwall, TX Job Description: *...  ...operational performance requirements and design of the overall system * Support and participate in all phases of the software development... 
    Local area

    L3Harris Technologies

    Rockwall, TX
    13 hours ago
  •  ...centers across 13 states, our team conducts more than 4 million outpatient studies annually. We are the partner of choice for health systems and radiologists, delivering best-in-class clinical excellence, operations, and state-of-the-art technology across our platform. $... 
    Temporary work
    Relocation package
    Monday to Friday

    Lumexa Imaging, Inc.

    Rockwall, TX
    3 days ago
  • $95.54k - $127.38k

     ...calculations to support capital and acquisition projects Collaborate with regional management, geologists, project managers, and engineers to evaluate mineral quantity and quality Ensure mine plans align with regulatory requirements, safety standards, and company... 
    Temporary work
    Work at office
    Flexible hours

    50092 Heidelberg Materials US, Inc.

    Rockwall, TX
    13 hours ago
  • $65.6k - $90k

     ...JavaScript is highly desirable.Experience working with ERP and CRM systems is strongly preferred.Experience with Microsoft Windows...  ...technologies and complex manufacturing expertise through brands offering engineered products, technology and solutions to support infrastructure... 
    Flexible hours
    Shift work

    Mattr

    Rockwall, TX
    4 days ago
  •  ...currently searching for an experienced Senior Drainage Project Engineer to support our Southwest Region located in Austin, Houston,...  ...software to design stormwater management and storm drain systems, as well as soil erosion and sediment control systems... 
    Temporary work

    Volkert Inc

    Rockwall, TX
    17 days ago
  • Whitmore Manufacturing, LLC is seeking a Process Engineer at our Rockwall, TX site to analyze and optimize manufacturing processes, drive cost reductions, and ensure product quality. You will collaborate with cross-functional teams, lead capital projects, and implement... 

    Whitmore Manufacturing, LLC

    Rockwall, TX
    2 days ago
  • $2,790 per week

    Technician / Technologist Location: Rowlett, TX Agency: Cynet Health Pay: $2,790 per week Shift Information: Days - 4 days x 10 hours Contract Duration: 13 Weeks Start Date: 9/14/2026 About the Position Job Title: Cardiovascular Invasive...
    Permanent employment
    Full time
    Contract work
    Work at office
    Shift work

    Cynet Health

    Rowlett, TX
    15 hours ago
  • Whitmore Manufacturing, a division of CSW Industrials, Inc., seeks a Process Engineer to optimize manufacturing processes, drive cost reductions, and lead capital projects. You will analyze data, develop improvements, and collaborate with QA and operations to ensure product... 

    CSW Industrials, Inc.

    Rockwall, TX
    2 days ago
  • Prysmian in Rockwall, TX is seeking an SMC Process Engineer to support and improve sheet molding compound manufacturing, including raw material handling, mixing, and molding operations. This role focuses on safety, process control, and hands-on mentoring to drive technical... 

    Prysmian

    Rockwall, TX
    2 days ago
  •  ...Job Description Job Description Rockford Corporation is seeking a motivated and detail-oriented Field Engineer Intern to support active construction projects across the United States. This internship provides hands-on field experience working directly with project... 
    Weekly pay
    Full time
    Contract work
    Internship
    Relocation

    Rockford Corporation

    Rockwall, TX
    1 day ago
  •  ...Job Description Job Description Rockford Corporation is seeking a motivated and detail-oriented Field Engineer to support active construction projects across the United States. Project location will be determined based on current project needs and timing. Candidates... 
    Weekly pay
    Full time
    Contract work
    Relocation

    Rockford Corporation

    Rockwall, TX
    13 days ago
  •  ...the interest of national security. Job Title: Lead, Project Engineer Job Code: 40539 Job Location: Greenville, TX Schedule...  ...(PM). This includes but is not limited to: Leading system transition from prototype to production Interpreting statement... 
    Local area

    L3Harris Technologies

    Josephine, TX
    2 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Systems Engineer. Be the first to apply!