Senior Office Administrator

Greensquares have an exciting opportunity for a Senior Office Administrator to join their team. Location: Merthyr Tydfil, CF48 1YLSalary: £25,000 to £28,000 per annum depending on experienceJob Type: Full-time, PermanentWorking Hours: Monday – Friday, 9am – 5pm (37.5 hours per week) About Us: Greensquares is a leading nationwide supplier specialising in the design, supply, and installation of low-maintenance products for outdoor living. Our brands include SunSpaces contemporary verandas and garden rooms, DeckPlus composite decking, CladPlus cladding, FencePlus fencing, and PrimaPorcelain porcelain paving. Senior Office Administrator – The Role: We are looking for a proactive and detail-oriented Senior Office Administrator to join our growing team. This is a fantastic opportunity for an experienced administrator to play a key role in supporting the day-to-day running of our office operations, whilst also supporting senior leadership, customers, and internal teams. In this varied and hands-on role, you’ll be at the heart of our office, coordinating admin processes, assisting with accounts and HR tasks, and ensuring a smooth, professional experience for our clients and colleagues. Senior Office Administrator – Key Responsibilities: – Manage schedules, coordinate meetings, handle correspondence, and maintain office records – Oversee ordering of supplies and ensure office equipment is operational – Track expenses and assist with invoice management – Be the first point of contact for internal and external enquiries – Support day-to-day office operations and liaise with IT as needed – Develop and implement office policies and procedures, ensuring compliance with company guidelines – Provide administrative support to senior leadership and the accounts team – Manage service bookings, update internal systems, and handle confidential documentation – Respond to customer enquiries over the phone and via email – Input customer information into internal systems – General administrative duties including scanning, filing, and document management Senior Office Administrator – You: – At least 5 years’ experience in an administrative or operational support role – Excellent telephone manner and confident communicator – Highly organised with a keen eye for detail – Proficient in Microsoft Office (Word, Excel, Outlook); experience with IRIS is a bonus – Adaptable, willing to learn, and able to manage multiple priorities – Experience in professional service environments such as legal, accountancy, or consultancy is desirable – Friendly, team-focused attitude with a proactive mindset Senior Office Administrator – Benefits: – Company pension scheme – 25 days annual leave (+ 1 day Birthday leave) – Career progression opportunities – Free on-site parking Application Process: If you’re looking to join a supportive and ambitious team where you can make a real impact, we’d love to hear from you. To submit your CV for this exciting Senior Office Administrator opportunity, please click ‘Apply’ now