IT Network Administrator

4 days ago

Bengaluru, Karnataka, India Oraiyan Groups Full time

Key Responsibilities :

- Install, configure, and maintain routers, switches, firewalls, wireless access points, and other networking hardware.

- Monitor network performance and troubleshoot issues related to connectivity, latency, bandwidth, and hardware/software failures.

- Manage and support LAN, WAN, and Internet connections, ensuring 24/7 uptime and redundancy.

- Administer firewalls, VPNs, and network security policies to ensure data integrity and compliance.

- Perform regular network maintenance and system upgrades including patches, hotfixes, and firmware updates.

- Manage user access, permissions, and network policies in accordance with IT and security standards.

- Conduct regular network security audits and assist in vulnerability assessments.

- Maintain network documentation including diagrams, configurations, and change logs.

- Collaborate with vendors, service providers, and IT staff for network-related procurement and Provide technical support to users on network-related issues and escalate where needed.

- Ensure backup and disaster recovery systems are in place and regularly Skills & Qualifications :

- Bachelors degree in Computer Science, Information Technology, or a related field.

- Minimum 7 years of hands-on experience in network administration and support.

- Strong knowledge of TCP/IP, DNS, DHCP, VPN, VLAN, routing protocols (OSPF, BGP), and subnetting.

- Experience with Cisco, Fortinet, Palo Alto, or similar networking equipment.

- Proficient in managing Windows and/or Linux-based network environments.

- Understanding of cybersecurity best practices and firewall configurations.

- Experience with network monitoring tools (e.g., PRTG, SolarWinds, Nagios).

- Strong troubleshooting and analytical skills.

- Excellent written and verbal communication Certifications :

- CCNA / CCNP (Cisco Certified Network Associate / Professional)

- CompTIA Network+

- Fortinet NSE Certifications

- Microsoft Certified : Azure Network Engineer Associate (optional, if cloud exposure is needed)


Nice to Have :

- Exposure to cloud networking (AWS, Azure, GCP).

- Knowledge of VoIP, video conferencing systems, and unified communications.

- Experience in ITIL-based service environments

(ref:hirist.tech)

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