Office Administrator
Tetra TechJobsCloseBy Editorial Insights
Tetra Tech is seeking an Office Administrator to join the Glasgow City Centre Water Consulting team, a full-time onsite temporary role through September with a potential extension. You will support a busy group of engineers, modellers and data analysts, handling reception, mailroom, purchasing, invoicing, travel bookings, stationery and PPE, fleet support, training administration and project coordination, working closely with the Office Manager. Key requirements include proven office administration experience, accuracy in supplier and client invoicing, strong organisation and proactive problem solving, clear communication and teamwork, and solid IT and confidentiality practices; a full UK driving licence is expected, with coaching or coordination experience desirable. To apply, tailor your CV with concrete examples of efficiency gains and service improvements, and show how you prioritise under pressure. We welcome adjustments under the Equality Act.
Office Administrator
Join Tetra Tech’s Water Consulting team in our Glasgow City Centre office as an Office Administrator, supporting a busy and collaborative team of engineers, modellers and data analysts. You will help ensure the smooth day-to-day running of the office, working closely with the Office Manager and wider project teams. Your responsibilities will include reception and visitor management, mailroom support, purchasing, supplier and client invoicing, travel and accommodation bookings, stationery and PPE ordering, fleet support, training administration and project-related coordination.
In the short term, you will play a key role in keeping office operations efficient and compliant, supporting both colleagues and clients. Over time, you will build trusted relationships across the team and contribute to improving processes, service delivery and team coordination. This temporary role is initially available until the end of August, with the possibility of extension.
- Office administration – Proven experience supporting busy office environments, with the ability to manage day-to-day tasks efficiently and professionally.
- Invoicing and finance support – Experience with supplier and client invoicing, along with good attention to detail and confidence in handling administrative finance processes.
- Organisation and initiative – Strong organisational skills, the ability to prioritise workloads and use initiative to solve problems and keep work moving smoothly.
- Communication and teamwork – Clear written and verbal communication skills, with the ability to work collaboratively and provide a high standard of service.
- IT and confidentiality – Excellent Microsoft Office skills, a discreet and confidential approach, and the ability to handle information responsibly.
Expected: Previous office-based administrative experience, clear communication skills, excellent IT ability, and a full UK driving licence.
Desirable: Experience supporting line management, coaching or team coordination.
Based full time in our Glasgow City Centre office. This is an office-based temporary role until the end of September, with the possibility of extension.
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Why
join Tetra Tech?
Tetra
Tech is a leading provider of consulting and engineering services working
across the full project lifecycle worldwide. We have a wide range
of expertise across our teams, providing a global support network
with a personalised approach to client relationships to better understand where
we can add value. We provide a collaborative environment that supports
individual performance, innovation, and creativity.
We support public and private sector clients on local, national, and international projects to deliver sustainable and resilient solutions. Our operations in the UK, Ireland, and the Netherlands include more than 6,000 employees who are Leading with Science® to solve our clients’ most complex problems.
In alignment with the Equality Act 2010, we will make reasonable adjustments to support candidates and employees requiring additional arrangements. This could include adaptations to work schedules, training approaches, or the physical workspace. Please inform us if you need any accommodations during the recruitment process or in your day-to-day role.