Job Description

Overview

GTI is seeking a Senior Mechanical Engineer to lead the design and technical execution of complex mechanical systems for modular infrastructure projects. This role owns mechanical design from concept through production and provides technical leadership across engineering, manufacturing, testing, and product development.

Responsibilities

  • Lead the design of structural frames, enclosures, equipment layouts, weldments, sheet metal assemblies, and integrated mechanical systems.
  • Define design approaches that support reliability, serviceability, manufacturability, installation, and transportation.
  • Coordinate mechanical interfaces with electrical, thermal, fluid, and control systems.
  • Perform and review engineering calculations supporting structural, thermal, fluid, and mechanical performance.
  • Lead design reviews, prototype builds, testing, troubleshooting, and root cause investigations.
  • Evaluate design risks, failure modes, and corrective actions.
  • Provide technical guidance to engineers and designers.
  • Work with manufacturing teams to resolve production issues and improve design quality.
  • Support engineering standards, documentation, revision control, and continuous improvement.

Requirements

  • Bachelor’s degree in Mechanical Engineering.
  • 8+ years of mechanical engineering experience.
  • Experience owning complex mechanical systems or major assemblies from concept through production.
  • Strong experience with fabricated structures, equipment packaging, and production-ready design.
  • Proficiency with SolidWorks or similar 3D CAD software.
  • Experience performing and reviewing engineering calculations.

Benefits

  • Health Insurance
  • Dental
  • Vision
  • 401k
  • PTO

Additional Information

  • May require up to 10% travel.

Benefits

Health Insurance
Dental
Vision
401k
PTO

How this job compares in Tempe, AZ

Pay in context

At roughly $68/hr, this posting sits about 143% above the $28/hr median for welding jobs in Tempe, AZ — toward the top of a $26–$52/hr middle band drawn from 11 postings with published pay. Put another way, it pays more than about 91% 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 Tempe, AZ

We're tracking 36 other active welding openings in Tempe, AZ right now, from 27 different employers. 15 of them were added in the last week. Across Arizona as a whole we're tracking 488 other active welding openings from 277 employers. A metro this active generally means you have real leverage — employers here are competing for the same welders. Browse every welding job in Tempe, or widen the search to Arizona.

GTI Fabrication currently has 10 other openings live in Arizona, which is usually a sign of either steady growth or steady turnover — worth asking which in the interview.

The most active employers in Arizona at the moment, by number of open welding reqs, are Sundt Construction (14), Welding Shop in Phoenix, AZ (14), and GTI Fabrication (10). Volume like that usually means either a genuine expansion or a staffing agency working several client sites — worth knowing which before you apply.

Within Arizona, the best-paying metros we track by median hourly rate are El Mirage at $38/hr, Waddell at $34/hr, and Phoenix at $32/hr. If you can relocate or commute, that spread is worth factoring in.

Similar openings near Tempe, AZ

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