Mechanical Project Manager

About You: We are looking for a Mechanical Project Manager to join our growing team in St. Louis (Richmond Heights). You will be responsible for taking ownership of mechanical scopes from post-design through construction and startup. The ideal candidate is a proactive problem solver who thrives in a  collaborative environment and brings both technical knowledge and a practical mindset to each project.  A Day in the Life: Take ownership of mechanical scopes from post-design through construction and startup Review subcontractor bids and proposals to confirm scope completeness, identify gaps, and ensure alignment with project requirements Review mechanical submittals and shop drawings for accuracy, completeness, and compliance with contract documents Track equipment procurement, submittals, and fabrication status to ensure timely delivery Coordinate with vendors and subcontractors to resolve issues and prevent schedule impacts Visit project sites as needed to verify installations align with design intent, plans, and company quality standards Manage RFIs, submittals, and change orders throughout the construction phase Coordinate with internal teams, field personnel, and project stakeholders keep projects moving efficiently Participate in project meetings and provide clear updates on status, risks, and next steps for mechanical scopes Support field quality control and assist with inspections to ensure proper installation Assist with preconstruction and estimating efforts as needed (not a primary responsibility) Manage multiple projects simultaneously while maintaining strong organization, responsiveness, and attention to detail Necessary Qualifications: 3-5+ years of project management experience in mechanical construction, MEP, HVAC, piping, or related commercial/industrial project environments Strong working knowledge of mechanical systems, construction processes, and equipment procurement Ability to review bids, submittals, and installation work Experience coordinating with subcontractors, vendors, and field teams in a fast-paced environment Highly responsive, communicative, detail-oriented, and comfortable taking ownership of project execution Proficiency with construction/project management tools such as Procore, Bluebeam, and Microsoft Project preferred Bachelor’s degree in Mechanical Engineering, Construction Management, or a related field Ability to travel to project sites nationwide as needed What We Can Offer You: We are committed to taking care of our greatest asset – our team. Our best-in-class benefits and superior compensation are what set us apart from the competition and continue to attract top industry talent. Industry-leading performance-based bonus program 100% employer-funded ESOP to all associates Traditional and Roth 401k Tuition reimbursement for associates Scholarship for associates’ children up to $28,000 per child 1-month paid sabbatical after every five years of employment, plus $5,000 for travel 1-week paid volunteer leave each year & 100% charitable match Medical, dental, and vision insurance coverage 3 weeks of vacation 100% paid 12-week maternity leave MAKE YOUR MOVE We are proud to be one of the fastest-growing, privately-owned companies in America, celebrating over 30 years of experience as design-build experts. We have completed over 7,500 design-build projects nationwide. We ranked #9 on ENR’s Design-Build Firms list and #34 on ENR's Top 400 Contractors list of 2026. Most importantly, our clients like us, trust us, and want to do business with us. We are looking for people with the same enthusiasm, passion, and respect for the hard work that brought us to where we are today. Are you a person who can make a difference at ARCO? If the answer is “Yes!” we look forward to meeting you. ARCO does not accept unsolicited resumes from individual recruiters or third-party recruiting agencies without pre-approval from ARCO’s Human Resources team. Pre-approval is required before any external candidate can be submitted. ARCO will not be responsible for fees related to unsolicited resumes and for candidates who are sent directly to our hiring managers. Agencies must have a fully executed vendor agreement in place as well as written approval to submit candidates from an ARCO TA Manager for a specific position before submitting candidates. LEGAL DISCLAIMER EOE, including disability/vets