Engineering - Mechanical Jobs

Engineering - Mechanical

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Engineering - Mechanical Jobs requiring security clearance

2026 Full-time - Manufacturing Engineer II - Onsite (MA)

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RTX
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Andover, MA(On-Site/Office)
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Confidential
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-MA-ANDOVER-AN2 ~ 352 Lowell St ~ AN2 HAMPSHIRE BLDGPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirem...

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Mechanical Engineer II (Onsite)

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RTX
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Portsmouth, RI(On-Site/Office)
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Secret
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-RI-PORTSMOUTH-PS1 ~ 1847 W Main Rd ~ NIMITZ BLDGPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirement...

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Sr. Principal. Mechanical Engineer

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RTX
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Tucson, AZ(On-Site/Office)
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Secret
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-AZ-TUCSON-928 ~ 1151 E Hermans Rd ~ MULTI PURPOSE FAC 928Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Re...

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HWIL Mechanical Engineer - P2

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RTX
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Tucson, AZ(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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2026 Full-time - Manufacturing Engineer - Onsite (MA)

New
RTX
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Andover, MA(On-Site/Office)
Posted today
Confidential
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-MA-ANDOVER-AN2 ~ 352 Lowell St ~ AN2 HAMPSHIRE BLDGPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirem...

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Mechanical Engineer II (Onsite)

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RTX
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Tucson, AZ(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-AZ-TUCSON-800 ~ 1151 E Hermans Rd ~ BLDG 800Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: A...

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Mechanical Engineer I

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RTX
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Tucson, AZ(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-AZ-TUCSON-928 ~ 1151 E Hermans Rd ~ MULTI PURPOSE FAC 928Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Re...

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Senior Principal Mechanical Engineer

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RTX
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Huntsville, AL(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-AL-HUNTSVILLE-315 ~ 315 Bob Heath Dr ~ BOB HEATHPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirement...

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Sr Manufacturing Engineer - 3rd Shift

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RTX
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Andover, MA(On-Site/Office)
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Confidential
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-MA-ANDOVER-AN2 ~ 352 Lowell St ~ AN2 HAMPSHIRE BLDGPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirem...

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2026 Full-time - Manufacturing Engineer I - Onsite (CA)

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RTX
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Goleta, CA(On-Site/Office)
Posted today
Secret
Not Specified

Date Posted:2026-04-09Country:United States of AmericaLocation:US-CA-GOLETA-B03 ~ 75 Coromar Dr ~ BLDG B03Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The a...

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Mechanical Engineer

New
MANTECH
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Crane, IN(On-Site/Office)
Posted today
Secret
Not Specified

MANTECH seeks a motivated, career and customer-oriented Mechanical Engineer to join our team working in Crane, IN. This will be a hybrid role requiring 4 days onsite per week.In this role, you will c...

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Optical Engineer, Junior (778)

New
Reliance Test & Technology, LLC
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Patuxent River, MD(On-Site/Office)
Posted today
Secret
Not Specified

Background Information: The Patuxent River Infrared Signature Measurement Group is a fully autonomous, field deployable measurement team focused on the collection and analysis of Ultraviolet & Infrar...

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Spacecraft Mechanical Production Engineer

New
True Anomaly. Inc.
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Long Beach, CA(On-Site/Office)
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Secret
Not Specified

A new space race has begun. True Anomaly seeks those with the talent and ambition to build innovative technology that solves the next generation of engineering, manufacturing, and operational challeng...

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E01-L03 Mechanical Engineer VI

New
EXPANSIA
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Remote/Hybrid
Not provided(Off-Site/Hybrid)
Posted today
Secret
Not Specified

Start Date: Immediate JHNA, CTSi, and EXPANSIA have come together to form a Defense Technology platform focused on delivering high-impact technologies, technology-enabled services and advanced manuf...

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Mechanical/Aerospace Engineer

New
Toyon Research Corporation
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Huntsville, AL(On-Site/Office)
Posted today
Secret
Not Specified

DescriptionU.S. Citizenship Required. Ability to qualify for a US Department of Defense security clearance required.This is an on-site position located in Huntsville, AL.Toyon Research Corporation is ...

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Mechanical Engineer

New
Insight Global, Inc.
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Albuquerque, NM(On-Site/Office)
Posted today
5+ yrs exp
Secret

Must Haves: •Active Secret clearance •Bachelor’s Degree in Mechanical Engineering, Aerospace Engineering, Industrial / Process Engineering or related engineering discipline •5+ years of mechanical e...

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Manufacturing Engineering Manager

New
Primus Aerospace
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Reisterstown, MD(On-Site/Office)
Posted today
Unspecified
Not Specified

About Primus Aerospace Primus Aerospace is a precision manufacturer specializing in complex machined components and assemblies for the aerospace, defense, and space sectors. We are a private equity-b...

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Warhead Design Engineer

New
Anduril Industries
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Costa Mesa, CA(On-Site/Office)
Posted today
Top Secret
Not Specified

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...

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Technical Operations Engineer, Maneuver Dominance

New
Anduril Industries
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Costa Mesa, CA(On-Site/Office)
Posted today
Top Secret
Not Specified

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...

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Technical Operations Engineer, Mission Autonomy

New
Anduril Industries
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Costa Mesa, CA(On-Site/Office)
Posted today
Top Secret
Not Specified

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model...

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