Previous Job
Sr. Mechanical Engineer
Ref No.: 18-24485
Location: Wilmington, Massachusetts
Essential Responsibilities
The scope of the position requires a proven track-record with design & analysis and integration & test of payload level sensor systems for the aerospace and commercial community. Senior mechanical engineers are responsible for leading engineering analysis and test efforts of complex opto-mechanical systems, developing alternative designs to satisfy mission level requirements, documenting design approaches, establishing design verification & validation, and developing plans to manufacture and test payload sensor systems. Expected length of assignment is 6-12 months.
Qualifications/ Requirements
• BS in Mechanical Engineering, MS preferred.
• Minimum of nine years of experience in developing precision sensor systems for aerospace & military defense applications is required.
• Experience in system level hardware design & development with an emphasis in mechanical and structural analysis and test for space-based environments.
• Experience using both finite element modelling (FEM) and CAD tools, such as FEMAP/NASTRAN and Autodesk Inventor.
• Opto-Mechanical hardware design experience utilizing structured engineering process from requirement definition through design, development, and testing.
• Expert mechanical analysis background including tolerancing, thermal, structural (modal, stress, deflection).
• Structure and sensor level testing experience highly desired.
• Experience as a lead reviewer for mechanical analyses and design. Well versed in giving constructive feedback to all levels of engineering based on experience.
• Excellent oral, written and presentation skills for interfacing with senior management and customers as well as mentoring of junior engineers.
L3 SSG is an Equal Opportunity Employer. We encourage minorities, women, veterans and disabled individuals to apply. Any offer of employment is conditioned upon the successful completion of a background investigation and drug screen.

U.S. Citizen status is required.

The Company

L3 Technologies is a prime contractor in Command, Control, Communications, Intelligence, Surveillance and Reconnaissance (C3ISR) systems, aircraft modernization and maintenance, and government services. L3 is also a leading provider of a broad range of electronic systems used on military and commercial platforms. Our customers include the U.S. Department of Defense and its prime contractors, U.S. Government intelligence agencies, the U.S. Department of Homeland Security, U.S. Department of State, U.S. Department of Justice, allied foreign governments, domestic and foreign commercial customers and select other U.S. federal, state and local government agencies.


L3 SSG specializes in the development, manufacturing and qualification of remote E-O sensing payloads, instruments and major sub-systems primarily for space as well as unique airborne applications. Space mission areas include major science investigation, situational awareness, launch detection and weather analysis. Primary markets served include NASA, DoD, intelligence communities and commercial space. Primary airborne contributions include hyperspectral payloads for specialized overseas missions and critical line-of-sight control sub-systems for targeting systems.