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Greensquares have an exciting opportunity for a Senior Office Administrator to join their team.
Location: Merthyr Tydfil, CF48 1YL
Salary: £25,000 to £28,000 per annum depending on experience
Job Type: Full-time, Permanent
Working 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!
