Senior Scientist, Systems Engineering (Space Vehicle Power)

Company: L3Harris Technologies
Location: San Diego
Posted on: March 5, 2026

Job Description:

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 Scientist, Space Vehicle Power Systems Engineer Job Code: 33033 Job Location: Remote or Palm Bay, FL or Rochester, NY or Fort Wayne, IN or Colorado Springs, CO Job Description: L3Harris' Space and Airborne Systems seeks an Enterprise Space Vehicle (SV) Power Engineer to join our growing team. The individual in this position will be serve as an Enterprise SV Power Lead across the Space Sector at L3Harris, responsible for the technical strategy, execution and mentoring of SV Power and Electrical Engineers. This includes all phases of the program lifecycle: Capture and Proposal, Program Execution and Operations. The Enterprise SV Power Lead will be responsible for leading teams of SV level power and electrical engineers through the product life cycle activities ranging from initial requirements and architectures, design and development, integration and test and operations. The role will include occasional direct support to Programs and Customers to ensure execution activities of all functional disciplines for existing portfolio programs and new pursuits. Essential Functions: Establish and standardize SV level Power engineering activities for all phases of the program life cycle Develop processes for standardizing SV level requirements derivation and flow down Develop guidelines for SV level trade studies, common analyses and integration activities tailorable for each mission area and program Review program SV level power engineering work products for consistency Support major technical reviews and failure investigations as an Independent Reviewer Mentor and train program SV level Power Engineers Hold monthly working group meetings across program SV level power engineer to share lessons learned, best practices, ongoing concerns/issues, and potential opportunities Ensure engineering excellence on executing programs through consistent and repeatable SV level power engineering activities across the Sector 25% travel as required Qualifications: Bachelor’s Degree with a minimum of 15 years of prior related experience. Graduate Degree with a minimum of 13 years of prior related experience. In lieu of a degree, minimum of 19 years of prior related experience. High level of prior experience in following areas: Space Vehicle power performance analysis such as processor and memory utilization, data sizing and flows, etc. Integrated Space Vehicle Power CSCIs for end-to-end mission performance Internal and external power interface management Space vehicle fault management architectures and design Leading both internal and external supplier power engineering teams Power/Firmware integration with hardware, testing, and troubleshooting Preferred Additional Skills: Active TS/SCI security clearance. Test bed and simulator design process Well versed in fleshing out physical and functional interface details such as data formats and power protocols Familiarity with SW engineering processes such as Agile/Waterfall, DevSecOps, Cont Integration as well as SW development related to embedded/RT/architecture patterns Well versed in functions, responsibilities and interconnectivities between SV SW, Ground SW, Test SW and Operations SW Familiarity with Digital Engineering and MBSE tools such as DOORs, CAMEO, CREO, JIRA Strong track record of executing all phases of space vehicle programs (SRR, PDR, CDR, TRR, PSR, operations, etc.) System-level requirements verification including allocation, flow down, analysis, testing, & demonstration Ability to make risk-based decisions balancing technical, cost and schedule Familiarity with ConOp development Accustomed to leading technical engagement with internal and external customers in formal presentations as well as informal table-top discussions Excellent communication and presentation skills and the ability to work harmoniously in a team environment with government customers and other contractors Proven analytical and troubleshooting skills demonstrated by related work experience Strong coordination and organization skills with a focus on details Strong track record of leading power engineering teams through all phases of a space program; pursuits and proposal, design and development, integration and test, and operations Experience in mentoring and growing technical staff 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 $180,500 - $335,000. The salary range for this role in Colorado state, Hawaii, Illinois, Maryland, Minnesota, New York state, and Vermont is $157,000 - $291,000. 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. The application window for this requisition is anticipated to close January 31, 2026. 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.

Keywords: L3Harris Technologies, Vista , Senior Scientist, Systems Engineering (Space Vehicle Power), Engineering , San Diego, California