Mäntsälä

Office Assistant

We are looking for an organized, proactive, and service-oriented Office Assistant for our client in Mäntsälä to support HR and administrative operations at a manufacturing site. In this role, you will work closely with employees, managers, payroll, occupational health services, and other stakeholders to ensure smooth and efficient daily operations.

Role Overview

The position combines HR administration, payroll support, reporting, training coordination, and general site administration. You will maintain employee records, support payroll processes, prepare HR and EHS reports, and serve as a key user for HR-related systems. You will also provide practical support to employees and managers and help ensure that HR processes are carried out accurately and in compliance with company policies.

A key part of the role is coordinating training activities and employee services. This includes arranging internal training sessions, managing registrations and logistics, supporting onboarding and offboarding processes, and coordinating activities with occupational health care providers. In addition, you will assist with visitor arrangements, employee benefits administration, and various site-related administrative tasks.

You will also contribute to employee engagement and workplace wellbeing by supporting personnel events, recognition programs, and wellbeing initiatives. Furthermore, you will help promote a strong culture of quality, hygiene, safety, and compliance throughout the site. The role requires on-site work in Mäntsälä, especially at the beginning to ensure a successful onboarding

Main Responsibilities

  • Maintain HR records and personnel documentation
  • Support payroll administration and related reporting
  • Prepare HR, EHS, and other administrative reports
  • Coordinate training programs and employee development activities
  • Support onboarding, offboarding, and occupational health processes
  • Provide administrative support to employees and managers
  • Assist in organizing employee events and wellbeing initiatives
  • Promote compliance with company quality, safety, and hygiene standards

Qualifications

  • Relevant education in HR, Business Administration, or a related field
  • Minimum two years of experience in HR, administration, payroll support, or a similar role
  • Knowledge of employment legislation and HR processes
  • Ability to handle confidential information with discretion
  • Strong organizational and communication skills
  • Good computer and data management skills
  • Fluent written and spoken Finnish & English

Experience with SAP or other HR/ERP systems and previous experience in a manufacturing environment are considered an advantage.

What We Offer

We offer a versatile role in an international manufacturing environment where you will have the opportunity to contribute to both employee experience and business performance. You will be part of a collaborative team and have the opportunity to develop your skills across a broad range of HR and administrative activities. The salary range for this position is approximately €2,800-€3,600 per month, depending on the selected candidate’s experience and qualifications.

More information

This role is fixed-term for approximately 3 months, and the employment is done through Poolia Finland Oy. Please send us your resume and cover letter through Poolia’s website by clicking the Hae Työpaikkaa button. Please note that we don’t accept applications sent via email.
The position will be filled, and the job advertisement closed, as soon as the right candidate is found. If you have any questions, Poolia’s consultants, Vera (vera@poolia.fi) and Sakari (sakari@poolia.fi) will be happy to help!

Poolia Suomi Oy

Poolia has specialised in recruiting, headhunting and sourcing professional workforce in project work. We operate in the following areas: administration, finance and accounting, IT, HR, marketing and sales as well as management. Poolia Suomi Oy is a member of HELA and OMX-listed company. Our up-to-date information in accordance with Contractor’s Obligations and Liability Act can be found at: www.vastuullinenyritys.fi.

Nb! By applying for this position, you give us the permission to retain and use your information according to our data protection and register description.

Sijainti
Mäntsälä
Työsuhteen tyyppi
Määräaikainen
Ilmoitus jätetty
20.07.2026
Viitenumero
24410981
Yhteyshenkilö

Vera Kusmin

vera@poolia.fi

p. +358 20 7290 850