Project Manager / Estimator
Company: Javelin Operations
Location: Central U.S. (Hybrid / Travel as Required)
Industry: Mission-Critical Mechanical Services / Industrial Mechanical Systems
Position Summary
The Project Manager / Estimator at Javelin Operations is responsible for both pre-construction estimating and full lifecycle project management for specialty mechanical services including mechanical flushing, chemical cleaning, passivation, and process system support for mission-critical and industrial facilities.
This role combines technical estimating, client coordination, and operational leadership to ensure projects are competitively bid, properly planned, and successfully executed in the field.
The Project Manager / Estimator works closely with field superintendents, clients, general contractors, and commissioning teams to deliver projects safely, on schedule, and within budget.
Key ResponsibilitiesEstimating & Pre-Construction
- Review project drawings, specifications, and scopes of work to develop accurate cost estimates and proposals.
- Prepare detailed estimates for labor, equipment, materials, and subcontractors.
- Develop technical scopes and execution strategies for flushing, passivation, and system cleaning activities.
- Coordinate with vendors to obtain pricing for:
- Pumps and filtration systems
- Temporary piping and hoses
- Chemical treatment and passivation materials
- Equipment rentals and logistics
- Prepare client proposals, budgets, and bid submissions.
- Participate in pre-bid meetings and technical scope reviews with clients and general contractors.
Project Management & Execution
- Manage projects from contract award through final completion.
- Develop and maintain project schedules, budgets, and execution plans.
- Coordinate mobilization planning including equipment, materials, and field staffing.
- Work closely with field superintendents and foremen to ensure efficient project execution.
- Track project costs, productivity, and financial performance.
Client & Contractor Coordination
- Serve as a primary point of contact between Javelin Operations and project stakeholders.
- Coordinate project activities with:
- General contractors
- Mechanical contractors
- Commissioning teams
- Water treatment vendors
- Equipment suppliers
- Participate in project meetings and provide progress updates and schedule coordination.
Technical & Quality Oversight
- Ensure field execution meets project specifications and industry standards.
- Support development of flushing plans, temporary piping diagrams, and system cleaning procedures.
- Monitor testing, documentation, and quality control requirements.
- Ensure proper documentation for system turnover and project closeout.
Financial Management
- Track project budgets and ensure projects meet target margin goals.
- Manage change orders and scope adjustments.
- Review invoices, vendor costs, and project financial reports.
- Support company leadership with project forecasting and reporting.
Leadership & Collaboration
- Work closely with field leadership and operations management to ensure project success.
- Support planning of manpower and equipment resources across multiple projects.
- Promote a culture of safety, accountability, and operational excellence.
Required Qualifications
- 5+ years experience in industrial mechanical construction or specialty mechanical services
- Experience in estimating and project management
- Ability to interpret construction drawings, P&IDs, and mechanical specifications
- Strong organizational and project coordination skills
- Proficiency with Excel and construction estimating tools
- Excellent communication and client coordination skills
Preferred Experience
- Data center construction or commissioning environments
- Mechanical flushing and passivation operations
- Process piping systems (carbon steel or stainless)
- Chemical cleaning or water treatment systems
- Temporary pumping and filtration systems
- Mission-critical mechanical infrastructure
Key Competencies
- Estimating and cost analysis
- Project planning and scheduling
- Mechanical systems knowledge
- Client relationship management
- Contract and scope management
- Financial accountability
- Problem solving in field environments
Work Environment
This role requires a combination of office-based estimating work and travel to project sites across the United States. Work environments include active construction sites, industrial facilities, and mission-critical data center projects.
About Javelin Operations
Javelin Operations is a specialized mechanical services company supporting mission-critical infrastructure and industrial facilities. Our services include mechanical flushing, chemical cleaning, passivation, and process system support for high-performance mechanical systems.
Our team works with leading contractors, owners, and commissioning teams to ensure critical systems are clean, operational, and ready for service.
