Senior Mechanical Project Manager

Job Title: Sr. Process Piping Project Manager

Company: Loenbro, LLC
Business Unit/Department: Southwest - Mechanical/Structural
Location: Gilbert, AZ
Reports to: Area Manager
Employment Type: Full-Time
FLSA Classification: Exempt

About Loenbro

Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S. Our market spans all industries and our service offerings include Critical Electrical, Mechanical & Structural, Soft Crafts, Inspection, Underground Maintenance and Installation, and Fabrication. Our expertise lies in simplifying the complex and establishing long-standing relationships with our partners. We have a national presence but a local approach—every customer benefits from our capabilities and our care.

At Loenbro, we don’t just offer jobs—we build careers grounded in integrity, teamwork, excellence, and purpose. Join a team where your expertise is valued, your growth is supported, and your work helps maintain and enhance the critical infrastructure that powers communities across the nation.

Job Summary
The Senior Process Piping Project Manager is responsible for the overall planning, execution, and successful delivery of commercial and industrial construction projects, specifically overseeing our process piping scopes of work performed to ASME code (primarily B31.3 Process Piping). This role oversees all phases of a project, including budgeting, scheduling, procurement, resource allocation, subcontractor management, client relations, ASME code compliance and QA/QC coordination, and project closeout activities. The Project Manager is accountable for ensuring projects are completed safely, on schedule, within budget, and in accordance with ASME code requirements, quality standards, and contractual requirements.

Success in this role is demonstrated through strong leadership, effective communication, financial management, and the ability to proactively identify and resolve project challenges while maintaining positive relationships with clients, vendors, subcontractors, and project teams. The Process Piping Project Manager serves as the primary liaison between field operations, company leadership, and customers, ensuring successful project outcomes and customer satisfaction.

Essential Job Responsibilities

• Oversee large scale process piping construction projects from set up to close out, related to industries including power generation, industrial/process facilities, refining/chemical, mining, and semiconductor / mission critical, ensuring work is executed in accordance with applicable ASME piping codes.
• Responsible for recruiting, managing and leading teams of employees, including Assistant Project Managers, Project Engineers, and Project Coordinators.
• Ensure project execution complies with ASME B31.3 (Process Piping) and any other applicable ASME code requirements, from fabrication through field installation.
• Coordinate with QA/QC and third-party inspection on weld procedure qualification (WPS/PQR), welder certification, NDE, PWHT, hydrostatic testing, and Positive Material Identification (PMI) for pressure piping systems.
• Review P&IDs, piping isometrics, and piping material specifications with the project team to support constructability, procurement, and fabrication/field installation sequencing.
• Supervises the daily work of employees.
• Verifies conformance of finished work product, including overseeing compliance with all contract requirements.
• Responsible for ensuring all safety and environmental requirements are met.
• Coordination of all labor, equipment, and subcontractor resources with Project subordinates and other Loenbro companies to ensure timely, cost-effective completion of project.
• Assures all employees within the team know and follow the company safety and work rules and policies.

Qualifications

Required:

• Minimum of 8 years of experience managing industrial or commercial construction projects.
• Minimum of 5 years of experience as a Project Manager in the Mechanical field, with direct experience managing process piping scopes.
• Working knowledge of ASME B31.3 (Process Piping) and ASME Section IX (Welding and Brazing Qualifications).
• Experience coordinating QA/QC and inspection activities for pressure piping, including WPS/PQR, welder qualification, NDE, and hydrostatic testing.
• Ability to read and interpret P&IDs, piping isometrics, and piping specifications.

Preferred:

• Experience with HCSS Heavy Job or similar job costing program.
• Experience with P6 or similar scheduling software.
• Experience with Viewpoint or similar account software.
• Experience with Heavy Bid or similar estimating software.
• Experience coordinating pipe fabrication/spool shop activities in support of field installation.
• AWS CWI (Certified Welding Inspector) or similar welding inspection credential.
• Proficient with all Microsoft Office products.
• Completion of OSHA or equivalent safety training.
• Ability to travel.
• Driver’s license with a clean driving record.
• Engineering or Construction Management Degree preferred.

Physical Demands and Work Environment

The physical demands and work environment described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

Work Environment:

• Potential exposure to extreme cold and hot temperatures.
• Manufacturing, pipeline, and refining environment.
• Fit and move in confined spaces including tanks and vessels.
• Limited working surfaces.
• Exposure to noise above 85 decibels and intense odors.
• Exposure to areas with limited visibility.

Benefits

Loenbro offers a competitive salary, comprehensive benefits package, and rewards to those who join our team:

• Medical, dental, and vision insurance
• 401(k) retirement plan with company match
• Paid time off (PTO)
• Life and disability insurance
• Professional development and training opportunities
• Employee assistance program (EAP)

Benefits eligibility may vary based on employment classification and hours worked.

Guided by Core Values (LEAD), grounded in grit and a commitment to excellence, Loenbro betters our families, customers, and local communities. If you’re ready to be part of a company that LEADS by:

• Living with Integrity
• Exceeding Expectations
• Acting with Urgency
• Delivering Excellence

…we want to hear from you.

Loenbro is an Equal Opportunity Employer