Arun Kumar Email & Phone Number

Chennai, Tn, In

Bengaluru, Karnataka, India

Chennai Area, India

Project 1:• Managing AWS – IAM, EC2, S3, EMR, SQS, SNS, CloudWatch, VPC, ELB, Batch, Auto Scaling, EMR• Managing EC2 retirement, Load Balancer & Auto Scaling• Managing Security Groups - AWS• Monitoring tool – Datadog Icinga, Nagios, NewRelic, Pingdom• Experience in Jenkins, Docker and Git• Monitoring and troubleshooting EMR jobs - AWS• Worked with Devops and Infrastructure Team for infrastructural issues• Handling all Linux System related issues• Incident management - PagerdutyProject 2:• Monitoring tools - SolarWinds, LogicMonitor• Ticketing tool - ServiceNow• Handling all Linux System related issues• Experienced in scheduling downtime in SolarWinds & LogicMonitor• Experience in SolarWinds - WPM transactions Project 3:• Perform hardware configuration, os loads, and assist with troubleshooting installation issues• Experience in Web(Apache), DHCP and FTP Servers in Linux• Managing NFS files system• Configuration of LVM• Installation & Configuration - DHCP, SSH, SCP• Responsible for setting Cron jobs• Responsible for root cause analysisProject 4:• Worked with Devops and Infrastructure Team for Linux server-related issue.• Addressing the issue in both Cluster and DC level - Linux• Provision of Linux environment to deploy user-based applications• Cluster rebuild of Linux servers on 6 different DC’s• Handling all Linux server-related issues• Worked on new cluster build using Jenkins• Knowledge in Realtime Bidding(RTB)• Monitoring tool - CheckMK, LogicMonitor, Grafana, Pingdom• Incident management - Pagerduty• Worked in Cobbler to help with network configuration, managing DNS and DHCP• Raised the Pull request for General configuration changes in servers• Worked on HpMoonshot(M710x M710p) Chassis, Idrac, Sea micro chassis, VMware, BareMetal, hypervisor• Investigating the issue due to pull request in GitHub and addressing the respective team to reverting the changes in GitHub• Ticketing & Documentation Tool – Jira & Confluence

Chennai Area, India

• Chosen as Linux System Administrator to handle all technical and sales requests.• Managing and monitoring services in AWS using Cloudwatch• Accountable for installation, configuration, upgrade, downgrade, troubleshooting, performing tuning and administration of control panel.• Knowledge in Server Security – Firewall – CSF(ConfigServer Security Firewall). • Monitoring Nagios alerts and Proactively checking the reason behind monitoring alerts and resolving the root cause to avoid future alert generation.• Following up and communicating change plans as per the SLA.• Configuration and troubleshooting of Email Clients like MS Outlook, Thunderbird and Apple Mail Client.• Instrumental in analyzing e-mail delivery failures, mail logs and troubleshooting the failure.• Following up and communicating to Rackspace support team and fixing problems in the webmail interface.• Communicating with customers Via LiveChat interface and fixing their queries.• Communicating with client Via Hipchat and Slack interface, and fixing their queries.• Experience in Backups and Restore management in Linux (Centos).• Helping customers to install Wordpress via both cPanel and through server. • Monitoring ticketing system and proactively checking and resolving the root cause of the problem.• Knowledge in Network configuration and troubleshooting. • Experience in checking DDOS attack on a website and blacklisting the IP in the server.• Worked on WHMCS and responsible for managing clients, orders, billing and sales along with technical request.Tools & Services Used: Linux OS, AWS – Cloudwatch, Nagios, cPanel, WHM, WHMCS, CSF(ConfigServer Security Firewall), MS Outlook, Thunderbird, Apple Mail Client, Rackspace, LiveChat, Hipchat, Slack, Backups and Restore management, Wordpress, DDOS, DNS.

Master Of Business Administration - Mba, Marketing

PGDM - Marketing

Bachelor'S In Civil Engineering, Civil Engineering

Civil Engineering