Role Overview
We are looking for an experienced Lead System Administrator who can manage and enhance our on-premises and cloud infrastructure, ensure high availability of servers and networks, and drive operational excellence across virtualization, Windows/Linux systems, networking, security, and data center operations.
This role will also lead our transition into containerization, including Amazon ECS/EKS adoption, scaling strategies, and automation initiatives.
While the candidate will collaborate closely with the existing team, this is a technical leadership role without direct reporting responsibilities.
Daily on-site presence is required at our Bengaluru office near Silk Board, so candidates residing nearby or willing to relocate are preferred.
Key Responsibilities
Core Infrastructure & Systems :
- Virtualization (VMware) : Manage and maintain VMware virtualization platforms, including provisioning, migration, and performance monitoring.
- Windows Server & Active Directory : Administer Windows Server environments, including installation, patching, and troubleshooting.
- Domain Controller Management : Manage and secure domain controllers, ensuring proper authentication, replication, and GPO policies.
- Linux Systems : Install, configure, and maintain Linux environments, ensuring performance and stability.
Networking & Security
- Networking : Configure and troubleshoot VLANs, routing, switching, and WLAN infrastructure.
- Firewall & Security : Implement, configure, and monitor firewall policies to ensure secure access.
Hardware & Data Center
- Server Hardware Management : Perform installation, upgrades, and troubleshooting of physical servers, with strong proficiency in RAID configuration and management.
- Data Center Operations : Support data center activities including monitoring, capacity planning, backup, and recovery.
Backup & Endpoint Security
- Backup & Recovery : Manage and monitor data backups using Veeam and native platform tools; ensure reliable recovery.
- Endpoint Protection : Deploy and manage endpoint security solutions (antivirus, EDR).
Cloud, Containerization & Scaling
- Cloud Infrastructure (Preferred AWS) : Support cloud infrastructure operations and hybrid integrations.
- Containerization & Orchestration :
Work with Amazon ECS and/or EKS for container deployments.
Build and manage containerized workloads using Docker and Kubernetes.
Configure scaling strategies including EKS Cluster Autoscaler, HPA, EC2 Auto Scaling Groups, and CloudWatch-based triggers.
Lead the adoption of containerization internally and mentor team members on these technologies.
Workplace Productivity Systems
- Office 365 & Google Workspace : Administer Office 365 services; support Google Workspace as an added advantage.
User & Automation Support
- End User Support : Provide technical assistance for desktops, laptops, applications, and peripherals.
- Scripting & Automation : Develop scripts in PowerShell, Python, or Batch to automate routine tasks.
Compliance & Governance
- Compliance & Inventory : Ensure ISO compliance and maintain accurate IT asset and software inventory records.
Required Skills & Competencies
- Strong experience in VMware virtualization.
- Solid knowledge of Windows Server, Active Directory, and Domain Controller management.
- Hands-on expertise with Linux systems administration.
- Strong networking skills (VLANs, routing, WLAN, firewall configuration).
- Proficiency in server hardware and RAID management.
- Knowledge of endpoint protection and Veeam backup solutions.
- Cloud infrastructure knowledge (AWS preferred).
- Working knowledge of Office 365 administration; Google Workspace is a plus.
- Scripting experience (PowerShell, Python, Batch).
- Awareness of ISO compliance and IT governance standards.
- Strong troubleshooting, documentation, and collaboration skills.
- Experience with Amazon ECS/EKS, Docker, and Kubernetes.
- Experience with auto-scaling, such as ASG, HPA, or Cluster Autoscaler.
- Understanding of infrastructure automation tools (Terraform, CloudFormation preferred but optional).
- Ability to drive containerization initiatives independently.
(ref:hirist.tech)
