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HR Administrator (3-months contract)

Posted November 21, 2025
Full-time Associate

Job Overview

Optimal, on behalf of its client, a well-established hospitality group, is seeking an HR Administrator based in Athens.

The ideal candidate will have a generalist HR background, with payroll to support our team. This is a hands-on role that requires someone who can manage day-to-day HR operations while also identifying and implementing process improvements to enhance efficiency and effectiveness.

Job Description

  • Handle onboarding/offboarding processes as related to the payroll system and ERGANI system, including all required declarations and submissions
  • Enter and manage work schedules and any changes and updates in the ERGANI system
  • Collects and analyses payroll-related data such as overtime, shifts, maternity leaves, advance payments, vacation planning, and other payroll components, and utilizes HRM and payroll platforms to produce necessary payroll calculations
  • Act as a key contact for payroll and HR-related queries, ensuring employees receive the necessary support
  • Ensure compliance with labor laws and regulations, maintaining accurate employee records and managing reporting requirements
  • Handle inquiries and requests from customers and address their needs
  • Process full payroll cycle with efficiency, accuracy, ensuring compliance with labor laws and regulations
  • Provides, in cooperation with the Legal Department, labor law advice for company’s clients
  • Performs various administration tasks relevant to the HR/Workforce department

Requirements

  • Bachelor’s degree in Human Resources, Business Administration, Accounting or a related field
  • At least 2 years of experience in an HR Assistant role, including payroll processing and workforce management
  • Excellent knowledge of ERGANI, EFKA procedures, and payroll regulations
  • Solid understanding of current Greek labor and social security legislation
  • Familiarity with Business Payroll software by Epsilon Net
  • Professional certification (office: outlook, excel)
  • Advanced business writing and oral skills both in Greek and English
  • Ability to handle confidential information and solve problems effectively
  • Excellent organizational and time-management skills
  • Ability to multitask and juggle several responsibilities simultaneously and meet deadlines
  • Strong problem-solving and decision-making abilities, with attention to detail

Benefits

  • Competitive remuneration package
  • Health and Life Insurance Plan
  • Excellent career opportunities and learning development
  • Modern and friendly working environment
  • Working within an outstanding Team of experts in a dynamic and fast-growing organization

About Optimal

Since 2005, Optimal has provided unparalleled, bespoke HR services to large organizations and SMEs operating in the EMEA region. We pride ourselves on delivering a 360° business support platform to our clients through 6 service divisions:

  • Talent Acquisition 
  • HR Strategy & Talent Development
  • Learning & Development
  • Workforce Management
  • Recruiting
  • Outplacement

 

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