Senior Mechanical Engineer
Symbiotic Corp.
Senior Mechanical EngineerSymbiotic Services is seeking a Senior Mechanical Engineer to support complex industrial and commercial projects within a design-build environment. This role combines technical design expertise with project execution. Core Focus Lead mechanical system design (HVAC, piping, ventilation) Translate client needs into practical, cost-effective solutions Support execution alongside project managers and field teams Drive quality, efficiency, and constructability Key Responsibilities Design and engineer HVAC, piping, and ventilation systems Develop drawings, specifications, and calculations Collaborate with project managers on budget and schedule alignment Interface with clients to present technical solutions Support installation and commissioning Ensure compliance with codes and standards Contribute to process improvements and standardization Qualifications Strong background in mechanical engineering (HVAC/piping preferred) Experience in industrial or commercial environments Ability to work in a fast-paced design-build setting Strong communication skills across technical and non-technical teams Practical, solutions-oriented mindset Additional Context Strong collaboration required between engineering and project management Ideal candidates design with construction in mind
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- ...Senior Mechanical EngineerAt HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and... ...ourselves: What is our impact on the world?We believe building engineering is more than systems and structures, it's about powering...SeniorContract work
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$146.4k - $219.6k
...Sr Mechanical DesignerAt Henderson, we're about more than just buildings. We're about the... ...prepares design documents and performs engineering calculations in coordination with project... ...problems and train, mentor and provide senior leadership to design staff which may include...SeniorFor contractorsCasual workWork at office$110k - $130k
...Senior Mechanical Design EngineerAt Intramotev, we are dedicated to revolutionizing the freight industry by liberating tons of freight from... ...us.Role OverviewWe are seeking a Senior Mechanical Design Engineer to own detailed mechanical design across two adjacent domains...SeniorFull timeWork experience placementRelocation packageFlexible hoursShift work- Jacobs is seeking a Mechanical Engineer with strong HVAC design experience to develop conceptual designs, equipment plans, and BMS control philosophies for multi‑discipline building projects. You will perform load calculations, create airflow diagrams, and help manage project...Senior
- Ameren Missouri is seeking a Mechanical Engineer to perform studies, design, specification development, construction, and commissioning for new natural gas power centers. Role may support other facilities, with long or non-standard hours and travel to project sites. Reports...Senior
- ...turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across... ..., and construction. The Role We Want You For The Senior Mechanical Engineer will lead the mechanical design of projects, provide...SeniorFor contractorsCasual workLocal areaFlexible hours
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- Donohue & Associates in St. Louis, Missouri is seeking a Mechanical HVAC/Plumbing Engineer to join their multi-disciplinary team. In this role, you'll be responsible for designing HVAC and plumbing systems for various municipalities and industrial clients across the Midwest...Senior
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- A leading design firm is seeking a licensed Engineer to perform HVAC system design and project management. This role is fully remote but prefers candidates near major U.S. cities. The ideal candidate has 6+ years of experience, a relevant engineering degree, and proficiency...SeniorRemote jobFlexible hours
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$110k - $180k
Hiring for both Project Manager and Senior Project Manager (Mid-Level and Senior Candidates Encouraged to Apply) *Mechanical background is strongly preferred* Location : St... ...established, full-service mechanical construction / Engineering firm is adding a Project Manager or Senior...SeniorContract workFor contractors$250k
...Maintenance and Reliability Hub Team, supporting the Area Operations Teams, providing technical engineering support and SME recommendations for all rotating machinery and mechanical equipment utilized within the facilities in the area. Why Messer? Messer is the world’s...SeniorFull timeFor contractorsNight shift$115k - $160k
...learn more. Base pay range $115,000.00/yr - $160,000.00/yr Senior Project Manager (Mechanical/Industrial Construction) Hybrid Salary: $115,000 - $160... ...an award-winning Mechanical/Industrial Construction & Engineering firm, servicing clients throughout the US. We set the...SeniorFor contractorsFor subcontractorLocal areaFlexible hours- ...Sr. Mechanical Engineer Saint Louis, MO Full-time Description As a Mechanical Engineer, you will play a critical role in designing and implementing complex industrial process systems or power utility systems. You will have advanced skills in the following areas: problem...SeniorPermanent employmentFull timeTemporary workFor contractorsWork experience placementH1bWork at office
- ...Description This individual will provide project management and mechanical (HVAC) design services on a variety of building projects.... ...candidate will have a degree in Architectural or Mechanical Engineering, Professional Registration, and at least 5 or more years of...SeniorCasual workFlexible hours
- ...turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across... ..., and construction. The Role We Want You For The Senior Mechanical Engineer will lead the mechanical design of projects, provide...SeniorFor contractorsCasual workLocal areaFlexible hours
- ...CRB is a leading provider of sustainable Engineering, Architecture, Construction and... ...Job Description We are seeking a Senior Process Engineer with deep expertise in... ...Qualifications ~ Bachelor’s degree in Chemical, Mechanical, or Process Engineering (ABET-accredited...Senior
- ...sounds like you, then you should mull over a career with Mullins Mechanical. We are looking for an experienced Project Manager to join... ...in project management or BS/BA degree in Building Science, Engineering, Construction Management, or another related field PMP,...SeniorContract workFor contractorsWork experience placementFor subcontractorRelocation
$77.89k - $119k
...Mechanical Design EngineerThis role offers a hybrid work arrangement. You'll spend three days a week in the office, giving you the flexibility... ...offer you the opportunity to work with multi-disciplined engineering and design project teams in developing mechanical physical...SeniorHourly payWork at officeLocal areaRemote work3 days per week- Clayco is seeking a Mechanical Preconstruction Manager in St. Louis, MO, to handle all aspects of preconstruction for mechanical systems. This critical role involves preparing detailed cost estimates, coordinating scopes with other trades, and interacting with various...Senior
- ...Process-Mechanical EngineerOur Process-Mechanical Engineer position offers an exciting opportunity for the selected candidate to be part of Donohue & Associates, a firm with national water/wastewater expertise in a small company environment. We are seeking an experienced...
- A construction and engineering firm located in St. Louis, Missouri, seeks a Senior Mechanical Estimator to develop accurate cost estimates for mechanical systems across complex projects. Candidates should have at least 7 years of experience in mechanical estimating within...SeniorFull time
- A mechanical contracting firm in St. Louis seeks an experienced Mechanical Estimator to ensure accurate and detailed project estimates. The role requires 5+ years in HVAC and piping, strong communication, and problem-solving skills. A successful candidate will possess...Senior
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