Senior Mechanical Engineer
Listed on 2026-09-20
-
Engineering
Mechanical Engineer
Job Title:
Senior Mechanical Engineer
Job Category:
Engineering
Time Type:
Full time
Minimum Clearance Required to Start:
None
Employee Type:
Regular
Percentage of
Travel Required:
Up to 10%
Type of Travel:
Local
* * *
The OpportunityCACI International Inc. has an immediate opening for Mechanical Engineer located in Dulles, VA. The Mechanical Engineer will take ownership of new product development from concept to production release. You will work in a fast-paced, high-performance environment, collaborating across engineering, manufacturing, and test teams to deliver innovative solutions for advanced hardware systems. This role requires strong proficiency in 3D CAD modeling and simulation, along with hands-on mechanical build experience, and a background in testing components in demanding environments.
Interfacing with and using PLM systems will also be required.
- Design, model, and document complex mechanical systems, assemblies, and components.
- Run thermal and/or structural simulations, and complete tolerance stack-up analysis
- Manage CAD data and configuration using PLM software.
- Develop engineering drawings, specifications, and BOMs that meet ASME Y14.5 GD&T standards.
- Perform design trade studies, tolerance analysis, and material selection for demanding applications.
- Collaborate with manufacturing to ensure designs are producible, cost-effective, and high quality.
- Participate in prototype builds, assembly, and troubleshooting of mechanical hardware.
- Support and execute component- and system-level testing, including environmental testing (thermal, vibration, shock, etc.).
- Work cross-functionally with engineers from multiple disciplines to integrate mechanical systems into larger assemblies.
- Contribute to continuous improvement of design, test, and build processes.
- B.S. in Mechanical Engineering (M.S. preferred).
- Must be a US Citizen
- 7+ years of industry experience in mechanical design, analysis, and testing.
- Strong proficiency with Solid Works, Solid Works Flow and Solid Works Simulation (other simulation tool experience will also be considered)
- Experience with SW PDM, and ERP systems.
- Proven experience creating and releasing complex mechanical models, drawings, and assemblies.
- Knowledge of GD&T (ASME Y14.5) and mechanical drafting standards.
- Hands-on experience with mechanical hardware builds, assembly, and integration.
- Experience supporting or executing mechanical/environmental testing (thermal, vibration, shock, or structural).
- Ability to work in a fast-paced, high-pressure environment and manage multiple priorities.
- Strong problem-solving skills, initiative, and ability to work both independently and in teams.
- Ability to obtain and maintain a TS/SCI clearance if required
At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose - to ensure the safety of our nation.
An environment of trust.CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
A focus on continuous growth.Together, we will advance our nation’s most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.
Pay RangeThere are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage…
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