Job Description

About this Role

NorthStar Energy Services is seeking an experienced Senior Mechanical Engineer to join our Professional Engineering Consulting team. This role supports the mechanical and piping design of energy, midstream, and petrochemical facilities, working closely with multidisciplinary engineering teams to deliver safe, compliant, and constructible designs. The Senior Mechanical Engineer will be responsible for leading mechanical design development, equipment specification, and code compliance across the full project lifecycle.

What You'll Do

Engineering & Design

  • Develop mechanical and piping designs for pipeline facilities, compressor stations, pump stations, tank terminals, and truck loading facilities.
  • Perform line sizing calculations, pipe support load analysis, and nozzle load stress evaluations in accordance with applicable codes and standards.
  • Lead piping layout development and review PPFDs and P&IDs to ensure mechanical designs align with process and operational requirements.
  • Specify rotating and fixed equipment including pressure vessels, tanks, pumps, compressors, turbines, separators, and filtration systems.
  • Apply mechanical design principles related to materials, metallurgy, manufacturing methods, and pressure relief systems.

    • Deliverable & Project Support

  • Coordinate mechanical deliverables with project team members across engineering disciplines.
  • Perform QA/QC reviews of mechanical drawings, calculations, and technical documents.
  • Review and integrate company standards, regulatory requirements, and site-specific data (including geotechnical reports) into mechanical designs.
  • Review and respond to RFIs and evaluate third-party vendor drawings for design compatibility.
  • Support field activities and site visits to obtain design-relevant information and support project execution.

    • What You'll Bring

  • Bachelor of Science degree in Mechanical Engineering
  • 10 Years of total experience, 5+ years of direct mechanical engineering experience supporting midstream energy or petrochemical facilities
  • Strong working knowledge of piping systems, stress analysis, and mechanical equipment design
  • Experience with CAESAR II, AutoCAD, and Microsoft Office Suite
  • Proven ability to interpret and apply applicable codes and standards including:ASME BPVC Section VIIIASME B31.3, B31.4, B31.8API 610, 674/675/676, 682API 520/521, API 620, API 650, API 12CTitle 49 CFR Parts 190–199
  • Professional Engineer ( license required, preferably in the State of Texas
  • Strong analytical, organizational, and problem-solving skills
  • Ability to work independently and collaboratively in a multidisciplinary engineering environment
  • Excellent verbal, written, and presentation communication skills

    • What You'll Get

    As a Quanta Services employee, we offer a wide range of benefits to fit your needs.

  • 401(k) with immediate matching and vesting
  • Fully comprehensive benefits packages; Medical, Dental, VisionYour choice of PPO, HSA, FSA
  • Short term and long term benefits
  • Employee discounts on consumer goods

    • Equal Opportunity Employer

    All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, national origin or ancestry, sex (including gender, pregnancy, sexual orientation, and/or gender identity), age, disability, genetic information, veteran status, and/or any other basis protected by applicable federal, state or local law.

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