Mechanical Designer
On-Board Companies · Posted Nov 5, 2026
- Philadelphia, Pennsylvania, United States
- Full-time
- $40–$60 per hour
- 5+ years
The Mechanical Designer is responsible for developing and supporting mechanical and piping design deliverables for capital projects in operating chemical facilities.
Compensation
Compensation: $40 - $60/hr, depending on experience & qualifications
Responsibilities
- Create and revise equipment arrangements, piping plans, sections, isometrics, fabrication details, and general mechanical drawings.
- Develop practical piping routes using P&IDs, equipment data, line lists, piping specifications, vendor drawings, laser scans, and field measurements.
- Prepare drawing packages, bills of material (BOMs), material takeoffs (MTOs), and design documentation to support estimates, procurement, construction, and commissioning.
- Review and integrate vendor drawings and equipment requirements into site-based designs.
- Perform field walkdowns, collect dimensions, confirm tie-in locations, validate constructability, and incorporate redlines into as-built plant drawings.
Requirements
- High school diploma
- Associate degree in mechanical design, drafting, engineering technology, or a related field
- Nice to have: field installation of piping
- Nice to have: 3D computer-aided drafting
- Nice to have: laser-scan