IT HUB NN is an international division providing services for the whole world placed in the Czech Republic.

Working in multiculture and inspiring environment we respect the NN values in communicaton and approach to each other. If you´re looking for informal atmosphere you´ll feel like „fish in water“ with us.

Active Directory Admin

Job Purpose:

In NN-Group, we have responsibilities for AD divided into several teams. This position will allow you to be involved in AD Infrastructure team. The primary purpose of this team is to: maintain all geographically distributed domain controllers, setting up federative connections and AD trusts, solve incidents, propose and automate repetitive tasks, develop and update on service.

Job Duties:


  • Support of the multiple AD forests and underlying infrastructure (incl. DHCP/DNS/ADFS/Exchange/PKI/ADCS)
  • Deploy infrastructure AD components and execute changes on the production AD infrastructure
  • Align with external suppliers on operational AD activities, monitor and manage the AD infrastructure components and support in solving issues and problems


  • Support development and maintenance of AD designs, guidelines and documentation procedures as well as ensure compliance with NN policies and standards.
  • Work with the security team to maintain and monitor AD security setup, provide reports on (security) issues, prioritization, turnaround times aimed at continuous improvement of the AD


  • Communication with domain owners within NN Group and alignment with risk managers throughout the NN Group
  • Provide on-call support outside of business hours in case of priority incidents

Requirements - soft skills

  • University degree in field of computer science or similar
  • English language on level C1 (Verbal, written, presentation)
  • Proactive approach to service management, monitoring, daily operations
  • Ability to work using SCRUM methodology and with other DevOps teams
  • Problem analysis and investigation, customer focus, service orientation
  • Creativity, initiative, flexibility and stress endurance
  • Ability to collaborate in international team and scale
  • Ability to coach other team members

Requirements - hard skills

  • 5+ Years of proven experience in managing of AD Infrastructure (preferably in an enterprise)
  • Deep understanding of Microsoft Infrastructure in general - Microsoft Active Directory 2012/2016, Microsoft Windows Server 2012/2016, ADFS 3.0/4.0, Azure AD, ADCS, Hyper-V, Microsoft ATA/ATP
  • AD – In depth knowledge of AD partitions, Sites and Services, GPOs, replication, trusts, domain boundary, Kerberos, object and attributes, backup and snapshots, PowerShell AD management
  • ADFS – Onboarding applications, certificates, STS and WAP servers
  • Maintenance, Monitoring and Patching - Experience with WSUS and patching
  • DNS – Understand zone types, forwarders, replication, PowerShell DNS management, SRV related records
  • Network – Understand IP and subnets, DHCP servers, DHCP client options, scopes and replication

Advantages and nice to haves

  • Experience with Quest GPO Admin is highly desirable
  • Powershell automation – Reduce effort needed on reoccurring operational tasks. Ability to read/change functionality of given scrips.
  • MCSA/MCSE certification is an advantage
  • Experience with following technologies is an advantage: Citrix, C#, .NET Framework, CyberArk, ServiceNow, PKI, Spotfire, VSTS, AWS, ArcSight, Nessus, Splunk
  • CISSP / CISM certification is nice to have
  • General IT security and risk awareness is nice to have
  • Knowledge of Azure MFA configuration and management is nice to have
  • Deployment of AD and AD Azure with PowerShell DCS is nice to have

Why Choose us?

  • We were here as the first foreign insurance company and we have been here for 25 years
  • We strongly support personal and career growth
  • Modern working environment in the center of Prague
  • And most important thing for us. We are a team, not just bunch of colleagues from work

Informace o pozici

NN Životní pojišťovna a NN Penzijní společnost
Požadované vzdělání: Bakalářské
Požadované jazyky: Angličtina (Pokročilá)
Zařazeno: IS/IT: Správa systémů a HW
Typ pracovního poměru
Typ pracovního poměru: Práce na plný úvazek
Délka pracovního poměru
Délka pracovního poměru: Na dobu neurčitou
Typ smluvního vztahu
Typ smluvního vztahu: pracovní smlouva
Zadavatel: Zaměstnavatel

NN Životní pojišťovna a NN Penzijní společnost, Veronika Cihan
Nádražní 344/25, 15000 Praha – Smíchov, Česká republika