Office Manager / Workplace Experience Assistant

Proxima Fusion; Oxford; On-site; GBP 16,531 - 20,664; Part time

Job summary

A sustainable energy company is seeking a Part-Time Workplace Assistant in Oxford to create a warm and efficient workplace. The role involves managing office logistics, supporting team events, and being the first point of contact for visitors. Ideal candidates will have experience in office operations or hospitality, excellent communication skills, and the ability to organize effectively. This role offers a unique opportunity to contribute to a mission-driven team working towards the future of clean energy.

Qualifications

• Experienced in workplace/office operations, hospitality and/or administrative roles.
• A clear and warm communicator, comfortable coordinating with vendors and colleagues.
• Organized, reliable, hands-on and able to prioritize calmly and efficiently.

Responsibilities

• Be a friendly and reliable first point of contact for visitors.
• Manage office relationships with site services, vendors, and partners.
• Maintain and continuously improve workplace documentation and checklists.
• Assist with workplace projects such as desk reconfigurations and refurbishments.

Skills

Workplace operations experience

Organized and reliable

Strong communication skills

Attention to detail

Job description

Overview

Proxima Fusion is driven by a bold mission – to redefine the future of sustainable energy. Our concept, built upon the W7-X stellarator and the latest advances in technology, aims to pave the way for commercially viable fusion power plants. Part-Time, 10 hours/week.

Why Join Proxima Fusion

• You will get to work on some of the most complex tech challenges to bring abundant, safe, clean energy to the world.
• You’ll get to join and learn from an exceptional selection of accomplished and driven individuals.
• Do your life’s best work and enjoy the journey.
• Get to show that big things are possible in Europe when you assemble the best talent.

Your Impact

As our part-time Workplace Assistant, you help create a warm, well-functioning and supportive workplace. This role is perfect for someone who enjoys bringing order, care and calm to a busy environment — whether you’re returning to work after a family break, looking for a stable and predictable part-time role or simply wanting to contribute your experience in a meaningful way.

What You Will Do

• Be a friendly and reliable first point of contact for visitors and new starters at the Culham office.
• Manage the Proxima Culham office’s relationships with Culham site services, vendors and service partners (e.g. cleaning, maintenance) ensuring that Proxima receives high quality provision.
• Handle office logistics and maintain and continuously improve the workplace documentation and checklists.
• Own key team moments (team events and small rituals) that will build and strengthen the Culham office community.
• Assist with workplace projects such as desk reconfigurations, new equipment rollouts, refurbishments and site expansions.
• Work closely with the People, IT and Operations teams to ensure the Culham workplace matches how the rest of Proxima operates.
• Some occasional travel to our Munich site may be required, but will be planned well in advance.

Who You Are

• Experienced in workplace/office operations, hospitality and/or administrative roles.
• You enjoy supporting others and creating a smooth, pleasant environment.
• Organized, reliable, hands-on and able to prioritise calmly and efficiently.
• A clear and warm communicator, comfortable coordinating with vendors and colleagues; spotting issues early.
• You value a role where your structure, maturity and attention to detail make a real difference.

Interview Process

• Recruiter Interview (30-60 min)
• 2x Technical Screening (30 min)
• CEO call (30 min)

At Proxima Fusion, our mission is bold: making limitless clean energy a reality. To get there, we need a high-performing, diverse team that brings different perspectives, challenges assumptions, and builds together with purpose. We know that diversity of thought and experience leads to better ideas, stronger execution, and a more resilient team. We don’t look at how you identify, what you look like, who you choose to worship or what ethnicity you are. We care about what you can bring to the table.