Mechanical Engineer Stf - E4

Posted 4 Hours Ago
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King of Prussia, PA, USA
In-Office
118K-219K Annually
Entry level
Aerospace • Security • Cybersecurity • Industrial
The Role
Leads and coordinates structural, live-fire, avionics, and mechanism testing within a release assembly team. Responsibilities include facility planning, fixture design reviews, resource training, subcontractor coordination, and executing tests on schedule and within budget. The role also involves mechanical system design, requirements management, trade studies, GD&T, hands-on hardware work, manufacturability, supply chain collaboration, and mentoring junior engineers.
Summary Generated by Built In
Standard Job Description

Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.


At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.


Join us in shaping a new era in space and find a career that's built for you.


This position is for a Test Engineer who will lead and coordinate various tests within the Release Assembly (RA) IPT such as structural tests, live firings, avionics tests, and mechanism testing. Roles and responsibilities include (but are not limited to) solutioning facilities, reviewing text fixture designs, ensuring the appropriate resources are trained, coordinating with subcontracts, and facilitating test execution within budget and on schedule.


The information below reflects the standard job description for this position 

Researches, plans, designs and develops mechanical products and systems such as instruments, controls, robots, engines, machines and mechanical, thermal hydraulic or heat transfer systems for production, transmission, measurement, and use of energy. Applies research to the planning, design, development, and testing of mechanical and/or electromechanical systems, instruments, controls, engines, and/or machines.

Basic Qualifications

• Experience in Mechanical Engineering, or related technical discipline with knowledge of mechanical engineering concepts and processes

• Experience utilizing Creo CAD software and/or similar experience

• Knowledge of Requirement development and management

• Ability to work in a reciprocal and team-based environment

• Willingness to travel when required.

• US Citizenship with the ability to obtain and maintain a SECRET clearance

Desired Skills

•Active Security Clearance

•Experience designing mechanisms

•User of CREO CAD software

•Experience executing Trade Studies

•Knowledge of Geometric Design and Tolerancing (GD&T)

•Hands on Hardware experience

•CPE experience

•Familiar with design for Manufacturability (DFM)

•Experience with supply chain management and subcontracts

•Ability to collaborate effectively with adjacent fields (systems engineering, electronics, stress/thermal analysis, configuration management, production, test, quality…)

•Experience with Q-Notes

•Experience as a technical product owner, from development to high rate production

•Willingness to mentor junior engineers.

Pay Information

Full-Time Salary Range: $118000.00 - $219100.00

At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally.

The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.  

Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.

  • Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
  • For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.

Skills Required

  • Experience in mechanical engineering or a related technical discipline, with knowledge of mechanical engineering concepts and processes
  • Experience using Creo CAD software or similar experience
  • Knowledge of requirements development and management
  • Ability to work in a reciprocal and team-based environment
  • Willingness to travel when required
  • U.S. citizenship and ability to obtain and maintain a Secret clearance
  • Active security clearance
  • Experience designing mechanisms
  • Experience executing trade studies
  • Knowledge of geometric dimensioning and tolerancing
  • Hands-on hardware experience
  • CPE experience
  • Familiarity with design for manufacturability
  • Experience with supply chain management and subcontracts
  • Ability to collaborate with systems engineering, electronics, stress and thermal analysis, configuration management, production, test, and quality teams
  • Experience with Q-Notes
  • Experience as a technical product owner from development through high-rate production
  • Willingness to mentor junior engineers

Lockheed Martin Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Lockheed Martin and has not been reviewed or approved by Lockheed Martin.

  • Retirement Support — Retirement benefits are described as a standout element, with a strong 401(k) program and options like an employee stock purchase plan. Feedback suggests these features meaningfully enhance total compensation and long‑term financial security.
  • Healthcare Strength — Healthcare coverage is portrayed as comprehensive from day one, with multiple plan options, mental health resources, and virtual care. Wellness supports such as on‑site services and preventive programs are also highlighted.
  • Flexible Benefits — Work arrangements often include compressed schedules and telework, contributing to a favorable work‑life balance. Feedback suggests this flexibility is a key reason many view the overall package positively.

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The Company
HQ: Bethesda, MD
108,588 Employees
Year Founded: 1912

What We Do

Customer Focus, Innovation and Purpose are Built Into Everything We Do. Lockheed Martin. Your Mission is Ours ™. Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.

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