Priyanka Rathnayake Email & Phone Number

Southborough, Ma, Us

Malambe, Lk

Role: Implementing, Testing, and Troubleshooting L2 & L3, Network & Network Security Infrastructure in MIT ESP & Customer Environment.• Troubleshot and maintained all networking devices and infrastructure across the enterprise including switches, routers and firewalls• Upgraded and expanded network systems and their components.• Communicated with vendors to resolve network outages and periods of reduced performance.• Monitored company-wide trouble ticket queues.• Monitored system logs for all networking devices to maximize uptime.• Documented all server and network problems and other unusual events in detail.• Monitored all network devices using ManageEngine OpManager, ManageEngine NetFlow Analyzer, ManageEngine NCM, Cacti, PRTG and Wireshark.• Troubleshot and maintained Cisco Unified Communications Manager, Verba and Imagicle.• Implemented minimum baseline security standard (MBSS) on the network infrastructure including routers, switches, firewalls, DNS, DHCP, WLC, NAC, Load balancer.• Preparing Failover testing (annually and quarterly). • Handling and troubleshooting day-to-day Incidents and Issues.• Handling the network device Inventory.

Armonk, New York, Ny, Us

Network Devices Used > Cisco Core Switches / ASA / FWSM / ACS / Routers / ACE / F5 BIG-IPOperating System Used >MS Server 2003/2008/2012 / MS Client OS / Linux Enterprise / Mac OSOther Technologies & Tools Used > VPNs / VMware / Cacti / PRGT / Hyper-V / VoIP / Windows File Server / SEO / FTP / Wireless & Wired Networking / Powershell Scripting / TCP-IP / DNS / Microsoft Application Request Routing / SSL / S3 / SEOPRIMARY RESPONSIBILITIESManaging, Implementing & Troubleshooting Airtel Network.Configuring the Network Devices. Monitoring the proactive NMS.Troubleshooting the VPN related issuesSchedule planned outages & communicate with all affected parties.Ensure the timely upgrade of hardware and software of various Devices.Assist managing support agreements with vendors and third party organizations.Ensure adherence to work instructions, policies, procedures and practices pertaining to the departmental activities by all staff in the division.Ensure timely communication of information required for the smooth functioning of the group.Closely monitor the link status and provide the solution for critical and unstable links.Coordinate with planning and implementation division regarding core network expansions and new solutions providing.Report preparation, analysis of faults and link behaviours to identify and minimize the future failures.Plan and implement a preventive maintenance program to minimize failures.Propose improvements using management information.Identify and recommend improvements to Data Communication infrastructure.Smooth coordination with all other sections within the department as well as with other departments and conflict resolution.Pay greater attention to customer needs and fulfill customer requirements.Ensure full operation with other divisions and department, personals to assure the smooth operation of Core Network.Assist network expansion planning and development.Coordinate with Transmission/ISP section.

Malambe, Lk

Operating System Used >Windows server 2008 R2/2012 / MS Client OS / Linux Enterprise / Mac OSDatabases Used >MS SQL 2005/2008 / MySQLOther Technologies & Tools Used >Windows Active Directory / Windows Backup Services / Symantec Endpoint / IIS 7.0 / Apache Lucene 7.2.1 / MS Exchange Server / Server Cloning / MySQL Cluster /GPOs / VMware / Hyper-VMaintaining and troubleshooting the Head office/ Branch office operations and IT functions over 350 users.User support on applications such as ERP, IBM single sign on, IBM Maximo, IBM MaxIT and other business application. Installing, configuring and troubleshooting of IBM Lotus Notes, Outlook & Office 365. Supervising the fundamental operations of commonly used software, hardware and other computer peripherals.Data backup and administration.Installing and maintaining software updates periodically.Administering the Domain entries and debugging authentication errors on network with workstation to keep continued integrity. Performing a check to make sure all systems are working fine and up-to-date.Implementing security hardware, software and tools to ensure maximum security from outside threats. Provided technical support for clients to solve their day-to-day issues Installing network monitoring software and hardware and configuring network monitoring tools for best networking performance. Introducing new computer systems into current setup for optimum IT functions.Troubleshooting IT & Network systems when there is an issue reported by computer users.

Configure and maintain servers such as Windows server 2003/2008 R2 and Linux Debian Monitor and troubleshoot of network performance issues, analyse network traffic and provided solutions.Install and configure computer hardware operating systems and applications.Monitor and maintain computer systems and networks.Handling staff or clients through a series of actions, either face-to-face or over the telephone, to help set up systems or resolve issues.Troubleshooting system and network problems and diagnosing and solving hardware or software faults and replacing parts as required.

Network security and server supportMonitoring and troubleshooting Ethernet switches and routersMonitoring and troubleshooting the company software and provide user training Implementing, monitoring and maintain data BackupMaintain OS and application software

Bachelor'S Degree, Business Information Technology

High School

Education record