Senior System Administrator
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Role in brief
Social Discovery Group seeks a Senior System Administrator to oversee IT infrastructure, including Active Directory and VDI management. Candidates with extensive experience in Microsoft and VDI systems should apply.
About the role
In this role, you will manage the IT infrastructure at Social Discovery Group, focusing on critical systems like Active Directory, VDI, and server upgrades. You will be responsible for day-to-day administration and handling various tasks, including domain migrations and load-balancing solutions.
Success in this position involves effectively upgrading legacy servers, supporting VDI environments, and ensuring compliance with incident response SLAs. Your expertise in managing complex IT systems will be essential in maintaining operational efficiency and reliability.
Skills that matter here
- Active Directory: You will administer and migrate AD domains as part of your daily responsibilities.
- VDI: The role requires hands-on experience with VDI or terminal server platforms.
- Linux: You will work with various Linux distributions for server management and upgrades.
- Load balancing: Experience with nginx and HAProxy will be vital for rebuilding the load-balancing stack.
- Hyper-V: You will manage virtualization environments using Hyper-V and VMware ESXi.
- Group Policy: Day-to-day administration includes managing Group Policy settings.
Who this role suits
- A candidate who is detail-oriented and enjoys problem-solving in complex IT environments.
- Someone with a strong background in Microsoft and VDI systems, capable of managing migrations with minimal downtime.
- An individual who is comfortable with on-call rotations and incident handling within SLAs.
- A team player who can communicate effectively in English and collaborate with others.
From the employer
Key Responsibilities:
- Active Directory, DNS, DHCP, PKI, Group Policy — day-to-day administration
- AD domain migration to a new forest, replacing Citrix VDI with an alternative solution, rebuilding the load-balancing stack (nginx, HAProxy, keepalived/VRRP)
- Supporting VDI and terminal server farms, managing certificates
- Upgrading legacy Windows servers, decommissioning outdated systems
- Incident and request handling within SLA, on-call rotation
Requirements:
- 5+ years working with Microsoft and VDI infrastructure
- Hands-on experience with AD domain/forest migration (ADMT, SID History, phased migration with minimal downtime)
- Production experience with VDI or terminal server platforms
- Linux (Ubuntu, AlmaLinux, CentOS/RHEL), load balancing, Hyper-V/VMware ESXi
- English B1 or above
Questions about this role
What is the remote policy?
This position is fully remote.
What is the required seniority level?
The role is for a senior-level candidate with at least 5 years of relevant experience.
How do I apply?
Candidates can apply through the Social Discovery Group website.
✓ Apply here in a minute. Your application and answers go straight to the hiring person, so you never land in a spam pile.
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