Senior Engineer I, Mechanical, Projects

Location

Houston, TX

Wage

$140,400 – $171,600/yr

Employment Type

Full-time

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Posted on November 11, 2026

Job Description

Overview

The Senior Engineer I, Mechanical, Projects at Phillips 66 serves as the owner’s engineer and mechanical project resource for fixed equipment and piping scope within the Refining Business Unit Projects organization. This role involves providing technical support, maintaining quality expectations, and reviewing mechanical deliverables from various contractors and engineering firms.

Responsibilities

  • Support mechanical scope development and execution for capital projects.
  • Review mechanical project scope, design basis, process conditions, and execution strategies.
  • Provide technical guidance on pressure vessels, exchangers, tanks, and piping systems.
  • Verify completeness and compliance of mechanical deliverables from EPC and vendors.
  • Ensure fixed equipment and piping designs meet site expectations and project requirements.
  • Review equipment layout, piping routing, and constructability considerations.
  • Assure appropriate design conditions and mechanical integrity are incorporated into designs.
  • Perform or review bolted joint assessments and flange management considerations.
  • Verify technical quality of mechanical design packages.
  • Participate in project milestone reviews and support Management of Change.
  • Provide technical input to contractor and vendor selection and inspection planning.
  • Support project teams in identifying mechanical risks and early engineering needs.
  • Coordinate with various stakeholders to integrate mechanical scope into projects.
  • Support field execution by resolving technical issues and reviewing proposed changes.
  • Capture and communicate mechanical lessons learned from project execution.
  • Support development of mechanical engineering work processes and guidelines.
  • Coach and mentor less experienced engineers and EPC personnel.
  • Promote safe work practices and sustainable project solutions.
  • Manage project scope, cost, and change within assigned responsibilities.
  • Establish priorities and deadlines aligned with project objectives.

Requirements

  • Legally authorized to work in the job posting country.
  • Bachelor’s degree in Engineering or related field.
  • 7 or more years of petrochemical, refining, or related industry experience.
  • Possess or ability to obtain a TWIC card.
  • Possess a valid driver’s license.
  • Able to travel up to 30% of time domestically and potentially internationally.

Benefits

  • 401k
  • Health Insurance
  • Dental
  • Vision

Additional Information

  • Willing and able to relocate to Houston, TX.

Benefits

401k
Health Insurance
Dental
Vision

How this job compares in Houston, TX

Pay in context

At roughly $75/hr, this posting sits about 134% above the $32/hr median for welding jobs in Houston, TX — toward the top of a $23–$41/hr middle band drawn from 76 postings with published pay. Put another way, it pays more than about 100% of the comparable postings we have wage data for. Pay that far above local median usually comes attached to something: a harder cert requirement, travel, night shift, or overtime that isn't really optional. Worth establishing which before you accept.

The local market in Houston, TX

We're tracking 329 other active welding openings in Houston, TX right now, from 181 different employers. 103 of them were added in the last week. Across Texas as a whole we're tracking 1,153 other active welding openings from 503 employers. A metro this active generally means you have real leverage — employers here are competing for the same welders. Browse every welding job in Houston, or widen the search to Texas.

The most active employers in Texas at the moment, by number of open welding reqs, are Zachry Group (33), Austin Industries (32), and Worley (21). Volume like that usually means either a genuine expansion or a staffing agency working several client sites — worth knowing which before you apply.

Within Texas, the best-paying metros we track by median hourly rate are Arlington at $40/hr, Dallas at $39/hr, and Pasadena at $36/hr. If you can relocate or commute, that spread is worth factoring in.

Similar openings near Houston, TX

Pay figures are medians computed from live postings in the Welding Pros index, not from survey data, and they move as employers post. Senior Engineer I, Mechanical, Projects figures were last recalculated when this page was built.