Job Details

Requisition Number 18-0102
State TX

Position Title: Principal Mechanical Engineer


Location: Houston, TX


Gulf Interstate Engineering serves the worldwide pipeline industry providing project management, engineering and design, GIS, procurement, and construction management services for hydrocarbon transportation systems. GIE specializes in pipeline facilities such as pump and compressor stations, metering and regulating stations, storage terminals, and loading facilities.


Position Description

The Principal Mechanical Engineer is knowledgeable in multiple pipeline facilities and is qualified to handle large projects.  Works independently. He/she has a wide latitude of technical authority with full work responsibilities as well as limited administrative responsibilities within each project.  He/she is the primary producer of mechanical deliverables for the project scope, but on some projects may also need to assign, guide, and review the work of lower level engineers and designers. Work is periodically reviewed by the Chief Mechanical Engineer for accomplishment of objectives.


Essential Functions

  • Prepares, reviews, or approves mechanical engineering calculations.
  • Prepares, reviews, or approves mechanical specifications and data sheets.
  • Prepares, reviews, or approves material requisitions for equipment, materials, and subcontracts.
  • Prepares, reviews, or approves technical bid evaluations for equipment and materials in cooperation with Procurement Department.
  • Prepares, reviews, or approves lists (equipment, valve, piping, tie-in, and specialty items).
  • Coordinates, reviews, or approves PFDs, P&IDs, piping plans, and site layouts.
  • Coordinates with client personnel relative to mechanical and piping activities.
  • Reviews and approves vendor drawings and documents.
  • Observes factory acceptance testing of equipment when required.
  • Prepares or reviews mechanical engineering deliverable status reports and work plans.
  • Reviews the mechanical scope of work to be executed to ensure it matches deliverable logs, project specifications, and/or contract documents, when functioning as LME.
  • Open to both short and extended term assignments to the site, client’s office, or similar as may be requested by management.



  • Typically 8+ years of experience focusing on oil and gas pipeline facilities such as
    • Compressor stations
    • Pump stations
    • Metering and regulating stations
    • Storage terminals
    • Loading/unloading facilities 
  • Knowledgeable in petroleum liquid and gas industry codes and standards published by US Department of Transportation, AGA, ANSI, API, ASME, ASTM, MSS, and NFPA, with the ability to apply the standards to oil and gas pipeline facility systems designs.
  • Knowledge of computer systems in an engineering environment.
  • Excellent written and verbal communication skills.



  • Bachelor of Science degree in Mechanical or Chemical Engineering
  • Professional Engineering License preferred



  • Effective technical skills
  • Meticulous attention to detail
  • Analytical problem-solving skills
  • Creativity and innovation
  • Excellent verbal and written communication skills


All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, sexual orientation, national origin, disability, age, or veteran status.

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