Mechanical Engineer II – Facilities & Capital Projects

TCWGlobal; St. Louis (MO); On-site; USD 115,000 - 130,000; Full time

Job summary

TCWGlobal is seeking a Mechanical Engineer II to support the design, operation, and improvement of a large mission-critical facility in St. Louis.

The role combines facility engineering with project management for capital improvements, renovations, and equipment upgrades, with emphasis on HVAC, plumbing, and BAS. The ideal candidate has hands-on experience with HVAC, plumbing, building automation systems, and capital project execution, and will collaborate with management and government

Qualifications

• Bachelor’s degree in Mechanical Engineering from ABET-accredited program.
• 5+ years of mechanical engineering experience in large commercial, industrial, or mission-critical facilities.
• 3+ years of project management experience.
• PE and/or PMP certification preferred.

Responsibilities

• Plan and execute capital projects, facility repairs, renovations, and system upgrades.
• Serve as a technical resource for mechanical facility systems including HVAC and plumbing.
• Troubleshoot mechanical systems and propose corrective maintenance and improvements.
• Develop system requirements and support projects from concept through construction.
• Prepare drawings, calculations, specs, equipment lists and construction documents.
• Use AutoCAD, Revit, BIM, and related tools to create drawings and models.
• Coordinate construction, installation, testing, and commissioning to meet specs and codes.
• Manage project scope, budgets, schedules, and contractor/submittals.
• Provide guidance to construction teams, contractors, and operations staff.

Skills

HVAC

Plumbing

Building automation systems

Project management

Troubleshooting

Education

Bachelor’s degree in Mechanical Engineering (ABET-accredited)

Tools

AutoCAD

Revit

BIM

Navisworks

Civil 3D

Job description

Mechanical Engineer II – Facilities & Capital Projects

Full Time, Direct Hire

Onsite, St. Louis, MO

$115k-130k/yr

***Ability to obtain and maintain a Top Secret/SCI government security clearance required

We are seeking an experienced Mechanical Engineer II to support the engineering, operation, and improvement of a large, mission‑critical facility. This position combines facility engineering, mechanical systems expertise, and project management, with responsibility for capital improvements, renovations, equipment upgrades, and ongoing facility operations.

The ideal candidate has experience with HVAC, plumbing, building automation systems, commercial or industrial facilities, and capital project execution.

Key Responsibilities

• Plan and execute capital projects, facility repairs, renovations, and system upgrades to support safe and efficient operations.
• Serve as a technical resource and Subject Matter Expert for mechanical facility systems, including HVAC, plumbing, and related building infrastructure.
• Troubleshoot mechanical systems and provide engineering recommendations for corrective maintenance and long‑term improvements.
• Develop mechanical system requirements and support projects from initial concept and design through construction and completion.
• Prepare and review engineering drawings, calculations, specifications, equipment requirements, and construction documents.
• Use AutoCAD, Revit, BIM, and other engineering/design tools to develop drawings and facility models.
• Coordinate construction, installation, maintenance, testing, and commissioning activities to ensure compliance with specifications, codes, and customer requirements.
• Manage project scope, budgets, schedules, contractors, technical submittals, equipment deliveries, and design changes.
• Develop equipment and material specifications, bid packages, and technical evaluations; review contractor/vendor proposals and provide award recommendations.
• Provide technical guidance to construction teams, maintenance contractors, operations personnel, and less‑experienced engineers.
• Support Building Automation Systems (BAS), energy management, facility decommissioning, and ongoing maintenance initiatives.
• Partner with management and government customers to identify facility engineering, maintenance, and infrastructure needs.

Qualifications

• Bachelor’s degree in Mechanical Engineering from an ABET‑accredited program required.
• 5+ years of mechanical engineering experience in large commercial, industrial, mission‑critical, or similar facility environments preferred.
• 3+ years of project management experience required.
• Hands‑on knowledge of HVAC, plumbing, mechanical equipment, and building systems.
• Experience with Revit; AutoCAD, BIM, Navisworks, Civil 3D, and other building design/modeling tools highly desirable.
• Experience with Building Automation Systems/building controls preferred.
• Knowledge of construction means and methods and experience supporting facility renovation or capital improvement projects preferred.
• Strong ability to develop engineering specifications, perform technical calculations, troubleshoot equipment, and evaluate engineering solutions.
• PE and/or PMP certification preferred.
• Strong project management, problem‑solving, communication, and contractor/vendor management skills.
• Ability to work independently while collaborating with engineering, maintenance, construction, operations, and customer teams.
• Must be comfortable accessing mechanical equipment and confined spaces and occasionally lifting up to 50 pounds.
• Ability to obtain and maintain a Top Secret/SCI government security clearance with polygraph is required.

What You’ll Bring

You’re a mechanical engineer who enjoys combining technical engineering with hands‑on facility problem solving and project leadership. You can troubleshoot mechanical systems, develop solutions, work effectively with contractors and operations teams, and manage facility projects from initial planning through successful completion.