Office Manager
Thea Energy
Kearny, NJ · $60k–$85k a year · Posted October 2, 2026
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Pay compared with the market
This listing pays about $72,500 a year. Across 37 open office manager listings that state pay, the middle half runs $72,500 to $95,000 and the median is $80,000. That is inside the middle half of those listings, 9% below the median.
Listed pay is what employers advertise, not what people are paid.
About the job
About Thea Energy: Thea Energy is leveraging recent breakthroughs in stellarator physics and engineering to create a faster and simpler approach to commercializing fusion energy. The company is reinventing the stellarator using computer-controlled arrays of planar coils thereby replacing the intricate, complex modular magnets required in all other stellarator architectures. Thea Energy is on a mission to create a limitless source of zero emission energy for a sustainable future.
Position Overview: Thea Energy is seeking an organized, highly motivated Office Manager to manage ongoing internal operations and the Company’s lab and offices. This candidate will be an integral part of the Thea Energy team and will interact with employees across technical, executive, and finance and operations teams as the Company rapidly scales. The Office Manager will create efficient, smooth-running operations across the Company and on-site at Thea Energy’s offices and labs
The Thea Energy team is comprised of self-motivated, innovative, and collaborative individuals with an excitement for solving complex problems. This is a challenging position that requires a high degree of autonomy, and the ideal candidate must be able to move quickly.
Reporting to the VP – People with a dotted line to the Facilities Manager.
Key Responsibility Areas: Office Management: Coordinate the day-to-day operations of Thea Energy’s Kearny, NJ headquarters
Provide flexible operational and administrative support across the Company’s tech, finance, strategy, and operations functions
Ensure that Company facilities are maintained in professional and working order, and equipped with necessary supplies and equipment
Provide hands-on support with Company infrastructure, inventory, and supplies
Facilitate additional operations support with vendors, services, and other external contractors
Support the Company’s management team and assist in special projects as needed
Execute Company purchasing from technical and non-technical vendors
Coordinate daily office lunch orders
Collaborate with Facilities Manager on various Company operations
Collaborate with Marketing and Communications on ordering company swag and corporate events logistics
Identify areas for process improvement and efficiency enhancement Reception: Act as the face of Thea Energy at the reception area ensuring guests have a positive experience
Receive and distribute mail and deliveries
Greet candidates and ensure conference room technology set up Human Resources Coordination: Execute interview scheduling including booking conferences rooms and sending out agendas
Manage new employee onboarding and logistics including:
Send new hire welcome emails
Coordinate new hire buddy program
Collaborate with the managers on new hire desk assignments
Collaborate on employee engagement activities and employee resources groups
Coordinate new hire orientation
Assist with intern program
Ideal Experience & Skillsets:
5+ years of relevant work experience
Office management and administrative experience
Proficiency in Excel, PowerPoint, and Google Suite
Strong communication and collaboration skills
Ability to execute and flourish in a fast-paced environment
Exceptional work ethic
Ability to wear many different hats
Team player who is excited to help others
Detail oriented
Problem solver #LI-RD1
Company Benefits:
Salary range $60,000 - $85,000
Comprehensive health benefits (e.g. medical/dental/vision)
Employee equity stock options
20 days PTO
It’s not necessary to meet all of the skillsets outlined above. Please feel free to send us a note and tell us why you would still be a great fit for this role or Thea Energy.
Diversity and Inclusion: Thea Energy is an equal opportunity employer committed to creating a company of diverse backgrounds. By creating a diverse environment, we will bring new ideas and approaches to solving some of the world’s hardest (and most important) problems. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, sexual orientation, gender identity or expression, national origin, family or marital status, age, disability, veteran’s status, or other characteristic protected by applicable laws and regulations.