System Administrator

3 weeks ago

Mumbai, Maharashtra, India LDS Infotech Pvt. Ltd. Full time

We are seeking a highly skilled and proactive System Administrator with over 4 years of hands-on experience in managing IT infrastructure, system performance, and security across multi-platform environments. The ideal candidate should have strong expertise in Windows and/or Linux systems, network configurations, cloud services, and troubleshooting enterprise-level issues.

Key Responsibilities :

- Manage, configure, and monitor Windows and Linux servers (on-premises and/or cloud).

- Maintain and upgrade system software and firmware on a regular basis.

- Apply OS patches and upgrades regularly, and upgrade administrative tools and utilities.

- Monitor system performance, availability, and capacity planning.

- Administer cloud environments (AWS / Azure / GCP).

- Manage virtual environments (VMware, Hyper-V, or similar platforms).

- Implement backup and disaster recovery plans using cloud and local tools.

- Ensure system security through firewalls, antivirus, patch management, and access controls.

- Conduct regular audits and vulnerability scans.

- Assist in compliance efforts (e.g., ISO, GDPR, SOC2, HIPAA depending on industry).

- Troubleshoot and resolve network issues including DNS, DHCP, VPN, routing, and firewalls.

- Manage network hardware (switches, routers, access points, etc.).

- Collaborate with Network Engineers on LAN/WAN deployments and performance tuning.

- Provide Level 2/3 support to internal users for hardware, software, and connectivity issues.

- Manage user accounts, permissions, and access rights in Active Directory or similar identity systems.

- Train and support junior team members and document processes.

- Use system monitoring tools (Nagios, Zabbix, SolarWinds, etc.) to track performance and incidents.

- Generate reports for uptime, usage, and anomalies.

- Maintain logs for audit and Skills & Qualifications :

- Bachelors degree in Computer Science, IT, or a related field (or equivalent experience).

- 4+ years of experience in System Administration.

- Strong knowledge of Windows Server and/or Linux OS administration.

- Experience with cloud platforms (AWS, Azure, GCP).

- Proficiency in scripting (PowerShell, Bash, or Python).

- Working knowledge of networking protocols and tools (TCP/IP, DNS, DHCP, VPN).

- Hands-on with Active Directory, Group Policy, DNS, DHCP, WSUS, etc.

- Familiarity with backup and recovery software and DR strategies.

- Solid understanding of ITIL processes (preferred).

Nice to Have :

- Relevant certifications (MCSA/MCSE, RHCSA/RHCE, AWS/Azure Associate, CompTIA Security+).

- Experience with containerization (Docker, Kubernetes).

- Familiarity with DevOps tools (Ansible, Jenkins, Terraform) is a plus.

- Exposure to ITSM tools like Jira, ServiceNow, etc

(ref:hirist.tech)

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