Senior HR Administrator — Hybrid, Payroll & Process Improvement

ROCKWOOL Group; Poznań; On-site; PLN 90,000 - 120,000; Full time

Benefits offered by this job

Office in Poznań city center

Permanent contract after probation

Development package

Team building events

Barrier-free office building

Job summary

ROCKWOOL Group is seeking a Senior HR Administrator to join the HR Admin team at our Poznań office. You will own HR Administration processes, contribute to improvements, and support international projects within ROCKWOOL Global Business Service Center.

The role requires 5+ years in HR Administration, strong knowledge of Polish labour law, and experience with HR systems (Workday). Fluency in English (C1) and the ability to handle confidential information are essential.

Qualifications

• 5+ years of HR Administration experience, independently handling HR processes throughout the employee lifecycle.
• Solid experience with modern HR processes (onboarding, administration, offboarding).
• Experience owning HR processes and driving improvements in a global setting.
• Knowledge of Polish labour law and HR administration practices.
• Experience with payroll providers and internal stakeholders; English at C1 level.

Responsibilities

• Independently performing HR Administration tasks across onboarding, employment, and offboarding.
• First point of contact for employees on HR Administration queries.
• Maintain HR documentation for employment processes with accuracy and compliance.
• Prepare HR input for payroll and liaise with external payroll provider.
• Administer employee benefits and ensure high-quality benefits management.
• Maintain HR systems and prepare HR statistics and analyses; ensure data hygiene.

Skills

HR Administration

Polish Labour Law

Workday

English (C1)

HR Data & Reporting

Communication Skills

Education

University degree in related field

Tools

HRIS (Workday)

Job description

ROCKWOOL Group is seeking a Senior HR Administrator to join the HR Admin team at our Poznań office. You will own HR Administration processes, contribute to improvements, and support international projects within ROCKWOOL Global Business Service Center.

The role requires 5+ years in HR Administration, strong knowledge of Polish labour law, and experience with HR systems (Workday). Fluency in English (C1) and the ability to handle confidential information are essential.