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Job Description

Overview

Thea Energy is a company focused on commercializing fusion energy through innovative stellarator technology. They are seeking experienced mechanical engineers to contribute to the design and development of components for their fusion systems.

Responsibilities

  • Contribute to the design and development of primary and secondary mechanical fusion components and subsystems
  • Produce mechanical engineering designs, drawings, specifications, and parameters from first principles with appropriate tolerances for vendor quoting and manufacturing
  • Design tooling for assembly
  • Perform thermal, structural, and electromagnetic analysis and simulation using Ansys and COMSOL
  • Incorporate design for manufacturing principles and support first builds
  • Support the implementation of tooling and manufacturing
  • Design and execute qualification testing
  • Communicate and collaborate with internal and external stakeholders

Requirements

  • Minimum of a bachelor’s degree in mechanical engineering, aerospace engineering, physics, or related fields
  • Experience designing, building, and commissioning custom systems
  • Experience in mechanical engineering using CAD software (e.g. Solidworks, CATIA, NX, etc.)
  • Experience specifying machining, welding, and/or fabrication requirements
  • Ability to decompose and solve complex problems
  • Ability to take initiative and guide the design and analysis of complex components and systems with the aid of peers and team members
  • Ability to execute and flourish in a fast-paced, rapidly changing environment
  • Familiarity with GD&T (ASME Y14.5) & Drawing Standards
  • Comfortable working to aggressive deadlines
  • Exceptional work ethic
  • Strong team member with clear communication and collaboration skills

Benefits

  • Health Insurance
  • PTO

Benefits

Health Insurance
PTO
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How this job compares in Kearny, NJ

Pay in context

At roughly $56/hr, this posting sits about 71% above the $33/hr median for welding jobs across New Jersey — toward the top of a $27–$40/hr middle band drawn from 101 postings with published pay. Put another way, it pays more than about 95% 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 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 174 other active welding openings from 130 employers. With this few local postings, most welders here end up either commuting or looking at travel work. Browse welding jobs across New Jersey.

Thea Energy currently has 1 other opening live in New Jersey, which is usually a sign of either steady growth or steady turnover — worth asking which in the interview.

The most active employers in New Jersey at the moment, by number of open welding reqs, are gpac (8), Valcor Engineering Corporation (6), and Xylem (3). 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 South Plainfield at $38/hr and Cherry Hill at $31/hr. If you can relocate or commute, that spread is worth factoring in.

Certifications this posting mentions

  • ASME Section IX — the ASME Boiler and Pressure Vessel Code qualification. It covers welding on pressure-retaining equipment — boilers, vessels, and process piping — where a failed weld is a safety incident rather than a rework ticket.

Read straight from this posting's text. Confirm the exact qualification the employer wants before you test — requirements vary by shop even under the same code.

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. Mechanical Engineer III figures were last recalculated when this page was built.