_{16th June, 2025}

System Administrator

Brennan. Where true performance thrives. 
At Brennan, we believe that how technology is delivered is every bit as important as what the technology is. We focus on creating real and relevant value for customers with solutions that fit their specific needs and always reflect their true interests. 
It’s a claim backed by our True Performance System – a way of working engineered to get us closer, and deliver better, for our customers and their actual experience of technology. 
  
Why join Brennan 
True performance for our customers starts with a true belief in our people. 
It’s why we’ve structured our business to help our teams, and their talents, shine bright. It's why we’ve created a workplace where people of all backgrounds, beliefs and experiences are welcomed and empowered. And it’s why we’ve built an organisation where real innovation makes a genuine impact and generates true rewards for our team members. 
  
True rewards 
In addition to competitive remuneration, Brennan offers extensive benefits, including: 

• Training and certification bonuses 
• Culture Awards that recognise excellence 
• Brennan Daredevils – our annual, all-expenses paid trip awarded to our top performers and outstanding contributors 
• Vibrant, fun social activities 
• Discounted hardware and software 
• An environment that embraces learning and development

The Role

To provide 1st, 2nd or 3rd level technical support to Brennan IT clients, engineers and staff, 1st level monitoring and technical support to Brennan IT clients and staff. To coordinate, collaborate and escalate incidents within stipulated timelines, maintain existing cloud/infrastructure services and ensure that environment runs in an optimal way. and Continuously Improve the Efficiency and Excellence of Service Delivery as Measured by Client facing Surveys and Ratings in every department you are part of.

2-5 yrs minimum experience in Windows Server Administration / System Administration / Wintel Administration / Hyper V Administration / IT Technical Support role/ for international clients, preferably in Managed Services IT provider / IT Companies.

Role Responsibilities

• Maintaining/contributing to KMS for client and internal team, for both technical & processes
• Server monitoring using SCOM, N-ABLE, Logic Monitor, Basic Intune / SCCM configurations
• Understanding of O365, Mimecast, Intune, Azure integration
• Vendor Management (hardware and Software vendors – HP, Dell, MS, VM, Citrix and others)
• Storage understanding NAS, SAN e.g., data domain, IBM, Netapp, Hitachi, Fujitsu, HP 3par
• Administration of Windows Server, groups, group policies, DNS, DHCP
• Understanding of backups, replications for Veeam, Symantec, Zetro, Commvault
• On premises backup alert management, monitoring and restoration
• SSL certificate renewal and installation on various roles (IIS, ADFS, ADC-Netscaler, Apache, SQL Reporting Services, WAS, Load Balancers)
• Smooth and timely customer engagement
• Disk, CPU, Snapshot management provisioning
• Monitor, manage experience with ESXI/Hyper-V hosts, Nutanix, Dell, HP SimpliVity
• Manage understand Failover Cluster, NLB
• Citrix/RDS/WVD knowledge with application publishing, upgrading, managing securely
• Manage windows update compliance.
• Antivirus Management, Sophos, Defender.
• Patching ESXi hosts and vCenter updates
• Knowledge of vulnerability management and critical remediation
• Change management, performing RCA and able to clearly articulate the actions/outcomes

Key Competencies and Qualifications required

• Knowledge of as many more technologies like VMware, Windows Hypervisors, Azure Administrations, O365, Mimecast, SQL Administration, Windows Administration.
• Should have experience in VM Deployment, VM Migration, managing host clusters
• Extremely high-level attention to detail with methodical troubleshooting process
• Good verbal and written communication skills
• Must have knowledge of Storage technologies like HP, IBM, Dell, Cisco servers, O365, Azure Administration)
• Proactive vs Reactive approach
• ITIL Service Management Foundation accreditation

 Essential Skills

• Windows Server including 2016/2019, DNS, DHCP, Group Policy
• Active Directory 2012 and above
• VMware / Virtualization (Hyper – V, VMware)
• O365, Azure Administration

Desired Skills

• Exposure to Backup tools like Veeam/Commvault/Backup exec
• Windows Administration certifications 2012 and above
• Exposure to SAN /NAS
• MS Azure and Office 365 Administration
• Symantec Endpoint or McAfee or Sophos or Sentinel One or CrowdStrike
• Exposure to Blade servers and configurations
• ITIL Foundation and ServiceNow ITSM tool

Brennan is an equal opportunity employer

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