Pipeline and Facilities Design Engineer

Tetra Tech Inc. is currently seeking a Pipeline and Facilities Design Engineerin Billings, MT.

At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world. For over 60 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting‑edge solutions in water, environment, energy, and international development.

Our work has improved more than 625 million lives around the world.

Join Tetra Tech to make a real difference. Our work leverages cutting‑edge technologies, advanced analytics, and the expertise of world‑class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy.

This position provides engineering support for pipeline, pump station, and terminal/tank projects nationwide. A successful candidate will bring design engineering and technical expertise to a team of established engineering consultants with a proven track record in the Oil & Gas Industry.

You will participate in a multi‑disciplinary project team in a lead role.

• Performs duties under general direction of the project engineer or project manager.
• Communicates and coordinates with internal project team and project lead.
• Shows proven sound judgment and initiative in the interpretation of industry standards and client standards, and in the planning and execution of important projects.
• Assigns and reviews the work of subordinate engineers and project support staff.
• Supports the lead engineer on decisions and recommendations on technical matters related to the scope, schedule and overall cost of the project.
• Reliable, punctual and available to support the needs of the project, including meetings with other times zones.
• Develops and recommends improvements in design standards and design workflows.
• Pipe routing and overall facility site layout.
• Process Flow Diagram (PFD) and P&t.
• Development of project design drawings including 30%, 60%, 90% and Issued for Bid (IFB) and Issued for Construction (IFC)
• Hydraulic calculations, line sizing, pipe material grade and wall thickness selection, and Maximum Allowable Operating Pressure (MAOP) calculations
• Develop detailed designs of pipelines, compressor/pump stations, and other facilities‑related projects.
• Detailed engineering and design for both greenfield sites and the upgrade, modification, and expansion of existing infrastructure (brownfield).
• Conducting field investigations and gathering applicable data to support the project design
• Oversees equipment specification and sizing, including pumps, motors, metering, sampling, storage tanks, relief valves, pipe, valves, and fittings.
• Participate in internal design reviews and client design reviews.
• Supports development of project scopes of work, engineering design basis documentation, and construction bid packages.
• Supports coordination and expediting, as necessary, for project procurement activities, including the review and approval of equipment and material engineering specifications and technical data sheets, Request for Quotation (“RFQ”) and Request for Purchase (“RFP”) packages, coordinating responses to vendor clarification requests, evaluating vendor proposals, and overseeing the selection of equipment and materials that meets the project design requirements.
• Incorporate compliance and permitting inputs into project designs.

• B.S. in ABET accredited Engineering program (3 - 6+ years of relevant experience).
• Successful completion of the Fundamentals of Engineering Exam (FE) preferred.
• PE licensure preferred, or willingness and ability to attain PE licensure.
• NCEES record preferred or willingness to attain.
• Experience in the Midstream Oil & Gas industry preferred.
• Experience with applicable engineering standards (ASME B31.4, ASME B31.8, etc.) and Industry standards and regulations (CFR 192 and CFR 195, NACE, etc.) preferred.
• Strong teamwork and interpersonal skills required.
• Strong written and verbal…