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Senior Network Administrator

Secunderabad, Telangana
Job Code:
  • IT
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Job Details

DescriptionJob Duties & ResponsibilitiesDesign, install and configure internal and client facing servers including routers, switches, Wi-Fi controllers, and firewalls. Proactively manage and maintain server, network and firewall systemsAdminister and support core Microsoft, Cisco, Linux and VMware technologies Develop and implement project plans, risk assessments and contingency plansDesign and implement monitoring, configuration management and reporting functionsDefine and document best practices and support procedures Maintain inventory and asset configuration documentationAssist with hardware, firewall, telecom and software vendor evaluation, recommendation and negotiations Mentor / cross train team members on existing and new technologiesCarry out special tasks at HEAD-IT s direction Interact with clients and staff at the technical level, as required.Other duties as assigned. Knowledgeable in application transport and network infrastructure protocols (SSL/TLS, DNS, DHCP, WINS, NTP, FTP, HTTP, SMTP, CIFS, LDAP, and Microsoft AD), and possess an understanding of how to support these applications / protocols when accessed through VPN and firewall appliances.Perform network security design and integration.Diagnose problems and solve issues, often under time constraints.Provide network and host based security, incident response, firewall and VPN management and administration.Perform regular security monitoring to identify any possible intrusions.Monitor network usage, anticipate problems and suggest solutions.Manage projects and maintenance tasks in Helpdesk (ticketing system).Work closely with colleagues to meet team goals and improve processes and practices.Perform other tasks as requested by the HEAD of ITMinimum RequirementsBachelor s degree in computer science (B.Tech) preferred.Qualified candidates must have a minimum of 5 years' experience for Senior Position and 3 years of experience for Junior Position.Microsoft Certification (MCSE) or equivalent certification in relevant programs desired.Advanced knowledge of Windows Server (2008/2012) /Desktop Operating Systems (XP/7/8/10) Managing in excess of 50 Windows & 50 Linux Server infrastructureManaging deployments/rolloutsManaging server virtualization technologies like VMWare Server/ESX or Microsoft HyperV/Virtual ServerA solid understanding of LAN/WAN networking Cisco Certified Network Associate or Professional -CCNA/ CCNP MCITP Server One is mustGroup Policy design and configuration Microsoft AD administration and configurationKnowledge of Migration of Exchange 2003 to Exchange 2013Administration of MS Exchange 2013 Linux/UNIX administrationActive Directory/LDAP user and group administration Ability to troubleshoot network issues including back bone infrastructure issuesLAN Routing and Switching design, configuration and troubleshooting (VLANs, IP Subnetting, 802.1Q trunks)Strong communication and documentation skills Flexible and able to adapt to a rapidly changing environment Must be organized and have the ability to manage projects of varying lengthPositive, self-motivated individual who can complete tasks independently Must be a team player
Additional Degree: BE/ B.Tech (Engineering) | BCA (Computer Application)

Experience: 3-5


Network Administration
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