Job Summary

System Administrator L1

- IT Telecomms

- System Administration

- Mumbai

- Permanent / Full Time Role Overview

To provide 1st, 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 workplace 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.

Responsibilities

- Maintaining/contributing to KMS for client and internal team, for both technical processes
- Server monitoring using Logic, N-ABLE, Logic Monitor, Basic Intune / SCCM configurations
- Understanding of O365, Mimecast, Intune, Azure integration
- Manage security settings on Microsoft ATP
- Knowledge of endpoint security at CSP level for Sophos, SentinelOne, CrowdStrike etc.
- Ability to perform initial investigation on security breach alerts
- 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
- Execution of maintenance tasks, App upgrades, patch escalations etc.
- Monitor, Investigate and escalate issues in timely manner as per escalation Matrix
- Ability to manage technical escalations from client/end user/internal team
- Migration of VM s from on premise to cloud
- Basic understanding of SQL, maintenance plan, backup
- Understanding of certificate management on appliance, servers, websites




- 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.
- Routine firmware upgrades of Physical Servers.

- Capacity planning and management
- Patching ESXi hosts and vCenter updates
- Basic know how of linux
- Availability during critical outages impacting multiple functions
- Maintain the performance level and upkeep virtual, physical infrastructure
- Working within the team to develop processes to enable Automation, Orchestration, and enhance existing services
- Knowledge of vulnerability management and critical remediation
- Change management, performing RCA and able to clearly articulate the actions/outcomes Key Competencies

To succeed in this role, you will have the following experience and competencies.

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

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 System Administrator (Mumbai)
🏢 Brennan It
📍 Mumbai