Senior System Administrator

• Global Business
• Hybrid - 2 days in office 15 mins south of Cork City
• Long term 12 month rolling contract - €400 - €450 per day

We are seeking a highly skilled and experienced Senior System Administrator with exceptional expertise in Active Directory (AD) to join a dynamic IT team. The ideal candidate will be responsible for managing, maintaining, and optimizing an Active Directory environment, ensuring its stability, security, and efficiency. This role requires a deep understanding of AD architecture, GPOs, DNS, DHCP, and related technologies.

• Active Directory Management:

  • Design, implement, and manage a robust Active Directory infrastructure.
  • Maintain AD forests, domains, organizational units (OUs), and Group Policy Objects (GPOs).
  • Ensure AD replication health and troubleshoot replication issues.

• Security and Compliance:

  • Implement and enforce AD security best practices.
  • Perform regular audits of AD permissions and security settings.
  • Ensure compliance with company policies and industry standards.

• System Maintenance and Optimization:

  • Monitor system performance and optimize AD operations.
  • Plan and execute AD schema changes, upgrades, and migrations.
  • Develop and maintain PowerShell scripts for automation and reporting.

• Troubleshooting and Support:

  • Provide advanced support for AD-related issues.
  • Resolve escalated service desk tickets related to AD.
  • Collaborate with other IT teams to address and resolve complex issues.

• Backup and Disaster Recovery:

  • Implement and manage AD backup and recovery processes.
  • Develop and test disaster recovery plans for AD.

• Documentation and Training:

  • Create and maintain comprehensive AD documentation.
  • Provide training and guidance to junior administrators and IT staff.

• Education and Experience:

  • Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent experience.
  • Minimum of 5-7 years of experience in system administration with a focus on Active Directory.

• Technical Skills:

  • Expert-level knowledge of Active Directory, including design, implementation, and troubleshooting.
  • Proficiency in Group Policy management and configuration.
  • Strong understanding of DNS, DHCP, and network protocols related to AD.
  • Experience with AD migrations, upgrades, and integrations.
  • Solid scripting skills, particularly in PowerShell.
  • Familiarity with Windows Server environments and related technologies.

From here on out a great opportunity awaits for a contractor whom is keen to get stuck into a large piece of work that will keep you busy and engaged for the foreseeable future. 

Please CLICK APPLY to be immediately considered!