Administration Officer

Tetra Tech Europe; Southampton; On-site; GBP 25,000 - 35,000; Full time

Job summary

A leading consulting and engineering firm in Southampton seeks a skilled administrator to manage daily office operations and deliver exceptional internal customer service. The ideal candidate will have proven administrative experience, strong organisational skills, and a service-first mindset. Responsibilities include managing hospitality, greeting visitors, and ensuring a welcoming workplace. The role offers a collaborative environment and competitive benefits.

Benefits

Competitive compensation

Collaborative work environment

Support for individual performance

Qualifications

• Proven administrative experience with a service-first attitude.
• Strong organisational skills and reliable under pressure.
• Experience managing hospitality and vendor interactions.

Responsibilities

• Manage day-to-day office operations and front-of-house services.
• Support internal customer service and office compliance topics.
• Prioritise tasks and complete routine administration independently.

Skills

Organisational skills

Interpersonal skills

Proficient with Microsoft Office

Problem solving

Job description

Are you an organised, service-focused administrator who keeps office life running smoothly? Tetra Tech is seeking skilled administration and support staff who take the initiative, excel at office operations and hospitality, and deliver quality internal customer service to local and national teams. If you can prioritise effectively, work independently, and create a welcoming workplace that enables colleagues to get on with their best work, we want to hear from you.

About the Role

You will be a key part of our national support team, responsible for day‑to‑day office operations, front‑of‑house hospitality, and prompt, helpful internal customer service. You’ll manage competing priorities with good judgement, act on your own initiative, and contribute to a calm, efficient workplace.

Key Responsibilities

• Run day‑to‑day office operations: supplies, mail and reception, office security protocols, and escalated issues in the right direction
• Help support and deliver office compliance topics: Health and Safety, first aid, facilities co‑ordination of maintenance
• Book meeting rooms and support hospitality and front‑of‑house service: greet visitors, coordinate catering and refreshments
• Deliver high‑quality internal customer service as part of a larger support team: respond to staff requests, deliver internal projects, and support other colleagues where necessary
• Prioritise tasks and manage workload independently; complete routine administration with minimal supervision
• Work collaboratively with colleagues across functions to support business needs

Essential Skills & Attributes

• Proven administrative experience and strong organisational skills
• Service‑first attitude with excellent interpersonal skills
• Able to prioritise effectively and work on your own initiative
• Comfortable managing hospitality and vendor interactions (catering, couriers, orders)
• Reliable, flexible, and able to remain calm under pressure
• Proficient with Microsoft Office (Outlook, Word, Excel) and experienced using online booking/communication tools
• Team‑player mindset with a practical approach to problem solving

About Tetra Tech

Tetra Tech is a leading provider of high‑end consulting and engineering services for projects worldwide. We combine the resources of a global, multibillion dollar company with local, client‑focused delivery in more than 400 locations around the world. We are Leading with Science® to provide sustainable and resilient solutions for our clients.

At Tetra Tech, we provide a collaborative environment that supports individual performance, innovation, and creativity. We are proud to offer competitive compensation and benefits.

For more information on our company, please visit our website at www.tetratecheurope.com. To apply, please submit your CV and cover letter on the Careers section of our website.

We thank all applicants for their interest; however, only those selected for an interview will be contacted.

Tetra Tech is an equal opportunities employer and encourages applications from all suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, transgender status, religion or belief, marital status, or pregnancy and maternity/shared parental leave, in line with the Equalities Act 2010.