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Manager, Mechanical Engineering

Goleta, California

Job ID IMS20222405-82937
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On the L3Harris team, your job is to secure the world. We don’t work here just for the advanced technology and equipment: We work here because we know what – and who – we’re protecting. From families to the intelligence community, and from our climate to our men and women in uniform – we’re making the world a safer place. Working in Software with L3Harris you'll join our team of qualified, diverse individuals and work in a fast-paced environment with high expectations, global scope, and a collaborative team setting.

  • Full Time
  • Level: Experienced
  • Location: On Site
  • Glassdoor Reviews and Company Rating

Success Profile

What makes a successful Engineer at L3Harris?
Check out the traits we’re looking for and see if you have the right mix.

  • Innovative
  • Technical
  • Influential
  • Critical Thinker
  • Analytical
  • Detail Oriented


I love my job because every day there’s a new problem to tackle, a new skill to learn and an awesome team that has my back.

Heather S., Engineer

L3Harris Work Perks

  • Health

    • Medical with a High Deductible and traditional PPO plan options, as well as, vision and a full array of supplemental health benefits
    • A doctors' service to help with referrals and second opinions for you, your family, and parents

  • Family

    • 4 weeks of paid parental leave for moms and dads
    • Fertility treatment
    • Subsidized backup childcare and eldercare
    • Adoption assistance - $5,000 per adoption/$15,000 per employee
    • Pet insurance

  • Well-Being

    • No cap to your PTO time (for exempt employees)
    • Dress for your day - wear what works for you at work
    • Legal plan for you, your family, and parents
    • Discount platform
    • 9/80 work schedule available for most U.S. employees, effective October 24, 2022.

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.

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 Title: Manager, Mechanical Engineering

Job Code: IMS20222405-82937

Job Location: Goleta, CA

Job Description:

This position is responsible for leading the mechanical engineering design, analysis, evaluation, and qualification efforts of complex undersea electro-optical-mechanical systems. Leads Mechanical Engineering associates on programs, developing alternative designs to satisfy mission level requirements, documenting design approaches, establishing design verification & validation, and developing plans to manufacture and test sensor systems. The position is responsible for discipline specific engineering teams in a functional organization including department strategic growth, personnel development, hiring, performance reviews, disciplinary actions, goal development, and staffing to program teams. Additional expectations include support to new business opportunities, participation in industry-wide events, and active development of staff. The position will report to the Functional Mechanical Engineering Manager of the Undersea Systems Division.

Essential Functions:

  • Determine, assign and implement projects and project tasks to proper personnel to provide a total engineering solution including system design, mechanical design, materials selection, packaging, and test equipment design for all current and anticipated programs. Perform producibility and manufacturability analyses and ensure that the design meets the specifications and standards.
  • Ensure project tasks meet allocated contract cost and schedule requirements. Identify problems and recommend work around plans and alternatives.
  • Provide technical status, forecast personnel needs, and implement changes as necessary to meet program objectives.
  • Implement procedures to monitor, review and evaluate design activities performed on programs to assure conformance with customer requirements, company standards, and sound engineering practices.
  • Develop requirements and provide technical support for selection and maintenance of technical tools (CAD, FEA, CFD, etc.), and laboratory and test equipment.
  • Prepare design review material in support of SRR, PDR, CDR, MRR and technical audits for assigned programs.
  • Provide system test and evaluation support including input to test plans and procedures.
  • Perform system studies and trade-off analyses in support of assigned projects and new business opportunities.
  • Support development of detailed BOE’s (basis of estimates) for proposals and EAC’s (estimates at completion) for existing programs.
  • Develop and mentor technical personnel. Maintain morale, motivation and creativity through broad based, challenging assignments, and promote a professional and ethical work environment. Provide timely and constructive performance evaluations and career development assistance and training. Ensure high competency skills that match program needs.
  • Develop issue and implement internal technical and engineering practices and procedures. Decisions may involve establishment of precedents.
  • Promote cordial relationships, foster and maintain a favorable business profile with customers, suppliers, co-workers, industry, professional associations, government agencies, and the local community.
  • Participate in e3 (continuous improvement) activities including DFMA, SCRUM, 3P, etc.


  • Must have an active DOD US Security Clearance upon hire.
  • Bachelor’s Degree in Mechanical Engineering and minimum 9 years prior related experience in design and development in a defense related environment; or Graduate Degree with a minimum of 7 years of prior related experience.
  • Five (5) years of experience as a functional technical lead.
  • Experience leading a mechanical engineering team through successful design, qualification, fabrication, assembly, integration, test, and deployment phases of marine and/or sensor systems.
  • Experience/expert knowledge of solid modeling (Solidworks preferred) and generation of FEA models (ANSYS preferred).
  • Experience/expert knowledge of detail and assembly drawing creation utilizing ASME Y14.5.
  • Mechanical Engineering analysis background using both classical techniques and Computer Aided Engineering that include thermal, structural (modal, stress, deflection), and fluid mechanics.
  • Experience in the generation of engineering documentation using standard Microsoft Office software (Word, Excel, and Power Point).
  • Experience as a lead engineer, project engineer, or IPT Lead.
  • Experience supporting Business Development and proposal efforts.
  • Experience mentoring and developing Mechanical Engineers.

Preferred Additional Skills:

  • Experience in the specification, design, integration, test, and installation of undersea sensor systems.
  • Excellent interpersonal and communication skills. Ability to work well with senior management, peers, and subordinates alike.
  • Five (5) years’ experience in the specification, design, analysis, qualification, integration, test and deployment of high-reliability, long-life, electro-mechanical undersea sensor systems.
  • Five (5) years’ experience using Solidworks Mechanical CAD.
  • Five (5) years’ experience using ANSYS Mechanical FEA software.
  • Five (5) years’ experience using PTC MathCad Engineering Math software.

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 résumé for this position, you understand and agree that L3Harris Technologies may share your résumé, 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 proud to be an Affirmative Action/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.

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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