Mechanical Engineer

Mechanical Engineer – Nuclear Design (100% Remote)

We’re seeking a Mechanical Engineer – Nuclear Design to deliver high‑impact engineering solutions that support the safety, reliability, and long‑term performance of nuclear and power generation facilities. In this role, you’ll solve complex mechanical challenges, guide projects from investigation through implementation, and collaborate with top technical experts across the energy sector—all while working 100% remotely.

This is an opportunity to apply deep mechanical engineering expertise to some of the most critical energy infrastructure in the country, in an environment that values quality, technical excellence, and continuous growth.

• Lead mechanical engineering projects by analyzing complex technical challenges and delivering practical, compliant solutions
• Provide expert guidance on mechanical design and construction methods for nuclear and power generation systems
• Perform and review complex engineering calculations and technical design deliverables
• Lead investigations, modeling efforts, prototype studies, and system‑level analyses
• Ensure designs meet all applicable codes, standards, regulatory requirements, and Quality Assurance expectations
• Define performance specifications for mechanical components, equipment, systems, and processes
• Apply principles of mechanics, thermodynamics, hydraulics, heat transfer, and materials science
• Collaborate with multidisciplinary engineering teams to manage interfaces and understand design impacts
• Support engineering schedules and resource planning
• Apply and support engineering change control processes
• Build trusted relationships with utility and station customers through clear, technically sound communication

• Bachelor of Science in Mechanical Engineering from an ABET‑accredited program
• 4–12 years of relevant mechanical engineering experience
• Nuclear industry experience OR experience supporting related power generation facilities (e.g., fossil, thermal, or combined‑cycle power plants)
• Working knowledge of mechanical design codes, standards, and regulations applicable to nuclear or large‑scale power generation facilities
• Experience working within Quality Assurance–driven environments (nuclear QA preferred)
• Proficiency with AutoCAD and mechanical engineering design tools
• Proven ability to perform and review complex calculations and design documentation
• Strong time management skills and ability to juggle multiple priorities
• Ability to interface confidently with utility and plant stakeholders
• Strong written, verbal, and interpersonal communication skills

• Direct nuclear plant design or modification experience
• Experience supporting power plant lifecycle projects, upgrades, or system modifications
• Familiarity with Engineering Change Control processes
• Project engineering or technical leadership experience
• Interest in long‑term growth in nuclear and power generation engineering
• Thrives in a fast‑paced, technically rigorous environment

• 100% Remote (Eastern or Central Time zones)
• Work on critical energy infrastructure projects with long‑term industry relevance
• Exposure to complex, meaningful engineering challenges
• Culture that values technical excellence, mentorship, and career growth
• Opportunity to advance along technical and leadership paths

Job Type & Location

This is a Contract to Hire position based out of Naperville, IL.

The pay range for this position is $40.00 - $90.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

This is a fully remote position.

This position is anticipated to close on May 11, 2026.

Diversity, Equity & Inclusion

At Actalent, diversity and inclusion are a bridge towards the equity and success of our people. DE&I is embedded into our culture through:

• Hiring diverse talent
• Maintaining an inclusive environment through persistent self-reflection
• Building a culture of care, engagement, and recognition with clear outcomes
• Ensuring growth opportunities for our people

Actalent is an equal opportunity employer.

About Actalent

Actalent is a global leader in engineering and sciences services. For more than 40 years, we’ve helped visionary companies advance their goals. Headquartered in the United States, our teams span 150 offices across North America, EMEA, and APAC—with four delivery centers in India led by 1,000+ extraordinary employees who connect their passion with purpose every day.

Our Bangalore, Hyderabad, Pune, and Chennai delivery centers are hubs of engineering expertise, with core capabilities in mechanical and electrical engineering, systems and software, and manufacturing engineering. Our teams deliver work across multiple industries including transportation, consumer and industrial products, and life sciences. We serve more than 4,500 clients, including many Fortune 500 brands. Learn more about how we can work together at actalentservices.com.