Senior Mechanical Engineer

Leidos LLC; Beavercreek (OH); Hybrid; USD 157,000 - 212,000; Full time

Job summary

Sr. Mechanical Engineer position at Leidos in Beavercreek, Ohio, supporting government contracts and IRAD programs. You will help design, build, integrate, and demonstrate new technologies, with occasional telework opportunities.

You will lead mechanical engineering efforts, review MIL-HDBK-516/516-... and ASME Y14 standards, brief USG customers, coordinate with subcontractors, and oversee flight-testing activities.

Qualifications

• Bachelor’s degree in Mechanical Engineering or similar field with 12+ years of experience.
• Master’s degree with 10+ years of relevant experience.
• Secret clearance eligible for TS/SCI.
• Experience leading programs or projects.
• Strong ability to communicate with analysts and customers.

Responsibilities

• Review designs, drawings, and verifying adherence to ASME Y14 standards for the ME/EE team.
• Support the design and integration of ISR sensors and systems payloads on various ground and air based applications.
• Lead projects, shaping designs from USG requirements and coordinating with USG customers.
• Brief USG customers at PDR, CDR, or informal design reviews.
• Meet with subcontractors to track progress, coordinate manufacturing, and maintain timelines.
• Support portfolio manager to brief potential customers and provide labor and cost estimates.
• Oversee design, build and assembly during flight testing events and coordinate with Flight Test Manager.
• Provide engineering process development, CAD management, and vendor evaluation/QA.

Skills

Lead engineer experience

ASME Y14 standards knowledge

USG briefing & liaison

3D modeling CAD

Team collaboration

Education

Bachelor's degree in Mechanical Engineering

12+ years experience or Master’s with 10+ years

Secret clearance / TS/SCI eligibility

Tools

PTC Creo Parametric

Windchill

Job description

Sr. Mechanical Engineer

The Defense Sector at Leidos currently has an opening for a Sr. Mechanical Engineer to work in our Beavercreek, Ohio office. This is an exciting opportunity to use your experience supporting government contracts and IRAD programs. In this mission we design, build, integrate, and perform test demonstrations of new and emerging technologies and capabilities. Please note: This position is located in Beavercreek, OH. There may be occasional opportunity to telework during the week.

Primary Responsibilities

• Review designs, drawings, and verifying adherence to ASME Y14 standards for the ME/EE team
• Support the design and integration of ISR sensors and systems payloads on various ground and air based applications
• Take on the role of project lead where a Mechanical Engineer is required. This involves shaping designs and solutions from USG requirements and working with USG customers to ensure requirements are met.
• Briefing USG customers at either formal (PDR, CDR) or informal design reviews.
• Meet with subcontractors to track technical progress, coordinate manufacturing efforts and maintain timelines to ensure successful tests.
• Support the portfolio manager to meet with brief potential customers on Leidos’ capabilities and provide labor and cost estimates.
• Oversee design, build, assembly of components and payloads during flight testing events and coordination with the Flight Test Manager.
• Provide support with engineering process development, CAD management, and vendor evaluation/quality management.
• Take on the role of project lead where a Mechanical Engineer is required. This involves shaping designs and solutions from USG requirements and working with USG customers to ensure requirements are met.

Basic Qualifications

• Bachelor’s degree in Mechanical Engineering or similar field with 12+years of experience or Master’s with 10+ years of prior relevant experience.
• Must currently have a Secret Clearance be able to obtain and maintain a TS/SCI Clearance.
• Experience serving as a lead engineer on programs or projects.
• In-depth understanding of Military Specifications (MIL-HDBK-516, MIL-STD-8591, MIL-HDBK-810) and Mechanical Engineering Standards (ASME Y14).
• Ability to communicate requirements with Structural analysts and aerodynamicists and review analysis reports.
• Ability to work within a team to develop solutions that require a multi-disciplined team collaboration.
• Foundational material selection and fabrication technologies (3+ Axis machining, metal bending and forming, 3D Printing, etc.).
• Familiar with common hand tools (screw drivers, drills, wrenches).
• Ability to lift 40 pounds and work in unairconditioned environments during flight testing events (less than 1 month a year).
• Ability to work independently and as part of a multi-disciplined engineering team.
• 3D modeling, drawings, and life cycle management tools.

Preferred Qualifications

• Experience with composites (carbon fiber, fiberglass) and composite processes and designs.
• Familiar with PTC Creo Parametric and Windchill.
• Experience with airworthiness processes for military flight releases or commercial aviation NKE.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Pay Range: Pay Range $131,300.00 - $237,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit www.Leidos.com.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law.

Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.

• competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave and Retirement

More details are available here.