Cranleigh STEM is partnering with an innovative start-up dedicated to replacing fossil fuels and combating climate change. We want to hear from Office Managers who are passionate about sustainability and eager to join this rapidly growing organisation. The Role: We are seeking a talented, experienced Office Manager to oversee the daily operations of our client’s Sheffield office, ensuring that it runs smoothly and efficiently and support the Chief Executive Officer. Responsibilities: The Office Manager will be responsible for managing administrative tasks, coordinating schedules, assisting with HR and Finance activities and supporting the Chief Executive Officer. Some specific duties and responsibilities include: Overseeing the daily operation of the office, ensuring a safe and secure working environment for staff and visitors Managing office supplies and inventory, including ordering and restocking as needed Coordinating and scheduling meetings, appointments, and travel arrangements for staff members Scheduling and facilitating meetings, supplier, client and customer visits Handling incoming and outgoing correspondence, including mail and phone calls Supporting individual departments through operating the purchase and ordering process Providing a welcoming and friendly reception service and receiving deliveries to the site Maintaining office equipment and coordinating repairs or replacements as necessary Developing and implementing policies and procedures, throughout the business, to improve efficiency and productivity Managing end-to-end Recruitment process, including corresponding with recruitment agencies, corresponding with candidates and arranging interviews Assisting with HR functions, such as onboarding, absence recording and employee relations Assisting with Finance functions, such as invoice entry, budget management and expense processing Assisting with IT functions, such as logging tickets to IT and maintenance of the company website Qualifications and Capabilities We seek an Office Manager with the following skills, abilities, and knowledge: Strong work ethic with a drive to complete tasks with very high-quality standards A good understanding of office management principles and best practices Ability to work effectively in a diverse team of technicians, engineers and scientists but also to work independently A good understanding of recruitment processes Proficiency in using accounting software (Xero or Sage) Strong organisational and multitasking skills, excellent communication and interpersonal skills, and the ability to work well under pressure Proficiency in using software such as Microsoft Office Suite (Word, Excel, PowerPoint) is essential Familiarity with calendar management tools, project management software (such as Trello), and virtual meeting platforms is also beneficial Highest level of professionalism, integrity, and discretion Flexible and adaptable to changing priorities and unexpected situations Resilient, problem-solving, and proactive attitude Experience working in an engineering or manufacturing environment would be beneficial Education & Experience Education: GCSE or equivalent. Experience: Five years of previous experience as an office/administrative assistant, executive assistant or similar role. Package Salary: £30,000 - £35,000 based on experience Pension: Employers pension contributions of 5% to accompany a 3% employees contribution Holiday: 25 days holiday plus UK bank holidays Share option scheme Full healthcare package provided Other details This is a full-time position based at our client’s premises in Sheffield, UK. All applicants must already hold the legal right to work in the UK.