Assistant Mep Project Manager Jobs in Simpsonville, SC

SUMMARY

Ajax Building Company, part of the STO Building Group, is seeking an MEP Project Manager to support the planning and execution of complex mission critical (data center) construction projects. In this role, you will lead the coordination and delivery of mechanical, electrical, plumbing, and fire protection scopes, partnering closely with the overall Project Manager, field leadership, and trade partners.

This position is responsible for driving performance across MEP systems to ensure alignment with project schedules, budgets, and commissioning requirements. You will play a critical role in managing subcontractors, supporting technical coordination, and ensuring successful turnover of highly complex building systems. 

ESSENTIAL FUNCTIONS

• Support overall project execution with a primary focus on MEP systems, including coordination, procurement, installation, and commissioning.
• Manage MEP subcontractors and vendors, ensuring adherence to contract requirements, schedule milestones, and quality expectations.
• Partner with the Project Manager and Superintendent to integrate MEP scopes into the master project schedule and sequencing plan.
• Lead MEP coordination efforts with design teams, consultants, and trade partners, including participation in BIM/VDC coordination.
• Review and manage MEP shop drawings, RFIs, submittals, and procurement logs to ensure timely delivery of critical systems and equipment.
• Track and manage MEP-related costs, change orders, and budget impacts, working closely with project leadership to maintain financial performance.
• Support commissioning activities, including pre-functional and functional testing, issue resolution, and turnover documentation.
• Assist in identifying and mitigating risks related to MEP systems, including long-lead equipment, constructability challenges, and system integration.
• Maintain strong communication with internal teams, subcontractors, and stakeholders to ensure alignment and successful project delivery.

QUALIFICATIONS

• 5+ years of experience in construction project management with a strong focus on MEP scopes.

• Experience supporting mission critical / data center projects strongly preferred.

• Solid understanding of mechanical, electrical, plumbing, and fire protection systems, including coordination and commissioning processes.

• Experience working with MEP subcontractors, equipment procurement, and technical documentation.

• Bachelor's degree in Construction Management, Engineering, or related field preferred.

• Strong organizational, communication, and problem-solving skills, with the ability to operate effectively within a team-based project environment.

ABOUT AJAX

Founded in 1958, Ajax Building Company is a leading commercial contractor delivering complex, high-impact projects across the Southeast. Our work spans healthcare, K-12, higher education, justice, municipal, mission critical, and other institutional markets-giving our teams the opportunity to build projects that truly impact the communities they serve.

At Ajax, you'll find a collaborative, team-oriented culture where your contributions are valued, backed by the strength and stability of STO Building Group's $15B global platform. As we continue to grow, our employees take on meaningful responsibility, gain exposure to diverse and challenging work, and have clear paths for career advancement.

BENEFITS

The Company offers the following benefits for this position, subject to applicable eligibility requirements: Medical Insurance, Dental Insurance, Vision Insurance, Health Savings Account, Healthcare Flexible Spending Account, Dependent Care Flexible Spending Account, 401(k) retirement plan with employer match, Life & AD&D Insurance, Long-term Disability Insurance, Short-term Disability insurance, Critical Illness Insurance, Accident Insurance, Hospital Indemnity Insurance, Home & Auto Insurance, Family Support, Pre-tax Paid Parking/Public Transportation, Paid time off, Time Away Benefits, Paid Holidays, Group Legal, Employee Stock Purchase Plan, Identity Theft Protection, Pet Insurance, Employee Assistance Program 

EEO STATEMENT: 

The STO Building Group family of companies-Structure Tone, Structure Tone Southwest, Pavarini Construction Co., Pavarini McGovern, LF Driscoll, Govan Brown, Ajax Building Company, BCCI Construction, Layton Construction, Abbott Construction, and RC Andersen-includes over 4,000 employees located in offices throughout the US, Canada, UK, and Ireland. We provide a complete range of construction services, from site selection analysis, design constructability review and aesthetic enhancements to interior fit-outs, new building construction, and building infrastructure upgrades and modernization. Learn more about how we partner with our clients to imagine, execute, and realize their vision atstobuildinggroup.com. 

We are an equal opportunity employer.We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, and other legally protected characteristics.

What We Do: We build. From workplaces and hospitals to hotels and cultural centers. We build the amazing places that define communities. Our services span the full lifecycle of construction-starting with site evaluations and preconstruction through to commissioning, close-out, and beyond.
The STO Building Group family of companies-Structure Tone, Structure Tone Southwest, Pavarini Construction Co., Pavarini McGovern, LF Driscoll, Govan Brown, Ajax Building Company, BCCI Construction, Layton Construction, Abbott Construction, and RC Andersen-includes over 4,000 employees located in offices throughout the US, Canada, UK, and Ireland. We provide a complete range of construction services, from site selection analysis, design constructability review and aesthetic enhancements to interior fit-outs, new building construction, and building infrastructure upgrades and modernization. Learn more about how we partner with our clients to imagine, execute, and realize their vision at stobuildinggroup.com.