Mechanical Designer, Sr

About Us Quanta Power Solutions brings together the industry-leading capabilities and resources of Quanta's operating companies to deliver complete EPC solutions. Our integrated approach spans power generation, battery energy storage, renewables, transmission, substation, and underground infrastructure — from concept to commissioning, we execute complex power infrastructure projects with the speed, certainty, and operational excellence our customers depend on. At Quanta Power Solutions, we are driven by a culture of safety, integrity, and disciplined execution — and we're building a team that shares that commitment. About this Role Quanta Power Solutions is seeking an experienced Senior Mechanical Designer to lead the development and coordination of mechanical design deliverables for EPC power generation, renewable energy, battery energy storage system (BESS), transmission, substation, and industrial infrastructure projects. This role serves as a senior technical resource responsible for producing complex mechanical designs, coordinating multidisciplinary engineering efforts, mentoring junior designers, and ensuring the delivery of high-quality construction packages.  The ideal candidate will have extensive experience in industrial mechanical design, piping systems, equipment layouts, and EPC project execution, with a strong understanding of constructability, industry standards, and engineering best practices. What You'll Do Mechanical Design & Project Execution   Lead the development of mechanical design packages for power generation, renewable energy, BESS, transmission, substation, and industrial infrastructure projects. • Develop and coordinate:  Equipment arrangement drawings   General arrangement plans   Mechanical equipment layouts   Piping layouts and routing   Pipe support details   Isometric drawings   Plot plans   Mechanical installation details   Utility and process piping systems • Create accurate and constructible design deliverables based on engineering calculations, specifications, and project requirements. • Support projects through conceptual design, detailed engineering, procurement, construction, and commissioning phases. • Perform field verification and incorporate existing conditions into project designs.   Technical Coordination   Coordinate closely with mechanical engineers, project managers, and multidisciplinary engineering teams.  Interface with civil, structural, process, electrical, instrumentation, and construction disciplines to ensure fully integrated designs.  Review vendor drawings, equipment submittals, and technical documentation for incorporation into project deliverables.  Identify and resolve design conflicts, constructability concerns, and interdisciplinary coordination issues.  Support material take-offs, equipment lists, and procurement packages.  Design Leadership & Mentorship   Provide technical leadership and mentorship to Mechanical Designer I, II, III, and IV team members.  Review design deliverables for quality, accuracy, consistency, and compliance with project requirements.  Assist in establishing and maintaining mechanical drafting standards, design procedures, and best practices.  Support training and development initiatives within the mechanical design team.  Promote continuous improvement and design excellence across projects.  Quality Assurance & Standards   Ensure designs comply with applicable industry codes, standards, and client specifications.  Participate in design reviews, constructability reviews, and interdisciplinary coordination meetings.  Support quality assurance and quality control processes for mechanical design deliverables.  Verify that project deliverables meet schedule, budget, and quality objectives.  Construction & Field Support   Conduct site visits, field investigations, and existing condition assessments.  Support construction activities by responding to Requests for Information (RFIs), reviewing field changes, and updating design documents.  Assist with startup, commissioning, and project closeout activities.  Review contractor markups and support preparation of as-built documentation.  What You'll Bring Education & Experience   Associate Degree in Engineering Technology, Mechanical Design, Computer-Aided Drafting (CAD), or related field preferred.  Bachelor’s Degree in Mechanical Engineering or Engineering Technology preferred.  Minimum 10+ years of relevant mechanical design experience.  Significant experience supporting EPC, power generation, renewable energy, transmission, substation, or industrial infrastructure projects.  Demonstrated experience leading complex mechanical design efforts and coordinating multidisciplinary projects.  Technical Skills   Advanced proficiency with:  AutoCAD   AutoCAD Plant 3D   Revit   Navisworks   Bluebeam   Microsoft Office Suite (Word, Excel, Outlook, PowerPoint) • Strong knowledge of:   Mechanical equipment layouts   Industrial piping systems   Pipe routing and supports   Plot plans and facility layouts   Mechanical installation practices   Construction sequencing and constructability   EPC project workflows and documentation standards • Familiarity with:   Piping stress analysis concepts   Laser scanning and point cloud modeling   3D design and clash detection workflows   Professional Skills   Strong leadership and mentoring capabilities.  Excellent organizational and project coordination skills.  Strong analytical and problem-solving abilities.  Excellent verbal, written, and presentation communication skills.  Ability to manage multiple priorities and deadlines simultaneously.  Ability to work independently and collaboratively within multidisciplinary teams.  Strong commitment to safety, quality, and engineering excellence.  Physical Requirements   Ability to sit, stand, or walk for extended periods.  Ability to travel p