Job Description

Overview

Thea Energy is focused on commercializing fusion energy through innovative stellarator technology. The Manufacturing Engineering Intern will assist in various engineering tasks related to testing and manufacturing processes.

Responsibilities

  • Assist in generating and updating test documentation, including standard operating procedures (SOPs), work instructions, and quality criteria for HTS magnet testing.
  • Support design, prototyping, and commissioning of custom test fixtures and equipment.
  • Work alongside test engineers, magnet designers, and manufacturing engineers to incorporate 'lessons learned' from testing into future designs.
  • Manage virtual and physical inventory, organize assembly areas, and update manufacturing Bills of Materials (BOMs).
  • Assist hardware procurement, evaluating vendor specs, and ensuring incoming parts meet quality standards.
  • Track test metrics and results, and progress against critical program milestones.

Requirements

  • Currently pursuing a Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, Materials Science, or a related technical field.
  • Strong foundational understanding of engineering drawings and spatial mechanics.
  • Hands-on project experience involving mechanical or electrical hardware design, build, and test.
  • Familiarity with relevant hardware and software for developing test controls including LabView, Python, and National Instruments.
  • Direct experience with fabrication or assembly processes such as machining and soldering.
  • Familiarity with CAD software such as SolidWorks or NX.
  • Ability to work through and solve highly multidisciplinary engineering problems.
  • Ability to take initiative, work independently and as part of a team.
  • Exceptional work ethic, with clear communication and collaboration skills.
  • Ability to occasionally lift objects up to 50 lbs.

Additional Information

  • Ability to perform activities such as typing, standing, or sitting for extended periods of time.
  • Ability to work in a facility that contains industrial hazards including heat, cold, noise, fumes, strong magnets, high voltage, high current, pressure systems, and cryogenics.

How this job compares in Kearny, NJ

Pay in context

At roughly $23/hr, this posting comes in about 18% below the $28/hr median for manufacturing welder jobs across New Jersey, where the middle half runs $24–$41/hr across 9 postings with published pay. Put another way, it pays more than about 22% of the comparable postings we have wage data for. That gap is worth raising directly — in a market this size there is normally room to negotiate toward the median, particularly if you already hold the certifications the posting asks for.

The local market in Kearny, NJ

Kearny, NJ is a small market in our index: 2 other active welding openings alongside this one, from 2 employers. Across New Jersey as a whole we're tracking 216 other active welding openings from 134 employers. With this few local postings, most welders here end up either commuting or looking at travel work. Browse welding jobs across New Jersey.

The most active employers in New Jersey at the moment, by number of open welding reqs, are Rhoads Industries (13), MillenniumSoft Inc (11), and Gpac (9). Volume like that usually means either a genuine expansion or a staffing agency working several client sites — worth knowing which before you apply.

Within New Jersey, the best-paying metros we track by median hourly rate are Camden at $41/hr, Newark at $38/hr, and Somerdale at $27/hr. If you can relocate or commute, that spread is worth factoring in.

Similar openings near Kearny, NJ

Pay figures are medians computed from live postings in the Welding Pros index, not from survey data, and they move as employers post. Manufacturing Engineering Intern - Fall 2026 figures were last recalculated when this page was built.