Administrator

Mercury; Dublin; Hybrid; EUR 32,000 - 42,000; Full time

Job summary

Mercury, a European leader in construction solutions, is seeking an HR Administrator for Ballycoolin Business Park, Dublin. The role supports the HR function, maintains records, and ensures timely administration across designated units.

A hybrid working model applies (3 days in the office, 2 days remote). Key responsibilities include maintaining HR files, processing starters/leavers in SAP, onboarding, and coordinating exit processes.

Qualifications

• Minimum 2 years' experience in a similar administration support role.
• Proven ability to handle confidential information with discretion.
• Excellent IT skills, including proficiency in Microsoft Office.
• Fluent English

Responsibilities

• Maintain accurate, up-to-date and well-organised digital HR files.
• Respond to reference requests for current and former employees in line with departmental procedures.
• Maintain electronic and paper-based personnel files and ensure filing is completed in a timely manner.
• Support the management of tasks and requests received through the HR shared inbox.
• Maintain an up-to-date procedures manual for core HR administration activities.
• Maintain accurate employee data in SAP systems, including processing starters, leavers, sickness absence and other leave as required.
• Work closely with HR Business Partners and Payroll to communicate employee changes and support benefits administration.
• Support the onboarding process for new employees through Mercury Experience or DocuSign, including preparing contracts of employment and related documentation.
• Acknowledge and process resignations in a timely manner.
• Complete administration for leavers, including cases related to disciplinary action, ensuring appropriate filing in line with employment legislation.
• Coordinate exit interviews for all employees electronically.

Skills

Relationship management

Communication skills

Problem solving

Attention to detail

Customer service

Tools

Microsoft Office

SAP

Job description

Administrator, Ballycoolin Business Park, Dublin

Mercury is the European leader in construction solutions.

We build and manage complex engineering & construction projects for the world's leading corporations. Our solutions help deliver technologies and life changing advancements that connect people, communities, and businesses, giving them the power to achieve incredible things. Our people have the courage to be innovative. Their determination and sharp focus enable us to deliver with certainty, time and time again.

We deliver our clients' visions through leading edge construction solutions across multiple sectors, including Enterprise Data Centres, Advanced Technology & Life Sciences, Hyperscale Data Centres, Fire Protection.

At Mercury, it is our duty to encourage and back our people to realise their vision of themselves. We place them at the heart of what we do, providing challenging opportunities to develop within a great team in a supportive environment that allows them to reach their full potential.

Due to the nature of this role, we cannot provide employment visa sponsorship. Candidates must already hold the right to work in Ireland without requiring further visa support.

About The Role

The Administrator reports directly to the HRIS Manager and plays a key role in supporting the wider HR function through efficient, accurate and timely administration.

This role is responsible for maintaining HR records, supporting employee lifecycle processes, and ensuring a high standard of service across designated business units within the organisation.

The HR Administrator works closely with the wider HR team and collaborates with Centres of Expertise including HR Business Partners, Talent Acquisition, Talent Development, HR Policy & Governance, Global Mobility, Reward, Payroll and Tax.

Hybrid Working Model - 3 days in the office and 2 days working from home

Administration

Key Responsibilities:

• Maintain accurate, up-to-date and well-organised digital HR files.
• Respond to reference requests for current and former employees in line with departmental procedures.
• Maintain electronic and paper-based personnel files and ensure filing is completed in a timely manner.
• Support the management of tasks and requests received through the HR shared inbox.
• Maintain an up-to-date procedures manual for core HR administration activities.

HR Systems

• Maintain accurate employee data in SAP systems, including processing starters, leavers, sickness absence and other leave as required.
• Work closely with HR Business Partners and Payroll to communicate employee changes and support benefits administration.

Onboarding And Induction

• Support the onboarding process for new employees through Mercury Experience or DocuSign, including preparing contracts of employment and related documentation.

Leaver Administration

• Acknowledge and process resignations in a timely manner.
• Complete administration for leavers, including cases related to disciplinary action, ensuring appropriate filing in line with employment legislation.
• Coordinate exit interviews for all employees electronically.

General Duties

• Take reasonable care for your own health and safety and that of others, and ensure company Health & Safety policies and procedures are followed.
• Promote company policies and values, supporting staff awareness and participation where appropriate.
• Adhere to the company's Data Protection Policy and procedures, ensuring confidential information is handled securely and disposed of appropriately.
• Carry out duties within the scope of the role as directed by HR Management.
• Undertake ad hoc duties consistent with the HR Administrator role.

Competencies

• Relationship management - builds strong working relationships with key stakeholders.
• Communication skills - communicates clearly and effectively, both verbally and in writing.
• Problem solving - applies a practical and open-minded approach to resolving issues.
• Attention to detail - produces accurate, high-quality work, maintains data integrity and follows compliance requirements carefully.

Essential Criterial For The Role

• A minimum of 2 years' experience in a similar administration support role.
• Proven ability to handle confidential information with discretion.
• Excellent IT skills, including proficiency in Microsoft Office.
• Ability to work as part of a team
• Fluent English

Desirable Criterial for the Role

• Experience using SAP systems
• Additional languages for example German, Spanish, French, Dutch, Italian.

Mercury is an equal opportunity employer