About

Shashank Rastogi is a highly skilled Senior Linux System Administrator with over 12 years of experience in the field. He is currently working at ION, where he is responsible for configuring and managing major Linux servers, Linux Firewall, performing daily system administration tasks, monitoring logs, troubleshooting problems, and securing data from threats and hackers. Shashank has a strong background in administration, including the configuration and management of all major Linux servers such as Web Server, Mail server, DNS, IPTABLES, FTP, NFS, NIS, SAMBA, SSH, SQUID, TELNET, DHCP, and TOMCAT. He is also proficient in virtualization technologies such as Ovirt, RHVM, Kvm, Xen, and Vmware. He has expertise in Shell script, Bash script, and Ansible (AWX) configuration management tool. He is highly skilled in monitoring tools such as Nagios with Check_mk Plugin, OMD, Munin, Top, etc. He also has experience in backup tools such as Bareos-open source data protection, Bacula, rsync, and tar. Shashank has experience working with various environments such as Unix flavor (RHEL, Ubuntu, CentOs, Debian, open suse), Windows XP, 2000, 2003, and knowledge of protocols such as TCP/IP, OSI, and security standards. He has specialties in Network Services and Security Exam (EX333), Directory Services and Authentication Exam (EX423), RHCE (Redhat Certified Engineer), and Microsoft Certified Professional (2000 professional). At ION, Shashank is responsible for configuring and managing Linux servers, performing daily system administration tasks, checking system performance and activity, account management, troubleshooting dev/uat and production issues, daily monitoring, daily backup, and maintenance. He is also responsible for configuring and maintaining Ovirt Virtualization Infrastructure and managing 2000+ virtual machines. He uses configuration management tool Ansible with AWX. Additionally, he installs and configures apache, postfix, sendmail, samba, squid, and name servers, as well as nis, nfs, vsftp, dovecot, and yum servers. Shashank also maintains Storage SAN (Dell EMC SC5020) and NAS [Synology] for file system, virtual machines, databases, and image backup. He installs and configures software and hardware RAID on servers and secures Linux servers using Iptables and tcp Wrappers