Rajeesh Kumar Email & Phone Number

Ajman, United Arab Emirates

Highly experienced network and system administrator with 9+ years of expertise. Skilled in designing, implementing, and maintaining resilient network infrastructures. Strong system administration background, enabling a comprehensive understanding of diverse systems and their integration in complex environments. Proficient in providing efficient system administration support, emphasizing meticulous attention to detail and proactive problem-solving for enhanced organizational functionality.

Bangalore

• Plan and design the network infrastructure and enterprise network solutions. Responsible for troubleshooting Cisco Routers/ voice gateways and firewalls•Managed, serviced and maintained most of the Cisco 3800 & 3900 series routers and 4500, 6500 series switches throughout the nation-wide Symantec data centre network. • Performed IOS upgrades on various models of layer 2/3 switches. • Restored and/or upgraded Cisco hardware using telnet and other application tools for local and remote configuration • Designing POA (Plan of Action) for any scheduled installation, up gradation, reconfiguration or maintenance activity. Preparing RCA (Root Cause Analysis) for various Problem calls handled and providing the necessary corrective and preventive measures for preventing similar issues in future• Perform network maintenance and system upgrades including service packs, patches, hot fixes and security configurations• Attending Planning meetings with overseas client for gathering Network requirement• Provided 1st tier support to various CISCO IP phones and Cisco Call Manager 7.1/8.5

Cochin Area, India

Deploy network equipment and configure as per project design.• Interact with Client and Field Engineers to configure routers and switches.• • Implementation (LAN, WAN), Providing security solutions• Routing Protocol: RIP, EIGRP, OSPF, BGP• Routed Protocol: IPV4, • LAN/WAN Tech : Ethernet, IEEE 802.11X, Leased Line, Frame Relay, MPLS.• Network device platforms : Cisco 3800, 3700, 3600, 2800, 2950,2600,2500Cisco Catalyst 3700, 3500, 3560, 2950, 1900 Series.• Network Services: DNS, DHCP, HTTPS, FTP, TFTP, Telnet, POP3

Bangalore

technical and Retention support in RBPO

Diploma In E&C, Electronics And Communication Engineering

Higher National Diploma, Electrical, Electronics And Communications Engineering

12Th, Science