Senior Mechanical Project Manager

We are a privately held mechanical construction firm specializing in design-build HVAC and plumbing solutions for complex commercial projects across Southern California. Founded in 2015, we combine a highly experienced engineering team with full-lifecycle capabilities-including preconstruction, design, procurement, and field execution-to deliver efficient, high-quality building systems. Backed by rapid growth and a collaborative, detail-oriented team, we offer employees the opportunity to build impactful projects and advance their careers in a high-demand industry!Position OverviewWe are seeking a Senior Mechanical Project Manager to lead mechanical engineering projects from concept through commissioning. The role combines technical mechanical engineering expertise with project leadership: planning, budgeting, scheduling, procurement, construction oversight and stakeholder management. The successful candidate will ensure projects are delivered safely, on time, on budget and to required quality standards while coordinating cross-disciplinary teams and contractors.Key ResponsibilitiesLead mechanical project delivery including planning, design coordination, procurement, construction, testing and commissioning for large-scale industrial, commercial or infrastructure projects.Develop and maintain project schedules, budgets and resource plans; monitor progress and implement corrective actions to meet milestones and financial targets.Coordinate multidisciplinary teams (mechanical, civil, electrical, controls) and manage external contractors, vendors and consultants to ensure scope alignment and quality execution.Review and approve mechanical design drawings, specifications, calculations and equipment selections; ensure compliance with codes, standards and client requirements.Manage procurement and subcontracting activities including tendering, vendor evaluation, contracts, change orders and claims mitigation.Perform site supervision and construction management activities, including inspections, quality control, and resolving technical and logistical issues.Prepare and present regular project reports, progress updates and risk registers to senior management and clients; escalate issues as appropriate.Ensure HSE (health, safety and environment) requirements are integrated into project plans and that teams follow safety procedures and permit systems.Lead commissioning, start-up and handover activities, ensuring systems are tested, documented and meet performance criteria.Mentor and develop junior engineers and project staff, promoting best practices in project delivery and continuous improvement.QualificationsMinimum 5-8+ years of progressive experience in mechanical engineering and project managementProven experience managing construction or industrial projects (more than $5 million in scale) involving HVAC, piping, rotating equipment, pressure systems or process utilities.Strong knowledge of applicable codes and standards (ASME, ANSI, ISO, local building codes) and experience with design review and approval processes.Proficiency in project management tools (MS Project, Primavera or similar), engineering software and document control systems.Experience with procurement, contracts, change management and cost control; PMP or equivalent project management certification is a plus.Excellent leadership, communication and stakeholder management skills, with a track record of driving multidisciplinary teams to successful delivery.Demonstrated commitment to HSE practices and experience implementing safety plans on construction sites.Willingness to travel to project sites as required and to work in field conditions when necessary.BenefitsCompetitive Base Salary: $160,000 - $190,000 (depending on experience)Health, Medical, Dental PackagePlenty of PTO - you deserve work breaks!Work in Sunny Orange County on some awesome projects!