Mechanical Project Manager (Onsite) - St Louis

Socket.dev; Carrollton (GA); On-site; USD 85,000 - 130,000; Full time

Job summary

Kelso Industries is seeking a Project Manager to lead on-site mechanical construction projects, coordinating subcontractors and vendors to meet schedules and quality standards. The role emphasizes HVAC systems knowledge, client relations, and profitability management, with substantial travel and flexible hours.

You will manage RFIs, submittals, change orders, and cost controls while maintaining safety and compliance.

Qualifications

• Minimum 5 years’ experience in project management or equivalent.
• Proven experience in Construction Management or related field.
• B.S. in Construction Management or Mechanical Engineering is a plus.
• Knowledge of HVAC and piping systems, building products, construction details and relevant standards.
• Familiarity with construction management software packages and solid computer skills.
• Self-motivated with excellent time and project management skills.
• Ability to meet deadlines while multitasking and prioritizing
• OSHA 30 certification is a plus and will be required upon hiring.
• Strong communication skills, both written and oral.
• Ability to lift up to 50 lbs and work in a construction environment.

Responsibilities

• Oversee mechanical construction projects from conception to completion.
• Coordinate with subcontractors and equipment vendors.
• Develop and manage submittals, RFIs, change orders, and billings.
• Establish project cost control centers for tracking materials, labor, and subcontracts.
• Inspect jobsite for safety, quality, and contract compliance.
• Ensure timely completion and customer satisfaction.
• Communicate with customers, owners, and field staff; adapt to changes.
• Flex to work outside normal hours and travel domestically.

Skills

Project management

Construction management

HVAC knowledge

Client relations

Scheduling & planning

OSHA 30 certification

Education

B.S. in Construction Management

B.S. in Mechanical Engineering (optional)

Tools

CM software

Job description

Together We Build – Partnership, Innovation, Excellence, and Safety

At Kelso Industries, 4,000+ employees across 40+ companies work together to deliver exceptional HVAC, mechanical, plumbing, refrigeration, and electrical solutions nationwide. Join us to grow your career, make an impact, and be part of a team where innovation, excellence, and safety come first.

Job Description

Project Manager will be responsible for planning, directing and coordinating work performed by our subcontractors on site to ensure that construction schedules are met and that our customers receive the quality and workmanship we demand in our finished projects. Must be familiar with HVAC systems of all types. Must be capable of maintaining excellent client relationships while maintaining project profitability.

Travel Required: 40% +

Responsibilities

• Adhering to and upholding NDBS Core Values: Safety, we answer our phone, Always Innovating, Collaborative Partnerships, Reputation, and entrepreneurship.
• Managing and coordinating mechanical construction projects from conception to completion
• Fully understanding all projects in-depth, enabling yourself to: order materials/equipment, issue subcontracts, develop billings, complete and manage RFIs and change orders, as well as prepare/review submittals etc. You must be able to ensure all project team members are fully informed of this information
• Maintaining a working knowledge of general conditions, work scope and specifications of project contract/subcontract
• Planning ahead to prevent problems and resolve any emerging issues before they become a problem
• Establish project cost control centers for tracking of equipment, material, labor, subcontracts and miscellaneous costs
• Manage large jobs with minimal supervision
• Procure and manage project subcontractors and equipment vendors
• Inspect the jobsite on a regular basis for contract compliance, workmanship, and safety
• Timely completion of assigned projects and customer satisfaction
• Communication with customers and their representatives, building owners, subcontractors and field support staff
• Flexibility to work outside normal work hours/weekends, as required
• Flexible domestic travel

Qualifications and Education Requirements

• Minimum 5 years’ experience in project management or equivalent required.
• Proven working experience in Construction Management or related field
• B.S. in Construction Management, Mechanical Engineering (or related field) is a plus
• Knowledge of HVAC and Piping Systems, building products, construction details/design and relevant rules, regulations and quality standards
• Familiarity with construction management software packages—overall strong computer skills
• Self-motivated with excellent time and project management skills
• Ability to work within an environment with deadlines while having to multi-task with changing priorities
• OSHA 30 certification is a plus and will be required upon hiring
• Ability to communicate with others both written and orally
• The position will require the ability to lift and carry 50 lbs., work in a construction environment with overhead reach, carry and use step ladders, extension ladders, power and hand tools of various types.

NDBS is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.

Why Join Kelso Industries?

Join us and be part of a team dedicated to creating efficient, sustainable, and high-performance environments that make a lasting impact across the industrial, commercial, and institutional sectors.

Here you will experience:

Growth Opportunities: Develop new skills, take on exciting challenges, and advance your career in meaningful ways.

Company Culture: You’ll thrive in an environment that supports your growth, values your contributions, and makes work fulfilling and enjoyable.

Impact: Your work directly contributes to meaningful outcomes, allowing you to see the difference you make and feel a sense of purpose every day.

Competitive Compensation & Benefits: You’ll be rewarded fairly for your contributions while enjoying perks that enhance your financial security, health, and overall well-being.

Kelso Industries celebrates diversity and is committed to creating an inclusive environment for all employees. We do not discriminate in any aspect of employment based on race, color, religion, national origin, ancestry, gender, sexual orientation, gender identity and/or expression, age, veteran status, disability, or any other characteristic protected by federal, state, or local employment discrimination laws where Kelso does business