Sr Integration & Test Engineer (Space Optical Systems)

Company: L3Harris Technologies
Location: Wilmington
Posted on: March 10, 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: Lead, Integration & Test Engineering (Space Optical Systems) Job Code: 33758 Job Location: Wilmington, MA Job Schedule: 9/80 (Every other Friday off!) Relocation: Relocation assistance is available to qualified applicants Job Description: 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! L3Harris Space Superiority group has an opening for a Integration & Test Engineer to join our team of qualified, diverse individuals. This position will be in Wilmington, MA. The individual will work in a fast-paced environment with significantly diverse assignments and a collaborative team setting. AgileEO specializes in space-based, small aperture visible and IR telescopes with integrated electromechanical devices used for motion and focus control. The successful candidate will support the program technical leads (Lead or Chief Systems Engineer, IPT Lead) by performing technical analysis, managing specifications, and generating design review and technical documents. Additional responsibilities include supporting the test and design verification, requirements sell off, end item data package (EIDP) generation efforts. Essential Functions: System Design and Integration: Develop and integrate advanced electro-optical systems for space-based applications, ensuring compliance with all relevant specifications and mission requirements. Team Leadership: Lead a team of engineers, overseeing and ensuring technical execution of projects. Coordinate with program leadership to develop a technical plan and path forward for program execution. Mission Payload AI&T Management: Manage major subcontract cost, schedule, and performance and oversee the overall Mission Payload Flight AI&T (Assembly, Integration, and Test) activities. Testing and Validation: Design, plan, and execute test procedures for electro-optical components and systems. Analyze test data to validate system performance against requirements. Identify and troubleshoot issues, propose corrective actions, and implement solutions. Requirements Management: Define, manage, and maintain system and sub-system level requirements, ensuring traceability and compliance throughout the project lifecycle. Project Execution: Lead and coordinate multidisciplinary engineering teams throughout the project lifecycle, from conceptual design to final system delivery and operation. Documentation and Reporting: Generate and maintain detailed technical documentation, including test plans, procedures, work instructions, test reports, and anomaly reports. Trade Studies: Develop and evaluate trade studies to support decision-making processes, ensuring accuracy and completeness. Stakeholder Communication: Communicate effectively with internal and external stakeholders, including subcontractors and U.S. Government customers, to ensure alignment and project success. Standards Compliance: Ensure all engineering activities adhere to industry standards, regulatory requirements, and best practices. Collaboration: Work closely with cross-functional teams, including engineering, production, and quality assurance, to ensure successful system integration and test. Written and Oral Communication: Demonstrate excellent written, oral, and presentation communication skills. Prepare effective presentations to communicate technical information to non-technical professionals. Continuous Improvement: Participate in process improvement initiatives to enhance test methodologies and system integration practices. Training and Mentoring: Provide training and mentorship to junior engineers, fostering their development and growth within the team. Candidate must be eligible to obtain a DoD security clearance. Qualifications: Bachelor's degree in Engineering, Physics, or other related scientific discipline and 9 years of relevant EO/IR systems engineering work experience. Alternatively, a graduate degree with a minimum of 7 years of prior related experience, or in lieu of a degree, a minimum of 13 years of prior related experience. 5 years experience working with systems integration and test Prior or current experience working with eletro-optical/imaging systems Prior or current experience working with space environment considerations and testing protocols Experience as a Control Account Manager (CAM) and Integrated Product Team Lead (IPTL) is required 5 years experience with engineering and simulation software tools, such as MATLAB Preferred Additional Skills: Active Secret or Top Secret/SCI clearance is highly preferred Demonstrated experience with space systems engineering, including knowledge of space environments, satellite systems, and space mission design. Familiarity with NASA-STD-1540 and/or NASA-STD-7002. Experience in leading technical teams, managing projects and competing priorities, and coordinating cross-functional engineering activities. Proficient in Model-Based Systems Engineering (MBSE) and traditional systems engineering tools such as DOORs, CAMEO, CREO, JIRA, and SysML. Excellent verbal and written communication skills, with the ability to clearly convey complex technical information to diverse audiences. Strong analytical and problem-solving abilities, with a proven track record of tackling complex engineering challenges. Ability to work effectively in a team environment and collaborate with multidisciplinary teams to achieve project goals. In compliance with pay transparency requirements, the salary range for this role in Massachusetts is $1119,500 - $222,500. 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. 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, Lowell , Sr Integration & Test Engineer (Space Optical Systems), Engineering , Wilmington, Massachusetts