UNKNOWN

FEED

You will work with preconstruction, general contractors, trade partners, sub-consultants and field operations, leading a team of engineers or working on your own, and you are responsible for delivering design assignments on time and on budget while meeting client contracts. Mission-Critical Design: Lead mechanical design for data center cooling systems: chilled water plants, air- and water-cooled chillers, CRAH/CRAC units and fan walls, economizers, and hot/cold aisle containment.

National Design Build Services

Lead Engineer - Mechanical Design Build

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Supporting a healthcare-focused MEP team, this role contributes to coordinated building systems work while advancing high-performance, energy-efficient design aligned with MEP2050 and AIA2030. Louis, MO, to lead design efforts as a project manager or lead engineer for low to moderate complexity projects and support the delivery of larger and high complexity work with senior staff.

IMEG Corp

Mechanical Project Engineer | St. Louis, MO

The role includes working within project budgets, training and mentoring, and cross-functional collaboration, while supporting healthcare and MEP work and advancing high-performance, energy-efficient design aligned with MEP2050 and AIA2030. · Recent work includes SRHC MRI Addition, Healthcare; Saint Luke's South 3rd Floor Patient Rooms, Healthcare; and Med Plaza 1 /Kansas City / Electrical Upgrades, Healthcare.

IMEG Consultants

Senior Mechanical Engineer | Kansas City, MO

Typical tasks and deliverables that are executed by or under the supervision of the Mechanical Engineer IV include site selection, master planning, commissioning and startup, load calculations, utility assessments, energy modeling, design reports, code evaluations, plans, P&IDs, schedules, HAZOP reviews, installation details, equipment and system selection and specification, and coordination with manufacturers and trade partners. This position is responsible for overseeing the Mechanical discipline scope of work and managing the discipline budget on all project phases, sizes and levels of complexity, and coordinating with internal and external architects and engineers, as well as clients, construction managers, subcontractors, vendors and manufacturers.

CRB Group, Inc

Mechanical Engineer IV - Life Sciences

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The role includes working within project budgets, training and mentoring, and cross-functional collaboration, while supporting healthcare and MEP work and advancing high-performance, energy-efficient design aligned with MEP2050 and AIA2030. Recent work includes SRHC MRI Addition, Healthcare; Saint Luke's South 3rd Floor Patient Rooms, Healthcare; and Med Plaza 1 /Kansas City / Electrical Upgrades, Healthcare.

We are seeking a highly experienced and technically proficient Mechanical Engineer IV to lead the design and engineering of HVAC and mechanical utility systems across complex, multidisciplinary projects. This position requires deep knowledge of mechanical systems, strong coordination skills, and the ability to interface with clients, architects, engineers, construction managers, vendors, and trade partners.

Senior Mechanical Engineer

You will own the day-to-day mechanical design on assigned projects: running calculations, selecting equipment, developing drawings and models, and coordinating with other disciplines, so design becomes complete, accurate construction documents. The Senior Engineer supports the Lead Engineer on data centers, mission-critical facilities and large industrial plants delivered through design-build and design-assist.

Kelso Industries

Senior Engineer - Mechanical Design

GreenHouseAPI

OTHER

GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. You will also participate in planning, cost development scheduling and coordination with utilities, communication systems, structures, machines, equipment and processes.

Gpac’s mission is to be the preferred staffing and recruitment solution by effectively delivering and connecting talent with successful companies and organizations. 
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Our team, with collective experience of over 250 years, is passionate about wh

Gpac

Mechanical Engineer

LogicMelon

With $8.1 billion in revenue for 2025, Clayco specializes in the ''art and science of building,'' providing fast track, efficient solutions for mission critical, industrial, life sciences, power & energy, aviation, commercial, institutional, residential and sports & entertainment related building projects. As the Project Engineer (Mechanical Procurement), you will support the CDC team in developing competitive HVAC/mechanical estimates and procurement plans, sourcing equipment and materials, and building relationships with manufacturers, reps, and subcontract partners.

Clayco Inc

Project Engineer Mechanical Procurement

CRB Group, Inc.

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good. Performing construction assistance in the form of submittal reviews, RFI responses, and field visits to verify construction of Mechanical / Utilities scope is executed per the intent of the design and assisting in start-up of systems when required.

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Jacobs Solutions Inc

Mechanical Engineer - Federal

Summary : We are looking for a Senior Mechanical Engineer to join our team and take a lead role in the design of mechanical systems for commercial, healthcare, higher education, industrial, and other building projects. This role will work closely with clients, architects, contractors, estimating, and construction teams in a design-build and design-assist environment.

Career Collective

Sr. Mechanical Engineer

This position combines facility engineering, mechanical systems expertise, and project management, with responsibility for capital improvements, renovations, equipment upgrades, and ongoing facility operations. You can troubleshoot mechanical systems, develop solutions, work effectively with contractors and operations teams, and manage facility projects from initial planning through successful completion.

TCWGlobal

Mechanical Engineer II – Facilities & Capital Projects

The client is seeking a talented Mechanical Engineer to join a dynamic team specializing in the design of mechanical systems for healthcare, higher education, civic, and commercial projects . Bachelors degree in Architectural or Mechanical Engineering from an ABET-accredited program.

Highspeed Staffing

Design HVAC and mechanical systems (air distribution, hydronic systems, central plant connections, pressurization, and related medical gas interfaces), including load calculations, equipment sizing, layouts, narratives, drawings, and specifications. The Mechanical Project Engineer - Healthcare leads project‑level mechanical design and coordination for hospitals, ambulatory care, behavioral health/recovery centers, and medical office facilities across the Midwest.

Farnsworth Group

Mechanical Project Engineer - Healthcare

The ideal candidate will be responsible for the design of various HVAC mechanical systems and have the opportunity to work on a variety of commercial, institutional, and mixed-use projects. EIT or PE license is highly preferred, but non-licensed candidates will be considered for Designer positions.

Mechanical Engineer; St. Louis, MO

Any unsolicited resumes, including those submitted to hiring managers or other business leaders, will become the property of WSP and WSP will have the right to hire that candidate without reservation - no fee or other compensation will be owed or paid to the recruiter, employment agency, or other staffing service. As a technical leader, you will play a key role in delivering innovative mechanical solutions, managing complex projects, supporting client relationships, and mentoring engineering staff.

WSP Global Inc

Lead Mechanical Engineer - Buildings

WSP USA is providing the compensation range that the company in good faith believes it might pay and offer for this position, based on the successful applicant's education, experience, knowledge, skills, abilities in addition to internal equity and specific geographic location. Any unsolicited resumes, including those submitted to hiring managers or other business leaders, will become the property of WSP and WSP will have the right to hire that candidate without reservation - no fee or other compensation will be owed or paid to the recruiter, employment agency, or other staffing service.

Hvac Engineer Jobs in Missouri

Lead Engineer - Mechanical Design Build National Design Build Services

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Senior Mechanical Engineer | Kansas City, MO IMEG Consultants

Mechanical Engineer IV - Life Sciences CRB Group, Inc

Mechanical Project Engineer | St. Louis, MO IMEG Consultants

Senior Mechanical Engineer | Kansas City, MO IMEG Corp

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Mechanical Engineer Gpac

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Mechanical Engineer IV - Life Sciences CRB Group, Inc.

Mechanical Engineer - Federal Jacobs Solutions Inc

Sr. Mechanical Engineer Career Collective

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Mechanical Engineer Highspeed Staffing

Senior Engineer - Mechanical Design National Design Build Services

Mechanical Project Engineer - Healthcare Farnsworth Group

Mechanical Engineer; St. Louis, MO Career Collective

Lead Mechanical Engineer - Buildings WSP Global Inc

Early Career Mechanical Engineer - Buildings WSP Global Inc

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