Specialist, Manufacturing Engineering (software)
L3Harris Technologies· Defense· Oct 22, 2026 · 5d ago
Londonderry, New Hampshire, United States
In office
Full-time
Mid
$115K–$166K est.
4+ years exp
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: Manufacturing Software Engineer (MES)
Job Code: 45699
Job Location: Londonderry, NH
Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off
Job Description:
We are seeking a skilled and detail-oriented Manufacturing Execution System (MES) Engineer to support the design, implementation, maintenance, and continuous improvement of MES solutions across our manufacturing operations. This role will serve as a key link between production, quality, engineering, and IT teams to ensure efficient execution of manufacturing processes, real-time production visibility, and compliance with operational standards.
Essential Functions:
• Plan and support the build and modification of mechanical and electronics systems including procurement support, assembly method/work instruction generation, tooling design support, material/process development, facilities/equipment planning, implementation of design changes, and resolution of manufacturing, quality, and reliability issues
• Design, configure, implement, and support Manufacturing Execution System solutions for production environments
• Collaborate with manufacturing, quality, supply chain, and IT stakeholders to gather business and technical requirements
• Translate production workflows into MES system functionality, including routing, work instructions, data collection, traceability, and reporting
• Support integration between MES, ERP, test software and other applications
• Troubleshoot and debug MES-related issues and provide timely resolution to minimize production downtime
• Monitor system performance and identify opportunities for process automation and operational improvement
Qualifications:
• Bachelor’s Degree and minimum of 4 years prior related experience. Graduate Degree with a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 13 years of prior related experience
• Working experience with Manufacturing Execution Systems
Preferred Additional Skills:
• Experience with electro-optical systems products
• Knowledge and experience in the following:
• ASP.NET Framework
• SQL
• C#
• JavaScript (jQuery)
• HTML/CSS
• Requirements analysis
• SQL Server performance tuning
• API development
• Visual Studio
• SQL Server Management Studio
• BitBucket
• Confluence
• Jira
• IIS
• Microsoft SQL Server
#LI-CB1
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 .
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