Mechanical Engineer - Pipelines and Facilities

Atwell, LLC • Durango, CO

7h • $90,000 - $125,000

About The Position

Atwell, LLC is hiring a mid-level Mechanical Project Engineer, with a Professional Engineer (PE) preferred, to support oil and natural gas, CO₂, hydrogen, and RNG pipeline and facility projects. The role focuses on mechanical design and project execution for large pipeline systems and facilities, including meter stations, compressor stations, terminals, valve sites, and pigging facilities. The engineer will support projects from concept through construction and commissioning, coordinating across disciplines to deliver safe, compliant, and constructible solutions.

The position serves as a mechanical engineering lead or key contributor on pipeline and facility projects. It develops and owns mechanical design deliverables, performs or oversees engineering calculations and technical evaluations, supports facility layout and integration, and coordinates with clients, EPCs, vendors, regulators, and multidisciplinary teams. The role also provides technical guidance, mentors junior engineers and designers, contributes to mechanical standards and QA/QC, and may require travel to offices, vendor facilities, and jobsites.

Atwell describes itself as a privately owned consulting, engineering, and construction services company with more than 2,000 team members across more than 75 locations. The position offers a base pay range of $90,000–$125,000 plus an end-of-year bonus. Benefits include paid time off, paid parental leave, flexible schedules for some positions, bonuses, retirement matching, tuition assistance, licensing support, wellness reimbursement, medical, dental, vision, family planning and IVF benefits, pet insurance, and other financial and wellbeing programs.

Requirements

• Bachelor’s degree in Mechanical Engineering or a related discipline.
• Professional Engineer (PE) license required, or ability to obtain one promptly according to state requirements.
• Strong experience with piping design, facility mechanical systems, and field execution support.

Nice To Haves

• Professional Engineer (PE) license is preferred in the position snapshot, although the education/credentials section states that a license is required or must be obtained promptly.
• Familiarity with AutoCAD, Bluebeam, and Microsoft Office.
• Exposure to 3D tools such as Plant 3D, CADWorx, AVEVA, or similar.
• Consulting or EPC experience and comfort working to owner/operator standards.
• Experience supporting projects in operating facilities.

Responsibilities

• Lead or contribute as the mechanical engineering lead on pipeline and facility projects, including meter and regulator stations, valve sites, pig launcher/receiver sites, compressor stations, station tie-ins, terminals, pump stations, and facility upgrades or expansions.
• Lead and support project teams on assigned tasks, provide technical guidance, and implement client-requested design changes.
• Interface with clients, EPCs, vendors, and regulators; communicate scope, progress, risks, and design decisions.
• Coordinate with civil, structural, electrical, instrumentation, and process teams to deliver integrated, constructible designs.
• Develop mechanical basis-of-design documents, design criteria, and equipment and system selections.
• Develop P&IDs, PFDs, line lists, and mechanical specifications in coordination with process engineering.
• Prepare equipment data sheets and procurement packages for equipment such as valves, meters, regulators, filters/separators, pumps, compressor package interfaces, pigging components, heaters, coolers, and heat exchangers.
• Develop piping isometrics, piping plans, tie-in packages, and installation details.
• Perform or oversee engineering calculations and technical evaluations, including pressure design and code compliance, relief device sizing and overpressure protection coordination, hydraulic and line sizing coordination, equipment sizing support, and operating case reviews.
• Support facility layout and integration, participate in 3D model/design reviews as applicable, resolve clashes, and support constructability.
• Coordinate with structural and civil disciplines on foundation loads, pipe rack interfaces, and equipment anchorage.
• Mentor junior engineers and designers and contribute to mechanical best practices, standards, and QA/QC.
• Travel to offices, vendor facilities, and jobsites as needed.

Benefits

• Generous paid time off
• Paid parental leave
• Flexible work schedules for some positions
• Tenure awards with travel vouchers
• Competitive compensation packages
• Annual bonuses, spot bonuses, and peer recognition awards
• 401(k) match of 1:1 up to 4% of compensation
• Tuition assistance
• Student loan repayment
• Paid licensing and certification fees and renewals
• Financial rewards for obtaining licensure
• Employee referrals
• Annual wellness reimbursement
• Dependent care match
• Medical insurance
• Dental insurance
• Vision insurance
• Family planning and IVF benefits
• Pet insurance
• Health Savings Account and Flexible Spending Account options
• Employer-paid long-term disability, short-term disability, and life insurance
• Supplemental accident, hospitalization, and critical illness benefits
• Member Assistance Program with complimentary counseling sessions, legal benefits, financial consultations, and work/life referral services

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level