Senior Specialist, Mechanical Engineering

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: Sr. Specialist, Mechanical Engineering Job Code: 37883 Job Location: San Diego, CA Job Schedule: 9/80 (employee's work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off) Job Description: L3Harris in San Diego, CA is seeking a senior professional with strong knowledge of cable and interconnect design to support the design and manufacture of Tracking, Telemetry, and Command products for airborne and space‑based applications. This role involves designing, drafting, and documenting cable and wiring harnesses for various applications, ensuring compliance with industry standards and regulations. The ideal candidate will have experience in CAD software, knowledge of relevant standards, and the ability to work collaboratively with contract manufacturers and cross‑functional teams. Essential Functions: Design and draft cable and wiring harnesses for electro‑mechanical systems using CAD software. Create detailed schematics, wiring diagrams, and harness layouts IAW ASME Y 14.100. Ensure all designs comply with relevant industry standards, including IPC/WHMA‑A‑620, SAE AS50881, NASA‑STD‑8739.4 and others as applicable. Collaborate with engineering teams to establish design requirements and specifications. Perform design verification and validation activities. Prepare bills of materials (BOM) and other documentation required for manufacturing. Coordinate with procurement and manufacturing teams to ensure designs are producible and cost‑effective. Review and update designs and documentation as needed to reflect changes in requirements or standards. Maintain accurate records and documentation of all designs and design changes. Participate in design reviews and provide technical guidance as needed. Required Qualifications (one of the following): Bachelor’s Degree in Mechanical Engineering, Electrical Engineering, or a related field 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. Preferred Additional Skills: Minimum of 6 years of experience in cable and wiring harness design. Proficiency in CAD software such as AutoCAD, SolidWorks, or equivalent. Strong knowledge of industry standards including IPC/WHMA‑A‑620, SAE AS50881, NASA‑STD‑8739.4. Excellent understanding of schematic diagrams, wiring diagrams, and harness layout. Experience with design verification and validation processes. Strong analytical and problem‑solving skills. Effective communication and teamwork abilities. Attention to detail and strong organizational skills. Electronic packaging experience for aviation or space environments. Design for Manufacturability and Assembly (DFM/DFMA) experience. Knowledge of PCB layout and design practices and standards. Familiarity with Electronics assembly and construction processes and techniques. 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 $102,000 – $189,000. 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. 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. 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