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Lead Systems Engineer

Yorba Linda, California
Full Time On-site

Summary

Job Description

Perform Systems Engineering responsibilities with emphasis on system requirements development, decomposition, allocation, and verification planning, along with integration and test execution. This position is part of the Systems Engineering Organization within Navigation Solutions (NS) at L3Harris in Yorba Linda, CA. The role requires experience in translating customer and stakeholder needs into well‑defined system-level requirements, managing traceability (e.g., in DOORS), defining interfaces and architecture, and supporting system integration and verification activities. The engineer will participate in requirements analysis, architecture development, integration planning, test procedure development, data analysis, and documentation of verification results. Navigation Solutions products deliver advanced military GPS and other Position, Navigation, and Timing (PNT) capabilities for weapons, ground, airborne, maritime, and space environments.

Essential Functions:

  • Contributes to publishing change notices to system specification and update of requirements databases, architectural models, interface definitions, and trace system and Element level requirements.
  • Document analysis results in reports and briefings for critique and review by internal and external stakeholders.
  • Create and present briefings within the team and external stakeholders.
  • Duties will include leading system engineering in the development of requirements, model, and tracking status of verification.
  • Perform detailed tracking of changes to system requirements and verification
  • Perform hands-on system integration, test deployment, and execution roles.
  • Proficient in the operation and understanding of wireless/RF test equipment, such as signal analyzers, signal generators, and spectrum analyzers.
  • Develop test automation, including equipment drivers, debug tools, automation scripts, database interfaces, and reporting tools.
  • Must be eligible to able to obtain a US security clearance

Qualifications:

  • Position requires a Bachelor’s degree in science, Technology, Engineering, or Mathematics (STEM) or related discipline with minimum 9 years or a Graduate degree with a minimum of 7 years prior relevant experience; or in lieu of a degree, minimum of 13 years of prior related experience.
  • Must be eligible to able to obtain a US security clearance

Preferred Additional Skills:

  • Strong prior experience with the use of DOORS.
  • Applicants must demonstrate a strong hardware and software technical background in architecture development, functional decomposition, requirements development and allocation, and interface definition with system-modelling tools.
  • Must be able to support an in-person / closed-area work environment
  • Strong problem-solving skills and ability to work both independently and as part of a team with limited direction.
  • Possess strong verbal and written communications skills necessary to work effectively in a small technical team environment, and to accurately represent requirement/test perspectives to system architects, software designers, other test and test support personnel, and the Government customer.
  • An understanding of the Systems Engineering Lifecycle.
  • V&V planning and execution experience.
  • Regularly contributes to overall system integration and automation process improvement.
  • Experience with hardware implementation or embedded software implementation.
  • Flexible work schedule but 4/10 is preferred

In compliance with pay transparency requirements, the salary range for this role in California, Massachusetts, New Jersey, Washington, and the Greater D.C, Denver, or NYC areas is $127,500 - $236,500. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

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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.

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.

About L3 Harris

L3 Harris

L3 Harris is one of the largest defense and aerospace companies in the United States, delivering advanced technologies that support missions across air, land, sea, space, and cyber domains. The company develops communications systems, space payloads, intelligence platforms, electronic warfare capabilities, missile defense technologies, and mission-critical sensors used by the U.S. military, intelligence community, and allied nations around the world.

For job seekers, L3Harris offers opportunities across engineering, software development, cybersecurity, space systems, manufacturing, intelligence, program management, and mission operations. The company is especially attractive to veterans, cleared professionals, and engineers who want to work on advanced technologies that directly support national security. With programs spanning tactical communications, ISR platforms, satellite systems, and defense electronics, employees have the opportunity to contribute to some of the military’s most important capabilities.

Unlike companies focused on a single mission area, L3Harris operates across a diverse portfolio of defense technologies, providing employees exposure to a broad range of programs and technical disciplines. Teams work on everything from secure communications and autonomous systems to space-based sensors and electronic warfare platforms, creating opportunities for both specialization and long-term career growth within the organization.

As governments continue investing in modernization, space capabilities, resilient communications, and advanced sensing technologies, L3Harris remains one of the most important employers in the defense industry. For professionals seeking a mission-driven career with strong growth opportunities, technical challenges, and direct impact on global security, L3Harris continues to stand out as a leading destination in aerospace and defense.

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