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Mechanical Engineer Jobs in Saint Louis, United States

Search through 34 Mechanical Engineer jobs in Saint Louis, United States

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Murphy Company

Intern

Murphy Company
Mechanical engineering internship supporting design and construction projects.
St Louis, MO
5 days ago
Office Full-Time
time management
sophomore

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Burns & Mcdonnell

Building Mechanical Engineer - HVAC/Plumbing/Utilities (St. Louis)

Burns & Mcdonnell
Support mechanical design and construction of HVAC, plumbing, and utility systems for various facilities.
St Louis, MO
6 days ago
Office Full-Time
mechanical design
utility audits
field support
autocad
revit

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Turner Construction Company

Traveling MEP Manager - MSG - Data Centers

Turner Construction Company
Lead MEP preconstruction, engineering, and field installation for data centers.
St Louis, MO
9 days ago
Field
mep procurement
project scheduling
commissioning
contract documents
turner’s

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The Haskell Company

Senior Engineer - Mechanical

The Haskell Company
Lead mechanical & plumbing design projects, manage team, budgets, schedules, client coordination.
St Louis, MO
10 days ago
Office Full-Time
system selection
equipment sizing
design calculations
professional engineer
mechanical degree

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Crb

Senior Mechanical Engineer, HVAC - Food & Beverage

Crb
Lead HVAC and mechanical utility design for small‑to‑medium projects in food & beverage.
St Louis, MO
10 days ago
Office Full-Time
hvac design
load analysis
technical docs
revit
autocad
Crb

Senior Mechanical Engineer, Plumbing - Food & Beverage

Crb
Design and engineer HVAC, mechanical utilities, and plumbing systems for advanced facilities.
St Louis, MO
10 days ago
Office Full-Time
load analysis
equipment sizing
p&id
revit
autocad
Hubbell Incorporated

Engineering Intern (Summer 2026) - St. Louis, MO

Hubbell Incorporated
$22 - $29Internship
10-12 week engineering internship gaining hands‑on experience on projects.
St Louis, MO
10 days ago
Office Full-Time
project management
process improvement
technical development
bachelor's
3.0 gpa

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Jll

Utilities Mechanic/Stationary Engineer

Jll
Operate, maintain, and repair critical utility equipment for a research facility.
Creve Coeur, MO
11 days ago
Field
boiler operation
preventive maintenance
water treatment
epa license
osha 30

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Farnsworth Group, Inc.

Civil or Mechanical Engineer - Entry Level

Farnsworth Group, Inc.
Entry-level engineer supporting telecom/utility projects with design and site work.
St Louis, MO
11 days ago
Field
design drafting
site visits
project support
ms office
autocad
Burns & Mcdonnell

Assistant Mechanical Engineer- Substation (St. Louis)

Burns & Mcdonnell
Assist senior engineers in mechanical design and drawings for diverse facility projects.
St Louis, MO
12 days ago
Office Full-Time
mechanical design
cad drafting
field inspection
mechanical eng
fe exam

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