Senior Mechanical Design Engineer - level 3

Lockheed Martin•Moorestown, NJ

5d•$91,000 - $181,113•Hybrid

About The Position

At Lockheed Martin’s Moorestown, New Jersey location, our Launchers Engineering Team within the Sensors, Effectors, and Mission Systems (SEMS) organization develops advanced mechanical systems that support naval and missile launcher technologies. We are focused on designing, building, and delivering high-performance launcher hardware that operates reliably in demanding environments, enabling critical defense capabilities for our customers. The Work In this role, you will contribute to the full mechanical design lifecycle of launcher systems and related hardware, including: Conceptual and detailed design of mechanical parts and assemblies for launcher systems. Development of engineering drawings and technical data packages supporting manufacturing and integration. Execution of trade studies to evaluate design alternatives and optimize performance, manufacturability, and reliability. Support for prototype builds and transition to production hardware. Collaboration with cross-functional teams during fabrication, assembly, and system integration. Investigation and resolution of hardware discrepancies during build and test activities. Preparation and presentation of technical updates to internal stakeholders and external customers. Please note: This position is based out of Moorestown, NJ. This position requires the ability to obtain and maintain a DoD Secret level clearance. Learn more about life in Moorestown, NJ here! Who We Are We are a collaborative, mission-focused engineering team within the Lockheed Martin Moorestown, NJ SEMS Launchers organization. Our team combines deep mechanical engineering expertise with a strong commitment to quality, innovation, and accountability. We operate in a fast-paced environment where precision, teamwork, and continuous improvement are essential to delivering reliable systems that meet stringent performance requirements. Learn more about Lockheed Martin's Comprehensive benefits package here! Who You Are You are a hands-on mechanical engineer who thrives in a technically challenging and mission-driven environment. You bring: Strong mechanical design and analytical skills. Experience working with CAD tools and creating detailed engineering drawings. The ability to independently execute tasks with minimal supervision. A solid understanding of mechanical systems, materials, and manufacturing processes. Strong problem-solving skills with sound engineering judgment. Effective communication skills for collaborating across disciplines and presenting technical information. A proactive, adaptable mindset with the ability to learn quickly and contribute to evolving program needs. Why Join Us Joining Lockheed Martin at our Moorestown, New Jersey location means contributing directly to the development of advanced launcher systems that support national defense. You’ll work alongside experienced engineers in a culture that values innovation, integrity, and technical excellence. This is an opportunity to grow your career while solving complex engineering challenges and helping deliver high-performance systems that make a real-world impact.

Requirements

Bachelor’s degree or higher in Mechanical Engineering or Aerospace / Aeronautical Engineering with 5 years related professional experience or Masters and 3 years related professional experience.
Ability to obtain & maintain a security clearance at the SECRET level (U.S. Citizenship required)
Professional (post-graduation) engineering experience with mechanical design
Demonstrated experience modeling within CAD modeling software such as Creo Parametric (detailed part and assembly design)
Experience creating and modifying 2D drawings (Technical Data Packages)

Nice To Haves

Active SECRET clearance
Demonstrated experience in organizing project tasks and delegation
Working knowledge of EPDM
Demonstrated knowledge of product design lifecycle (problem reports, change notices, etc.)
Demonstrated ability to collaborate effectively with adjacent disciplines
Demonstrated proficiency in Creo Parametric (detailed part and assembly design)
Experience interpreting and applying Geometric Dimensioning & Tolerancing
Strong verbal and written communications skills
Working proficiency in Microsoft Office products

Responsibilities

Conceptual and detailed design of mechanical parts and assemblies for launcher systems.
Development of engineering drawings and technical data packages supporting manufacturing and integration.
Execution of trade studies to evaluate design alternatives and optimize performance, manufacturability, and reliability.
Support for prototype builds and transition to production hardware.
Collaboration with cross-functional teams during fabrication, assembly, and system integration.
Investigation and resolution of hardware discrepancies during build and test activities.
Preparation and presentation of technical updates to internal stakeholders and external customers.