Project Manager / Estimator

Project Manager / EstimatorCompany: Javelin Operations Location: Central U.S. (Hybrid / Travel as Required) Industry: Mission-Critical Mechanical Services / Industrial Mechanical SystemsPosition SummaryThe 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-ConstructionReview 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 systemsTemporary piping and hosesChemical treatment and passivation materialsEquipment rentals and logisticsPrepare client proposals, budgets, and bid submissions.Participate in pre-bid meetings and technical scope reviews with clients and general contractors.Project Management & ExecutionManage 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 CoordinationServe as a primary point of contact between Javelin Operations and project stakeholders.Coordinate project activities with:General contractorsMechanical contractorsCommissioning teamsWater treatment vendorsEquipment suppliersParticipate in project meetings and provide progress updates and schedule coordination.Technical & Quality OversightEnsure 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 ManagementTrack 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 & CollaborationWork 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 Qualifications5+ years experience in industrial mechanical construction or specialty mechanical servicesExperience in estimating and project managementAbility to interpret construction drawings, P&IDs, and mechanical specificationsStrong organizational and project coordination skillsProficiency with Excel and construction estimating toolsExcellent communication and client coordination skillsPreferred ExperienceData center construction or commissioning environmentsMechanical flushing and passivation operationsProcess piping systems (carbon steel or stainless)Chemical cleaning or water treatment systemsTemporary pumping and filtration systemsMission-critical mechanical infrastructureKey CompetenciesEstimating and cost analysisProject planning and schedulingMechanical systems knowledgeClient relationship managementContract and scope managementFinancial accountabilityProblem solving in field environmentsWork EnvironmentThis 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 OperationsJavelin 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.