Mechanical Designer Process Piping & Facility Systems

Manassas, VA 20110

$35–$42/hour Temp-to-Perm Full-Time

Join a high-impact project at a cutting-edge manufacturing facility in Manassas. We’re seeking a skilled Mechanical Designer to support facility expansion and process optimization. This role combines on-site field verification with detailed CAD work, supporting system layouts, piping diagrams, and design documentation.

Key Responsibilities

Conduct regular site walks to verify field conditions and align design intent with implementation

Draft 2D design packages using AutoCAD, ensuring clarity, accuracy, and adherence to site standards

Update and produce process piping layouts, equipment plans, schematics, and P&IDs

Develop flow diagrams for HVAC, hydronics, and fire protection systems

Create detailed isometric views and custom installation details for field installation support

Coordinate with project engineers, coordinators, and construction teams

Conduct punch-list walks to ensure as-built implementation matches the design

Support drawing review, control, and drafting for vendor submittals and engineered systems

Participate in design change evaluations and product updates for cost or performance improvement

Requirements

3+ years of CAD drafting/design experience in process or mechanical systems

Strong proficiency in AutoCAD and mechanical drafting standards

Familiarity with piping layouts, P&IDs, equipment layouts, and field verification practices

Ability to interpret and update detailed engineering documentation

Strong communication and collaboration skills

Take your mechanical design career to the next level—apply now to join a forward-thinking team delivering cutting-edge facility solutions.