Ashish Nepal's Email Addresses & Phone Numbers

📖 Summary

• 6+ years of experience in the industry with 4+ years OF EXTENSIVE experience in Linux Server administration as production System Administrator with Excellent interpersonal and communication skills. • 3+ Years of experience in VoIP infrastructure management, configuration, troubleshooting Asterisk, PSTN/GSM/TDM Gateways and other VoIP Switches. • 3 Years of experience working, managing and configuring VMware Based virtualization platform including VMware ESX server, VMware VCENTER and VMware workstations. Experience working with AWS Services like EC2, S3, Elasticache, Cloudfront, Route 53, RDS, CloudWatch, Auto Scaling etc. • Experience in configuring, troubleshooting and managing various Linux based network services including but not limited to Varnish, NGINX, Lighttpd, Bind, DHCP, FTP, Apache, GlusterFS, NFS etc. • Production experience in various monitoring and security tools including but not limited to Zabbix, Ossec, Snort, Custom scripted alert. • Custom Build Skype Alerts integrated with Zabbix monitoring. • Experienced in writing shell scripts to integrate and automate UNIX systems. • Quality assurance and system testing, Configured, installed, and managed all network devices and application servers, including Microsoft software, Linux, backup solutions, database products. • Worked with Active various issues such as: routing issues, DNS issues, network connectivity, DNS name resolution, authentication problems etc. • Supported, maintained monitored, diagnosed and repaired WAN infrastructure consisting of servers, gateways, firewalls, routers, switches and WAN links. • Provided system integration, network diagnosis, Shell Scripting, web application development and configuration and then recommended solutions to fit the organization's’ requirement. • Experience in Linux SERVER installation and configuration, upgrade, designing logical/physical architecture, Performance Tuning, Backup and Recovery, Security and auditing.System Administrator @ Manage In house and hosted Server Infrastructure, Virtual Server farm, Cloud Infrastructure and Network Backbone. Monitor the entire infrastructure for Intrusions and hack attempts. Work closely with developers and aid in production release. Install, configure, and troubleshoot Linux Operating systems on Servers. Configuring various applications like Sendmail, courier, postfix, memcached, squid, openvpn, project management tools like Redmine. Day to day activities related but not limited to Varnish, Nginx, Apache, lighttpd, Iptables, snort, ossec and other firewall and intrusion detection systems. Disaster Recovery solution with multi-layered failover mechanism between data centers both cluster and one-on-one failover and application level failovers. Implemented VoIP to reduce cost of traditional PSTN and designed custom routing in order to meet Customer service request and requirements. Integrated Skype with Monitoring System which could Alert development team, Administrator and Customer service in their respective zone's. Configure, troubleshoot, and manage In-Office windows server Active directory, DNS, DHCP, Group Policy, Policy enforcement, security enforcement. From August 2011 to Present (4 years 5 months) London, United KingdomSystem Administrator @ A2 Communications has become one of the leading Wholesale VoIP Termination Provider around the globe. With A2 Communication's redundant and secure infrastructure, you can rely on our quality and the best rates in the market. Installing, troubleshooting and managing Mera, A2 Billing Asterisk Server & PBX Day to day activities on windows server 2003. Monitoring, and preparing Dedicated & Virtual Server. Worked to configure and provide SIP Trunks, DID, to customer. Handling customer request, preparing Asterisk server's with A2 Billing. Maintained network hardware and software, analyze problems, and monitor networks to ensure high availability. Used Remote Desktop support tools to actively monitoring Servers and workstations. Configuring and troubleshooting various application servers like Mail Servers, Proxy Servers. From September 2010 to Present (5 years 4 months) JR. SYSTEM ADMINISTRATOR @ is a wholesale and retail Voice over IP service provider based in United Kingdom. The major operations of this company are to manage and monitor applications and servers on a daily basis. Managing various Linux servers, services, troubleshooting network and system errors, documenting logs are the major highlights of this project and provide support and consultancy to national as well as international businesses. Responsibilities Responsible for local-area networks (LAN), wide-area networks (WAN), network segments, and Internet and intranet based applications. Maintain Network efficiency. Routine backup and recovery. Expert understanding of TCP/IP and Voice Over IP routing fundamentals Demonstrated network security knowledge Demonstrated advanced knowledge of various network services in Linux Environment. Strong familiarity and experience with VMware. Experienced with database administration on SQL Server 2000/2005 & MySQL. Flexibly worked in a 24/7/365 environment. Demonstrated ability to work independently under little guidance and working in a team environment that operates in a dynamic high-stress environment Maintained network hardware and software, analyze problems, and monitor networks to ensure high availability. Used 3rd Party Networking and performance monitoring tools like Bandwidth Monitoring, Performance Monitoring and System Monitoring. Designed and Implemented Mail Server, Web Servers and FTP Servers and a level of Security on Centos 5.4 Operating System. Used Remote Desktop support tools to actively monitoring Servers and workstations. Windows Server and Database Administration and Upgrades. Backup Job Administration, File and Directory Restores from Backup Server System Upgrades, Migrations, Backups and Recoveries. Assist and Report to Senior System Administrators on a daily basis. Experienced in file system security, registry settings local policies, Domain Policies, and operating systems services. From March 2010 to January 2011 (11 months) IT SUPPORT ADMINISTRATOR @ IP Solutions Pvt. Ltd. is a national leader in enterprise communications systems, applications, and services in Nepal and also outsourcing and contact center for major businesses in the United States. In this project, major responsibility was to maintain system and network by monitoring system on a daily basis. Managing active directory users and computers, identifying network issues and authentication problems on users end, providing technical assistance to users and supporting and assisting System administrator on various System administration tasks was the major highlights in this job. Responsibilities Maintain, monitor and ensure high availability of the contact center dialer servers, workstations for use. Assisted and worked with a team of IT staffs for high productivity and efficient jobs. Monitored and handled the shift solely for the whole contact centers VoIP and Data network and Security. Maintained a Microsoft Windows Server 2003 Network Infrastructure. Administered Windows 2000/2003 servers and applied hot fixes as necessary according to specifications. Internet Access control to user agents based on groups with use of Linux Squid Proxy Server. Configure Backup, Restore and Troubleshooting of Routers, Dialers. Maintenance, configuring and troubleshooting various application servers like Mail Servers, Proxy Servers and DHCP servers. Document and maintain existing server and backup documentation and produce additional procedures as necessary to enhance the efficiency, accuracy and reliability of server and data backup and restores for company clients. Secured Servers by disabling all the unwanted user access, service and protocols. Installation, configuration and maintenance of servers through remote login and security patches. Administered computers and users in the Active Directory and Created Group Polices for Forest, Domain and OU levels. From July 2005 to January 2006 (7 months) Bachelor, Computing @ University of Greenwich From 2010 to 2011 Ashish Nepal is skilled in: Apache, Active Directory, zabbix, ossec, Windows Server, lighttpd, VoIP, Mail Server, snort, Asterisk, VMware, CentOS, Routers, Linux, DNS