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Toyon Research Corporation
Mechanical Engineer with Security Clearance
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What they do
A Mechanical Engineer researches, designs, develops, constructs, and tests mechanical devices including machines, engines and tools. Works on devices ranging from power generators to household dishwashers to surgical equipment. May specialize in a particular type of machine or tool. May develop new devices or improve existing ones to run more efficiently.
$99,755 / year median in Virginia
+5% projected growth
Job Description
Mechanical Engineer with
Security Clearance Company:
Toyon Research Corporation Location:
Broadlands, VA, 20148Posted:
August 10, 2026 Apply ⚑ Report jobDescription:
> Mechanical Engineer Toyon Research Corporation Mechanical Engineer Ashburn, VA Description U.S. Citizenship Required. This position requires a current SECRET orTOP SECRET
clearance. Candidate must be SAP and SCI program eligible. The position is in-person and not remote. Toyon is seeking a Mechanical Engineer to support a critical infrastructure protection program. In this role, you will work closely with Toyon's engineering team and client stakeholders, supporting the analysis and design of specialized air handling units, development of drawings and specifications, and troubleshooting operational issues. Job assignments include a range of office and on-site work to meet with stakeholders and oversee implementation of government-approved initiatives. Requirements- Bachelor's degree in Mechanical, Architectural, or related engineering discipline
- 5 or more years of experience with HVAC or mechanical system design (AHUs, ducting, fans, motors, or related systems)
- Familiarity with ASHRAE, ISO, ANSI, or similar mechanical/air quality standards
- Experience with filtration systems or air quality technologies in industrial, commercial, or laboratory environments
- Field experience in troubleshooting or optimizing filtration and air handling performance Preferred Skills and Certifications
- Experience with HEPA/ULPA, activated carbon, UVGI, or other advanced filtration systems
- Experience with specialized air systems (cleanrooms, BSL labs, high-purity manufacturing, or defense applications)
- Experience leading mechanical design projects through installation, submittals, and system startup
- Professional Engineering license (active or ability to reactivate)
WE OFFER AN EXCEPTIONAL EMPLOYEE BENEFITS PACKAGE!
- Competitive Industry Pay
- 100% Employer-Paid Medical Insurance Premium
- HSA with Employer Contributions
- Dental and Vision Coverage Options
- Paid Holidays
- Paid Vacation and Sick leave
- Company Funded 401(k) and Profit Sharing Plans
- Employee Stock Ownership Plan (ESOP)
- Life and Disability Insurance
- Paid Parental Leave
- Discretionary Bonus Eligibility The annual pay range for the Mechanical Engineer position is $125,000 to $165,000.