Office/Accounts Administrator

KD Group (Engineering Contractors); Castlebar; On-site; EUR 32,000 - 42,000; Full time

Job summary

KD Group is a leading Irish mechanical engineering contractor based in Castlebar, Mayo. We are hiring an Office & Accounts Administrator to support payroll, accounts payable, and general administration in a busy construction and engineering environment.

Join a progressive company that values training and internal promotion. You will handle weekly payroll, supplier invoices, supplier reconciliations, and broad business support across finance and administration.

Qualifications

• Minimum 1–2 years’ experience in payroll, accounts payable, finance administration, or similar office-based role.
• Payroll processing experience is essential, ideally within an Irish payroll environment.
• Accounts payable, invoice processing, purchase order matching, or supplier reconciliation experience is highly desirable.
• Good working knowledge of Irish payroll procedures, Revenue requirements, employee records, and confidentiality requirements.
• Strong IT skills including Microsoft Office, Outlook, and Excel; experience with payroll, accounting, HR, or document management systems would be an advantage.

Responsibilities

• Process weekly payroll accurately and within agreed deadlines, ensuring all hours, overtime, holidays, deductions, pensions, and statutory payments are correctly recorded.
• Maintain payroll records for starters, leavers, amendments, holiday pay, sick pay, pensions, deductions, and other payroll-related changes.
• Ensure payroll administration is completed in line with Revenue requirements, Irish payroll legislation, company procedures, and internal approval processes.
• Respond to employee payroll queries in a professional, confidential, and timely manner.
• Process incoming supplier purchase invoices, credit notes, and statements, ensuring documents are uploaded correctly to the company document management system.
• Liaise with the purchasing department, project teams, and suppliers to verify PO numbers and resolve invoice queries.
• Match, code, and process verified invoices on the accounting system, allocating to general ledger, projects, departments, and cost centres.
• Reconcile supplier statements monthly and follow up on outstanding invoices or discrepancies.
• Maintain creditor listing and assist with supplier payment runs and supporting documentation.
• Support month-end processes, audit preparation, filing, document control, and general accounts administration.

Skills

Payroll processing

Accounts payable

Finance administration

Microsoft Office

Excel

Document management

Communication

Tools

Accounting software

Document management system

Payroll software

Job description

KD Group is a leading Irish mechanical engineering contractor, established in 2003 and headquartered in Castlebar, Co. Mayo. With a strong reputation for quality, safety, and innovation, KD Group delivers high-performance engineering solutions across a wide range of sectors including Healthcare, Pharmaceutical, Commercial, Hotel & Leisure, High-End Residential, Public, Industrial, Logistics, Food, Data Centre, and Energy. We are proud to be ISO 9001, ISO 14001, and ISO 45001 certified and to integrate BIM and off-site prefabrication into our projects.

At KD Group we provide an environment where you will have the freedom to develop and grow to your full potential. We champion our core values and uphold the highest standards of Safety and Well-being, Innovation, Integrity, Collaboration, Passion, Integrity and Excellence in everything we do. As the company continues to grow, KD Group is strengthening its internal support functions to ensure our people, payroll, finance, and administration systems continue to operate to a high standard across the business.

The Role:

Immediate Hire

The Office & Accounts Administrator will play an important role in supporting the smooth day-to-day running of KD Group’s payroll, accounts payable, and general administration functions.

This is a varied and trusted role suited to an organised, detail-focused administrator who enjoys working across people, payroll, finance, compliance, and business support activities in a busy construction and engineering environment.

The successful candidate will support accurate weekly payroll processing, maintain confidential employee records, assist with recruitment and onboarding administration, process supplier invoices, reconcile supplier accounts, and provide reliable administrative support to the finance, and management teams.

KD Group is a progressive company that always seeks to develop its employees. When you demonstrate aptitude and interest in furthering your career within the organisation, training and promotion will always be available to you.

Main Duties and Responsibilities:

Accounts Payable & Finance Administration

• Process incoming supplier purchase invoices, credit notes, and statements received by email or post, ensuring documents are uploaded correctly to the company document management system.
• Liaise with the purchasing department, project teams, and suppliers to verify purchase order numbers, confirm goods received, and resolve invoice queries.
• Match, code, and process verified invoices on the accounting system, ensuring accurate allocation to the general ledger, projects, departments, and cost centres.
• Reconcile supplier statements on a monthly basis and follow up on outstanding invoices, credit notes, or discrepancies.
• Maintain and update the creditor listing and assist with supplier payment runs and supporting documentation.
• Maintain supplier records and assist with the set-up of supplier invoice templates within the internal document management system.
• Support month-end processes, audit preparation, filing, document control, and general accounts administration.
• Ensure all finance administration is completed in line with company policies, approval procedures, and financial control requirements.

Payroll Administration

• Process weekly payroll accurately and within agreed deadlines, ensuring all hours, overtime, holidays, deductions, pensions, and statutory payments are correctly recorded.
• Maintain payroll records for starters, leavers, amendments, holiday pay, sick pay, pensions, deductions, and other payroll-related changes.
• Ensure payroll administration is completed in line with Revenue requirements, Irish payroll legislation, company procedures, and internal approval processes.
• Respond to employee payroll queries in a professional, confidential, and timely manner.

General Administration & Business Support

• Provide professional administrative support to management, finance, and operational departments as required.
• Assist with internal reporting, data entry, document control, filing, correspondence, and maintaining accurate business records.
• Support continuous improvement of administration processes, templates, records, and internal workflows.
• Carry out other ad-hoc duties as required to support the wider business.

Knowledge, Skills and Experience:

• Minimum of 1–2 years’ experience in a payroll, accounts payable, finance administration, or similar office-based role.
• Payroll processing experience is essential, ideally within an Irish payroll environment.
• Accounts payable, invoice processing, purchase order matching, or supplier reconciliation experience is highly desirable.
• Good working knowledge of Irish payroll procedures, Revenue requirements, employee records, and confidentiality requirements.
• Strong organisational skills with the ability to manage deadlines, prioritise workload, and follow tasks through to completion.
• High level of accuracy, attention to detail, discretion, and confidentiality.
• Strong IT skills including Microsoft Office, Outlook, and Excel; experience with payroll, accounting, HR, or document management systems would be an advantage.
• Excellent communication and interpersonal skills, with the ability to deal professionally with employees, suppliers, and internal departments.
• Fluent spoken English and a professional telephone manner are essential for handling customer and supplier enquiries.
• A proactive, practical, and solution-focused approach with a willingness to learn and support different areas of the business.
• Experience within construction, engineering, contracting, or a multi-site business environment would be beneficial but is not essential.
• A professional and positive attitude with the ability to work both independently and as part of a team.