Mechanical Piping Designer

About the role

At EXP, you will join the CAD team within the EXP Energy Services group based in Houston, Texas. You will work on designing, permitting, and constructing major energy projects, including high‑pressure oil and gas interstate pipelines and energy transition initiatives such as Carbon Capture and Sequestration, CO₂ pipelines, and hydrogen systems.

Responsibilities

• Produce AutoCAD Plant 3D pipeline‑related facilities: 3D modelling, P&IDs, ISOs, site/plot plans, plan and section drawings, general arrangements, BOMs.
• Produce CADWorx drawing production for pipeline‑related facilities: 3D modelling, P&IDs, ISOs, site/plot plans, plan and section drawings, general arrangements, BOMs.
• Coordinate with project teams to ensure timely delivery and compliance with requirements.
• Prioritize tasks and balance workload according to project needs.
• Work regularly with the CAD team to maintain consistency between engineering deliverables.
• Assist engineering, environmental, civil survey, permitting, and land groups to meet drafting needs.
• Ensure CAD data matches 100% with project GIS databases.
• Work with senior drafting technicians/CAD leads to establish SOPs and perform quality‑control checks.
• Occasional travel to other offices for team, client, and project interactions.
• Bonus: AutoCAD Civil 3D drawing production for pipeline projects (site‑specific crossing drawings, construction typicals, facility layout, mechanical drawings, as‑built alignment sheets, property sketches/plats, permit drawings).
• Bonus: Structural or concrete foundation design experience.
• Bonus: Electrical, instrumentation, or controls design experience.

Requirements

• Minimum of three (3) years of related professional experience.
• Experience working on interstate oil/gas pipeline projects is required.
• Understanding of AutoCAD Plant 3D for material specification, 3D modelling, P&IDs, ISOs, site/plot plans, plan/section drawings, general arrangements, BOMs.
• Understanding of CADWorx for 3D facility models, P&IDs, ISOs, site/plot plans, plan/section drawings, general arrangements, BOMs, and ability to train other CAD staff.
• Knowledge of integrating GIS data into CAD drawings to use the latest approved project data.
• Familiarity with AutoCAD Civil 3D for site‑specific crossing drawings, construction typicals, pipeline facility layouts, mechanical drawings, as‑built alignment sheets, property sketches/plats (a plus).
• Desired proficiency in building terrain models and generating profiles from civil survey and public data sources, preferably in both AutoCAD Civil 3D and ArcGIS.
• Basic ability to use ESRI ArcGIS Pro to review, compile, query, and export data for CAD drawings.
• Excellent verbal and written communication.
• Self‑motivation to research and recommend new and innovative technologies.
• Ability to perform assigned responsibilities with minimal supervision.
• Ability to establish and maintain effective working relationships and work in a team environment.
• Proficient knowledge of Microsoft Word, Excel, SharePoint, and Outlook.

About Us

EXP’s mission is to understand, innovate, partner, and deliver engineering, architecture, design, and consulting services for the world’s built and natural environments. The company’s heritage dates back to 1906, when the earliest predecessor firms began engineering infrastructure practice. Today, thousands of creative professionals across EXP collaborate to deliver extraordinary experiences year after year.

What Makes Us Different

The passion, enthusiasm, diversity, and industry‑leading capabilities of our employees define EXP. We are committed to providing a challenging work environment that fosters career growth, encourages creativity, and rewards excellence.