Sr. Mechanical Engineer, P.E.

Northstar Energy Services•Houston, TX

About The Position

NorthStar Energy Services, a Quanta Services, Inc. (NYSE:PWR) company, is based in Channelview, TX and provides engineering, design, procurement, construction and support services to the chemical, petrochemical, pipeline, oil & gas, bulk storage and terminal industries throughout the country. We offer individual project services as well as turnkey EPC project implementation. NorthStar possesses the skills and expertise to self-perform the design and installation of civil, structural, mechanical, piping, electrical, and instrumentation systems throughout a broad array of industrial applications. Joining our team means being part of an organization that values drive and inclusion. We focus on career development and reward excellence, recognizing each team member's unique contributions. We're at the forefront of powering modern life. Discover how your skills and dedication can make a real difference to us. 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.

Requirements

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 VIII ASME B31.3, B31.4, B31.8 API 610, 674/675/676, 682 API 520/521, API 620, API 650, API 12C Title 49 CFR Parts 190-199
Professional Engineer (P.E.) 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

Responsibilities

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.
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.