Office Administrator Job Description

The role usually gets created after administrative work has quietly spread across three or four people who each do a little of it, badly. Invoices sit unprocessed, files live in somebody's inbox, and nobody owns the supply cupboard. A single administrator makes the whole thing legible again. It is also a role where the gap between a good and a mediocre hire shows within a fortnight.

This template describes the hands-on version of the job, which is worth deliberately separating from the manager-level title before you write anything. Decide who the administrator supports, one team or the whole company, which systems they will work in daily, and whether reception duties or basic bookkeeping fall inside the role. Administrators are process people and read postings for exactly that kind of detail.

Replace the generic system names with your own, cut the duties you will keep elsewhere, and give a realistic picture of how interrupt-driven the day is. Advertise where you have filled admin roles before, and keep your own careers page current while the search runs. If the job leans toward reception or finance support, the generator below will produce that version instead.

Jasmin Erge

Written by Jasmin Erge, HR Content Specialist at Hirex. Reviewed by the Hirex Recruitment Team. Last updated August 20, 2026.

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About the Office Administrator role

An Office Administrator runs the daily administrative machinery of an office: handling correspondence, maintaining records and filing systems, processing invoices and expense paperwork, ordering supplies, and supporting colleagues with scheduling and documents. When the administrator is good, nobody notices the machinery. When the seat is empty, everyone does.

The title is often confused with Office Manager, but the two roles sit at different altitudes. An Office Administrator executes administrative processes hands-on: the filing, the data entry, the invoice processing, the meeting room bookings. An Office Manager owns the office as a whole, including budgets, vendor contracts, facilities decisions, and often supervising administrative staff, including administrators. In smaller companies one person may cover both, but decide which level you are actually hiring for before you post.

In your posting, list the concrete systems the administrator will touch: which document management or ERP software, whether they support one team or the whole company, and whether the role includes reception duties or bookkeeping support. Office administrators are process people, and specific process detail in a posting tells them you know what the job actually is.

Office Administrator job description template

Free download. Use it offline or customize it for your company.

Job brief

Our office needs an administrator who keeps routine tasks organized, accurate, and on schedule. You will manage correspondence and filing systems, process invoices and expense reports, keep office supplies stocked, coordinate meetings, and support colleagues with the documents and records they need.

You will be a good fit if you are highly organized, accurate with paperwork, and comfortable juggling requests from across the company. Your work will make sure the administrative side of our business runs so smoothly that everyone else can focus on their own work.

Responsibilities

  • Manage incoming and outgoing correspondence, including email, post, and courier deliveries
  • Maintain organized physical and digital filing systems so documents are easy to find
  • Process invoices, expense reports, and purchase orders accurately and on schedule
  • Keep employee, client, and supplier records up to date in company databases
  • Order and manage office supplies, and track spending against the supplies budget
  • Schedule meetings, book rooms, and prepare agendas and supporting documents
  • Answer and route phone calls, and greet visitors when reception needs support
  • Prepare reports, letters, and presentations for managers on request
  • Coordinate with IT, facilities, and external vendors on routine office issues
  • Support onboarding paperwork and workspace setup for new employees

Requirements and skills

  • Previous experience as an Office Administrator, administrative assistant, or similar role
  • Solid working knowledge of office procedures and record-keeping practices
  • Confident use of Microsoft Office or Google Workspace, especially documents and spreadsheets
  • Experience with office equipment and basic troubleshooting of printers and meeting tech
  • High accuracy with numbers and paperwork, particularly invoices and records
  • Strong organizational skills and the ability to prioritize competing requests
  • Professional written and verbal communication
  • High school diploma or equivalent; further study in office administration is helpful

Nice to have

  • Experience with ERP, accounting, or document management software
  • Basic bookkeeping knowledge for supporting the finance team
  • Experience coordinating office moves, events, or equipment rollouts
  • Familiarity with data protection practices for handling personnel and client records

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Frequently Asked Questions

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Common questions about the role, required skills and qualifications.

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