Environmental Lab, Engineering Technician D

L3Harris Technologies; Londonderry (NH); On-site; USD 65,000 - 90,000; Full time

Job summary

L3Harris Technologies in Londonderry, NH is seeking an Engineering Technician D to perform MIL-STD-810 environmental testing and support multiple tests. This senior individual contributor works autonomously with Quality, Operations, and Engineering teams, applying deep technical expertise to resolve issues and advance development efforts.

The role emphasizes mentoring junior staff, managing test schedules, and ensuring compliance with test procedures, safety standards, and documentation across

Qualifications

• High School Diploma or equivalent with 8+ years of experience, or 2 years post-secondary with 4 years of related experience.

Responsibilities

• Perform MIL-STD-810 environmental testing and support multiple tests.
• Set up and operate environmental test chambers, vibration equipment, and test stations.
• Evaluate tested products and record data for reports.
• Mentor lab personnel in MIL-STD-810 testing and technical requirements.
• Monitor and assign work instruction permissions in Factory Logix and MEData.
• Review SOPs, calibration requirements, and quality documentation.

Skills

MIL-STD-810 testing

Mentoring

Troubleshooting

Data collection

Cross-functional teamwork

Education

High School Diploma or equivalent

Tools

Factory Logix

MEData

Power BI

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: Engineering Technician D

Job Code: 40809

Job Location: Londonderry, NH

Job Schedule: 4/10

Engineering Technician D is a highly developed senior-level individual contributor who performs MIL-STD-810 environmental testing while acting as a mentor to lower-level technicians. This role works autonomously, supporting Quality, Operations, and Engineering teams, and requires extensive subject matter expertise to resolve complex technical issues and support engineering development efforts independently.

Essential Functions

• Perform MIL-STD-810 environmental testing and support multiple simultaneous tests
• Set up and operate environmental test chambers, vibration equipment, electronic test stations, and complex automated test equipment
• Independently evaluate products tested, record and compile test data for reports
• Use testing knowledge and experience to resolve issues and troubleshoot equipment/products
• Train, mentor, and coach lab personnel in technical requirements and MIL-STD-810 testing
• Monitor, approve, and assign work instruction permissions in Factory Logix and MEData
• Review and enforce work instructions, routers, logs, calibration requirements, and SOPs
• Support establishment and implementation of process controls for risk mitigation
• Develop and complete thermal/vibrational surveys using pressure/air flow instrumentation, thermocouples, and data loggers
• Conduct daily walkthroughs inspecting work areas for cleanliness and safety compliance
• Manage test schedules, communicate plans to team members, and schedule overtime for supervisor approval
• Maintain productivity levels at or above company standards and cultivate effective cross-functional teamwork
• Report deviations from standards and identify areas for improvement
• Lift and move heavy equipment or products (typically up to 50 lbs.)
• Exceptional manual dexterity and hand-eye coordination
• Perform intricate handling of small components or sensitive equipment with precision

Qualifications

Requires a High School Diploma or equivalent and a minimum of 8 years of prior relevant experience or 2 years post-Secondary/associate’s degree with 4 years of prior related experience.

Preferred Additional Skills

• Exemplary role model with strong communication and problem-solving skills
• Team player with adaptability
• Prior experience in Quality Assurance
• Proficiency in MS Office
• Experience with Power BI and Factory Logix/MEData systems

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.