EUS Specialist (AD)
Location:
Katowice, PL Tornio, FI
Are you passionate about identity, security, and enterprise infrastructure? Join our Infrastructure team as an Active Directory Specialist and play a key role in maintaining secure, reliable, and scalable directory services that support our global business.
What you'll do
- Manage and continuously improve Active Directory services, including AD DS, DNS, Group Policy, AD CS, trusts, replication, and service accounts
- Provide expert 2nd and 3rd level support and participate in an agreed on-call rotation
- Lead troubleshooting and root cause analysis for authentication, authorization, Kerberos, LDAP, DNS, replication, and Group Policy issues
- Plan and implement AD upgrades, patching, testing, and lifecycle activities to ensure platform stability and compliance
- Translate security requirements into AD best practices, including least privilege, privileged access, tiered administration, and hardening
- Drive standardization, automation, monitoring, documentation, and operational improvements across the AD environment
- Support audits, access reviews, risk remediation, and security compliance initiatives
- Collaborate with Cyber Security, Infrastructure, OT teams, suppliers, and business stakeholders to deliver reliable directory services
- Mentor colleagues and contribute to continuous improvement across the Infrastructure team
What you'll bring
- Bachelor's degree in IT, Information Systems, or equivalent experience
- 5+ years experience administering enterprise Active Directory environments
- Strong knowledge of AD DS, DNS, Group Policy, AD CS, trusts, replication, Kerberos, and LDAP
- Experience troubleshooting complex authentication and identity-related issues
- Understanding of AD security, privileged access, hardening, and identity governance
- Familiarity with ITIL processes, change management, and documentation
- Automation experience with PowerShell is an advantage
- Strong analytical, communication, and collaboration skills with fluent English.
📬 Application
Please send your CV in English.
We appreciate your interest in joining our team and thank all applicants for their submissions. The position will remain open until a suitable candidate is found. We encourage you to apply as soon as possible. We look forward to receiving your application!
If you want to strengthen your expertise, solve complex identity challenges, and contribute to a secure and continuously improving IT environment, we invite you to apply. Join us and help shape the future of our Infrastructure services!