Mechanical Designer II

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.

Quanta Power Solutions is seeking a skilled Mechanical Designer II to support the development of mechanical layouts, 3D models, and construction drawings for power generation, renewable energy, battery energy storage systems (BESS), data centers, substations, transmission, and industrial infrastructure projects. This role is responsible for independently executing design assignments, developing detailed mechanical deliverables, and coordinating with engineering teams to support EPC project execution from concept through construction.

The ideal candidate will have experience in industrial or power facility design, strong proficiency in CAD and 3D modeling tools, and the ability to work with minimal supervision while supporting complex multidisciplinary projects.

Mechanical Design & Drafting

• Develop and revise mechanical design deliverables for power generation, renewable energy, BESS, data center, and industrial infrastructure projects.

• Prepare and update:

• Equipment layouts and general arrangement drawings

• Piping layouts and routing drawings

• Isometric drawings

• Mechanical details and fabrication drawings

• Equipment arrangement plans

• Construction and installation drawings Support design of mechanical systems including:

• Piping systems

• HVAC systems

• Cooling water and auxiliary systems

• Fuel gas and utility systems

• Balance of Plant (BOP) equipment Incorporate engineering markups, redlines, and design revisions into final deliverables.

3D Modeling & Design Coordination

• Develop and maintain 3D models using project specifications and engineering input.

• Perform model updates and coordinate design changes across disciplines.

• Assist with clash detection and model coordination efforts.

• Integrate vendor equipment models into project designs.

• Ensure adherence to company CAD standards and project-specific requirements.

Project Execution Support

• Support projects through conceptual design, detailed engineering, and construction phases.

• Develop material take-offs (MTOs) and quantity estimates for engineering support.

• Track assigned deliverables and ensure deadlines are met.

• Assist in preparation of construction packages and technical documentation.

• Support document control and drawing management activities.

Multidisciplinary Coordination

• Coordinate with mechanical engineers, civil, structural, electrical, and instrumentation teams.

• Participate in design review and coordination meetings.

• Identify and resolve design conflicts across disciplines.

• Support integration of mechanical systems into overall facility layouts.

Construction & Field Support

• Assist with field verification activities and site visits as required.

• Support responses to Requests for Information (RFIs) under engineer direction.

• Update drawings based on field conditions and construction feedback.

• Assist with as-built drawing development and project closeout documentation.

Quality & Standards

• Follow company drafting standards, project specifications, and engineering procedures.

• Perform quality checks on drawings and models for accuracy and completeness.

• Support continuous improvement in drafting workflows and design practices.

• Maintain organized and accurate project files and documentation.

Education & Experience

• Associate degree or technical diploma in Drafting, Engineering Technology, Mechanical Design, or related field preferred.

• Minimum 3-5 years of mechanical design/drafting experience.

• Experience in power generation, EPC, industrial, manufacturing, or infrastructure projects preferred.

Technical Skills

• Strong knowledge of:

• Mechanical drafting principles

• Piping systems and layouts

• HVAC and industrial mechanical systems

• Construction documentation practices Proficiency with:

• AutoCAD

• Revit

• Microsoft Office Suite (Word, Excel, Outlook) Experience with Plant 3D, Navisworks, or other 3D modeling tools preferred Understanding of BIM workflows and multidisciplinary coordination…