Senior Mechanical Design Engineer - level 3

Company: Lockheed Martin
Location: Moorestown
Posted on: April 1, 2026

Job Description:

What We’re Doing 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. Basic Qualifications What you will need: • 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) Desired skills What will set you apart: • 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 Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration. * At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility. If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs , and apply for roles that align with your qualifications. Other Important Information By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings. Ability to work remotely Part-time Remote Telework: The employee selected for this position will work part of their work schedule remotely and part of their work schedule at a designated Lockheed Martin facility. The specific weekly schedule will be discussed during the hiring process. Work Schedule Information Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits. Security Clearance Information This position requires a government security clearance, you must be a US Citizen for consideration. National Pay Statement The base range for this position in New Jersey is $91,000 - $181,113. Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. The wage range and benefits summary is a general guideline and is governed by the applicable collective bargaining agreement when extending an offer.

Keywords: Lockheed Martin, Lakewood , Senior Mechanical Design Engineer - level 3, Engineering , Moorestown, New Jersey