Office Coordinator

Office Coordinator Help decarbonise heavy industry. Coolbrook seeks a Helsinki Office Operations Coordinator to keep the office running and support HR, events & comms — with room to grow in a global climate-tech team. We are looking for a Office Coordination to join Coolbrook’s finance team. Coolbrook is a transformational technology and engineering company on a mission to decarbonize major industrial sectors like petrochemicals and chemicals, iron and steel, and cement. We bring together world class expertise across different fields, building a strong, impactful, and passionate organization to scale up our technology for decarbonisation. Our international and growing team is working in Finland, the UK and the Netherlands. We are leading a Clean New Industrial Era. As Office Operations Coordinator, you will be the go-to person who keeps our Helsinki office running smoothly and our teams well-organised. You'll play a hands-on role across office administration, event coordination, HR support, and company communications — ensuring that the day-to-day operations work seamlessly so our engineers and experts can focus on decarbonising heavy industry. Coolbrook offers you an exciting role in an international and dynamic growth company with a real opportunity to have an impact and make history. In this permanent role you will be based in Helsinki, Finland and report to Noora Holappa while collaborating with multiple internal and external stakeholders. The position is offered initially as a six-month fixed-term contract , with the intention to continue in a permanent role based on mutual fit. This role offers genuine opportunities for professional growth and increased responsibility over time. For the right candidate, there is real potential to develop the position further and take on broader responsibilities as Coolbrook continues to grow and scale. Core responsibilities: Managing daily office administration, including mail handling, food and supply orders, and liaising with facility and service providers to keep the Helsinki office running smoothly Coordinating and scheduling meetings across teams and time zones, supporting leadership with calendar management Maintaining and updating company-wide presentations, including corporate overview materials and employee benefits information Owning document management processes — ensuring company files, templates, and key documents are organised, up to date, and easily accessible Planning and coordinating internal and external events such as team days, company gatherings, and visitor programmes Supporting HR-related activities, including maintaining employee benefits programmes, assisting with onboarding processes, preparing and updating onboarding materials, and helping ensure a smooth employee experience throughout the employment lifecycle Supporting internal communications to keep teams informed and connected across our four locations Assisting with travel bookings and itinerary planning for team members Additional areas based on your skills and interests Contributing to marketing activities such as updating the company website and LinkedIn presence Photography, filming, and editing for company content — a great way to develop your creative portfolio while telling the story of cutting-edge climate technology For success in this role, you will need Personal skills and qualities: A proactive, can-do attitude — you spot what needs doing and take ownership without waiting to be asked Great organisational skills and the ability to juggle multiple priorities while keeping a cool head Strong communication and interpersonal skills — you enjoy working with people across different teams, seniority levels, and cultures A natural eye for detail and pride in getting things right A collaborative, service-oriented mindset — you genuinely enjoy making other people's work easier Curiosity and eagerness to learn — you see this role as a platform for growth, not just a job description Professional qualifications A completed bachelor's degree or equivalent qualification Fluency in both Finnish and English, written and spoken — you'll use both daily in a truly international team Proficiency in Microsoft Office (PowerPoint, Word, Excel, Outlook); familiarity with tools like SharePoint or similar platforms is a plus Interest in or experience with content creation, social media, or visual communication is an advantage but not required No extensive prior experience is needed — we value a motivated, detail-oriented mindset and the drive to grow with us At Coolbrook we are passionate about building teams where unique perspectives and backgrounds are valued and where everyone feels equally included. If this resonates with you, we are looking forward to receiving your application. Please apply by 12.07.2026, and please note that we review applications as they come in, as we are looking to fill the position soon. About Coolbrook: Named Tech Champion 2022 in the Manufacturing category by The Financial Times and 2025 BNEF Pioneer by Bloomberg New Energy Finance, Coolbrook is a transformational technology and engineering company on a mission to decarbonise major industrial sectors like petrochemicals and chemicals, iron and steel, and cement. Coolbrook’s revolutionary rotating technology combines space science, turbomachinery and chemical engineering to replace burning of fossil fuels across all major industrial sectors. The technology has two main applications: RotoDynamic ReactorTM (RDRTM) to reach 100% CO2 free olefin production, and RotoDynamic HeaterTM (RDHTM) to provide carbon-free process heating to iron and steel, cement and chemicals production. Once implemented at scale, the RotoDynamic Technology has the potential to reach temperatures of 1700°C and cut 2.4 billion tons (30%) of annual CO2 emissions in heavy industry. For more information, please visit www.coolbrook.com . Department Finance Locations Helsinki Remote status Hybrid About Coolbrook Coolbrook is a transformational technology and engineering company on a mission to decarbonise major industrial sectors like petrochemicals and chemicals, iron and steel, and cement. Coolbrook’s revolutionary rotating technology combines space science, turbomachinery and chemical engineering to replace burning of fossil fuels across all major industrial sectors. The technology has two main applications: RotoDynamic Reactor TM (RDR TM ) to reach 100% CO 2 free olefin production, and RotoDynamic Heater TM (RDH TM ) to provide carbon-free process heating to iron and steel, cement and chemicals production. Once implemented at scale, the RotoDynamic Technology has the potential to reach temperatures of 1700°C and cut 2.4 billion tons (30%) of annual CO 2 emissions in heavy industry.