Madison, WI • (34.5 miles) • Full Time • 10/13/2026

Help design and build the technologies that will bring fusion energy from the laboratory to the world. The Mechanical Engineer will work with Realta’s engineering and scientific teams to provide critical engineering and design input on Realta’s technology development roadmap. The Mechanical Engineer will be a primary contributor to Hammir-DD, Realta’s reactor-scale tandem magnetic mirror and development platform ahead of Realta's first-of-a-kind fusion pilot plant. Realta Fusion is a rapidly growing start-up developing compact magnetic mirror fusion energy systems to address the biggest challenge of our time –tackling global climate change while ensuring a sufficient energy supply for at least ten billion people on (and off) earth. We are building a team with diverse talents dedicated to m

Janesville, WI 53546 • (28.8 miles) • Full Time • 10/7/2026

Description: SHINE is seeking a senior process engineer for our used nuclear fuel (UNF) Recycling product line. The US has more than 95,000 metric tons of used nuclear fuel and nowhere to put it. This role owns the process systems that turn it back into energy. The process, liquid-liquid separation, has been commercialized before, but we are integrating new technologies to improve proliferation resistance and maximize recovery. The Senior Process Engineer – Recycling owns the chemical and mechanical systems of SHINE’s used nuclear fuel (UNF) Recycling Pilot facility which ensure the safe, efficient, and effective operation of the facility. Key responsibilities include carrying those systems from preliminary design through detailed design, working with SHINE R&D and vendors to finalize desi

Oregon, WI 53575 • (24.4 miles) • Full Time • 10/5/2026

Description: Ready to take your civil engineering career to the next level? Join JT - an innovative, fast-growing company making a real impact across Wisconsin. We’re looking for passionate Traffic Civil Engineering Project Managers who are eager to lead projects, showcase their expertise, and help shape the future of our services. This role offers diverse project experiences, meaningful community impact, and a supportive team culture. If you're driven by growth, collaboration, and purpose, this opportunity is made for you. We're hiring for our Green Bay, Madison, Milwaukee, and Eau Claire, WI offices. Visit our website to learn about our people, culture, and community impact. Job Responsibilities Lead and manage project teams to deliver high-quality municipal engineering projects Develop,

Janesville, WI 53546 • (28.8 miles) • Full Time • $100,000 to $160,000 / yr • 10/6/2026

Description: SHINE Technologies is seeking a Nuclear Safety Analysis Engineer to develop and apply nuclear safety analysis methodologies for safe and effective operations of the subcritical fission processes and accelerator technology for the production of medical isotopes. This work includes transient and accident analysis, dose analysis, process hazard analysis (HAZOPs, FMEAs, etc.), and integrated safety analysis. Hybrid work arrangement will be considered. Our headquarters is located in Janesville, Wisconsin; we welcome applicants from nearby areas who can effectively collaborate in a virtual environment and be on site at least 2 days a week. Candidates may be asked to travel occasionally for team meetings or onsite engagements, depending on business needs. The base salary range for th

Oregon, WI 53575 • (24.4 miles) • Full Time • 9/27/2026

Description: Ready to take your civil engineering career to the next level? Join JTan innovative, fast-growing company making a real impact across Wisconsin. We’re looking for a passionate Water Resources Project Engineer who is eager to lead projects, showcase their expertise, and help shape the future of our services. This role offers diverse project experiences, meaningful community impact, and a supportive team culture. If you're driven by growth, collaboration, and purpose, this opportunity is made for you. We're hiring for our Green Bay, Madison, Milwaukee, and Eau Claire, WI offices. The ideal candidate will have expertise in stormwater management, and hydrologic and hydraulic modeling/design. This role focuses on roadway and site drainage, playing a key role in sustainable water re

Janesville, WI 53546 • (28.8 miles) • Full Time • $110,000 to $155,250 / yr • 10/5/2026

Description: SHINE Technologies is seeking a Mechanical Engineer-Process Systems who will focus on mechanical systems in the process systems engineering group. This position will encompass ownership of different custom equipment in support of the isotope production facility. Key responsibilities associated with system ownership include vendor oversight for procurement, reviewing and approving design or fabrication documents, coordination with Construction during installation, site walkdowns, and inspections. Hybrid or remote work arrangement will be considered. While our headquarters is located in Janesville, Wisconsin, we welcome applicants from across the U.S. who can effectively collaborate in a virtual environment. Candidates may be asked to travel occasionally for team meetings or ons

Oregon, WI 53575 • (24.4 miles) • Full Time • 9/27/2026

Description: Ready to take your civil engineering career to the next level? Join JTan innovative, fast-growing company making a real impact across Wisconsin. We’re looking for a talented Civil Engineering Utility Coordinator who is eager to lead projects, showcase their expertise, and help shape the future of our services. This role offers diverse project experiences, meaningful community impact, and a supportive team culture. If you're driven by growth, collaboration, and purpose, this opportunity is made for you. Visit our website to learn about our people, culture, and community impact. We are looking for candidates for our four office locations: Green Bay, Madison, Milwaukee, and Eau Claire, WI. Job Responsibilities Serve as the Utility Coordinator for highway construction projects, en

Janesville, WI 53546 • (28.8 miles) • Full Time • $78,000 to $95,000 / yr • 10/5/2026

Description: Chrysalis is SHINE's flagship Molybdenum-99 production facility, designed to become the world's largest isotope production facility and a first-of-a-kind, nuclear-enabled chemical processing plant. Chrysalis will directly expand the supply of a critical medical isotope used in tens of millions of diagnostic procedures each year, at a moment when the global supply chain badly needs it. The Designer (CAD) designs and documents plant systems, including process systems (piping, pressure vessels, pumps, valves, and similar components), HVAC, fire protection, civil and structural systems, cooling systems, electrical distribution, and architectural features. The 3D models produced in this Designer (CAD) role support coordination of design and construction activities, including interf

Oregon, WI 53575 • (24.4 miles) • Full Time • 9/25/2026

Description: Ready to take your structural engineering career to the next level? Join JTan innovative, fast-growing company making a real impact across Wisconsin. We’re looking for passionate Structural Project Engineers who are eager to lead projects, showcase their expertise, and help shape the future of our services. This role offers diverse project experiences, meaningful community impact, and a supportive team culture. If you're driven by growth, collaboration, and purpose, this opportunity is made for you. We're hiring for our Green Bay, Madison, Milwaukee, and Eau Claire, WI offices. The ideal candidate will have expertise in bridge, retaining wall, and box culvert design. This role plays a key role across JT's municipal, transportation, and site development groups. Visit our websit

Janesville, WI 53546 • (28.8 miles) • Full Time • $110,000 to $155,250 / yr • 10/5/2026

Description: SHINE Technologies is seeking a Mechanical Engineer (ASME Tank & Piping) who will focus on mechanical systems in the Auxiliary Systems engineering group. The Mechanical Engineer position will encompass ownership of demineralized water, nitrogen gas handling, compressed oxygen, and nitrogen purge gas systems. Key responsibilities associated with system ownership include vendor oversight for procurement, reviewing and approving design or fabrication documents, coordination with Construction during installation, site walkdowns, and inspections. The base salary range for this position is $110,000 - $155,250 per year plus a comprehensive compensation package. Our salary ranges are determined by role, level, and location. Duties and Responsibilities: Specific duties and responsibili

Janesville, WI 53546 • (28.8 miles) • Full Time • $95,000 to $115,000 / yr • 10/5/2026

Description: Chrysalis is SHINE's flagship Molybdenum-99 production facility, designed to become the world's largest isotope production facility and a first-of-a-kind, nuclear-enabled chemical processing plant. Chrysalis will directly expand the supply of a critical medical isotope used in tens of millions of diagnostic procedures each year, at a moment when the global supply chain badly needs it. The Sr. Designer (CAD) leads design work to support plant systems, including process systems (piping, pressure vessels, pumps, valves, and similar components), HVAC, fire protection, civil and structural systems, cooling systems, electrical distribution, and architectural features. In addition to producing design deliverables, the Senior CAD Designer owns the integrated model of record, checks an

Janesville, WI 53546 • (28.8 miles) • Full Time • $115,000 to $150,000 / yr • 10/4/2026

Description: SHINE Technologies is seeking a Mechanical Field Engineer takes ownership for identifying and resolving issues related to planning and implementation of the process systems and mechanical systems of the SHINE Medical Isotope Production Facility. A hands-on engineer with construction experience and focus on piping, pumps, tubing, welding, pipe supports, and HVAC. This position requires working closely with structural, electrical, I&C engineers to identify and resolve issues in a collaborative environment. The Mechanical Field Engineer is responsible for working with SHINE Engineering and outside Engineers of Record to finalize layouts and ensure complete designs. The Mechanical Field Engineer works with Contractors to ensure designs are correctly implemented in the field, confi

Janesville, WI 53546 • (28.8 miles) • Full Time • $76,100 to $150,075 / yr • 10/2/2026

Description: SHINE Technologies is seeking a Mechanical Engineer who will focus on mechanical systems in the Auxiliary Systems engineering group. This position will encompass ownership of demineralized water, nitrogen gas handling, compressed oxygen, and nitrogen purge gas systems. Key responsibilities associated with system ownership include vendor oversight for procurement, reviewing and approving design or fabrication documents, coordination with Construction during installation, site walkdowns, and inspections. Hybrid or remote work arrangement will be considered. While our headquarters is located in Janesville, Wisconsin, we welcome applicants from across the U.S. who can effectively collaborate in a virtual environment. Candidates may be asked to travel occasionally for team meetings

Janesville, WI 53546 • (28.8 miles) • Full Time • $175,000 to $225,000 / yr • 9/27/2026

Description: SHINE is seeking the engineering leader for our used nuclear fuel (UNF) Recycling product line. The US has more than 95,000 metric tons of used nuclear fuel and nowhere to put it. The Director of Engineering & Chief Engineer - Recycling leads the engineering necessary to turn it back into energy: both building the team and carrying a nuclear process design from preliminary stage through detailed design, NRC licensing, procurement, and construction. The process, liquid-liquid separation, has been commercialized before, but we are integrating new technologies to improve proliferation resistance and maximize recovery. The person in this role is responsible for building and leading the core Recycling engineering team. They will own hiring, development and performance for the engin

Janesville, WI 53546 • (28.8 miles) • Full Time • $95,000 to $149,500 / yr • 9/26/2026

Description: SHINE Technologies is seeking a Structural Field Engineer who will take ownership for identifying and resolving issues related to planning and implementation of structural supports and other structural aspects of the SHINE Medical Isotope Production Facility and associated outbuildings. This position is a good fit for a hands-on engineer and requires working closely cross-functionally to identify and resolve issues in a collaborative environment. The Structural Field Engineer is responsible for working with SHINE Engineering and outside Engineers of Record to finalize layouts and ensure complete designs. The Structural Field Engineer works with Contractors to ensure designs are correctly implemented in the field, configuration control is maintained, all testing is completed as

Madison, WI 53711 • (29.8 miles) • Full Time • 9/24/2026

Description: SHINE Technologies is seeking a Senior Instrumentation & Controls (I&C) Engineer who will lead designing, programming, and managing automated control systems for scientific instruments, such as neutron generators and tritium handling systems, and integrating those instruments into production facilities. Additionally, the ideal candidate will act as a technical expert and team leader. They will bridge the gap between high level project management and hands-on engineering execution. The base salary range for this position is $120,000 - $155,000 per hour plus a comprehensive compensation package. Our salary ranges are determined by role, level, and location. Duties and Responsibilities: Specific duties and responsibilities of the Senior I&C Engineer include, but are not limited t