ARUN N.R
System Engineer
Bangalore
Summary
Resourceful System Administrator consistently responds to wide range of technical challenges with focused and creative approach. Highly effective at problem solving and decision making. 11 years of progressive IT experience.
Overview
12
12
years of professional experience
2
2
years of post-secondary education
4
4
Certifications
Work History
Sr. System Administrator
RSAB IT India Pvt. Ltd
Bangalore
12.2013 - Current
- Standardized job tasks and trained junior team members on industry best practices and standards.
- Adopted cost-effective, useful solutions to implement into current systems.
- Optimized system security and performance with proactive changes.
- Maintained flexible schedule and responded to after-hours and weekend emergencies.
- Performed software installations and upgrades to UNIX or Windows operating systems.
- Setting Up Okta for IAM and SSO
- Instillation and configurations of SAN Switches and IBM Storwize(v5000 and v7000)
- Installation and maintance of IBM powerservers, HMC LPAR and NIM servers
Support Engineer
PREMIERINFOTECH
Bangalore
03.2011 - 12.2013
- Provide Windows/Linux/MAC OS administration, LAN/WAN administration
- Manage AD/DNS, wireless access points and Firewalls
- Supported 300+ users in 30+ different organizations
- Providing technical support to customer over phone, mail and remote desktop
- Performed hands-on administration, monitoring, and troubleshooting of Local Area network (LAN), resulting in optimum performance and minimum downtime
- Instillation and configurations of network printer, network attached storage (NAS)
- Researched, recommended and implemented network enhancements that improved system reliability and performance
- Provided technical support for corporate client/server systems.
- Patched software and installed new versions to eliminate security problems and protect data.
Education
Pre-University Course in Commerce - Commerce
M.G.C. College
Siddapur 07.2007 - 03.2009
Skills
Operating Systems: Redhat, CentOS, Windows and AIX
Cluster: IBM PowerHAVirtualization: VMware ESXi, Citrix XenServer and Oracle Linux Virtualization ManagerAWS: EC2, EC2 auto scaling, S3 bucket, CloudWatch, ELB, Route53 and VPCAutomation: Ansible and puppetMail Servers/Security: Postfix, Icewrap, and BarracudaIAM: OktaMonitoring: Zabbix and GrafanStorage: IBM v5000 and v7000Tools/Product worked: BIND, UltraDNS OpenLDAP and Efficient IP(DDI solution)Backup solution: Dell DataDomainCertification
RHSA in RHEL 7
Timeline
Okta Certified Professional
12-2021
RHSA in OpenStack
03-2016
RHCE in RHEL 7
02-2016
RHSA in RHEL 7
01-2016
Sr. System Administrator
RSAB IT India Pvt. Ltd
12.2013 - Current
Support Engineer
PREMIERINFOTECH
03.2011 - 12.2013
Pre-University Course in Commerce - Commerce
M.G.C. College
07.2007 - 03.2009