SUMMARY:

• Meticulous, passionate, and technically sound DevOps engineer with hands on experience in a Unix/Linux environment. Professional experience in Red Hat, CentOS, and Ubuntu. Experienced in working with Puppet, Chef and Ansible configuration management and application deployments. Hands on experience provision on Apache, Tomcat servers, MySQL and MongoDB database servers. Keen in optimizing system performance and protecting intellectual property from risks and data loss.
• Worked alone and in collaboration with internal teams, providing white - glove assistance for customers in diverse regulated industries. Adept at working with infrastructure deployments by using Jenkins, Terraform, VMWare, AWS and DevOps tools. Success in configuring and troubleshooting overall systems to determine and resolve potential issues.

TECHNICAL SKILLS:

• NFS
• Terraform
• Nagios
• NIS
• YUM Repositories
• Automation
• NTP
• DNS / Route 53
• Samba
• PXE Boot (DHCP, TFTP, FTP)
• VMware
• Clustering
• IPtables / Firewall
• SELinux
• High-Performance Computing
• DUO
• Bash Shell Scripting
• ScienceLogic EM7
• Ubuntu
• Kernel panic
• NIC Bonding
• Raid Levels
• Active Directory
• Automox
• LVM
• Runbooks
• RHEL/CentOS 6, 7, 8
• ISCSI
• Git / GitLab
• Confluence
• ESXi
• OpenVPN
• YAML
• Alert Logic
• Jenkins
• Kubernetes
• Ansible
• AutoFS
• Puppet
• Windows
• Cloud Computing
• Azure
• AWS
• SaaS, PaaS, IaaS
• PowerBi
• Arcserve
• JSON
• TCP / IP
• UDP
• Jira
• Kibana
• Red Hat Satellite

PROFESSIONAL EXPERIENCE:

Confidential, Reston, Virginia

Dev-OPS/SRE

Responsibilities:

• Installed and Administered Jenkins CI for ANT and Maven Builds, CI/CD with Jenkins
• Experience in User Management and Plug-in Management for Jenkins
• Improved entire release process by automating all manual/time consuming steps with DevOps tools, Jenkins
• Identify opportunities and support in implementing DevOps best practices
• Architecting and configuring secure cloud VPC using private and public networks through subnets in AWS
• Management and Administration of AWS Services like EC2, VPC, S3, ELB Glacier, Route 53, CloudTrail, IAM, and Trusted Advisor services
• Amazon IAM service enabled to grant permissions and resources to users. Managed roles and permissions of users with the help of AWS IAM
• Scheduling Cron jobs for job automation using commands with Crontab
• Initiating alarms in CloudWatch service for monitoring the server's performance, CPU Utilization, disk usage etc. to take recommended actions for better performance
• Involved in designing and developing Amazon EC2, S3, RDS, Elastic Load Balancing, SWF, SQS, and other services of the AWS infrastructure.
• Involved in maintaining the reliability, availability, and performance of Amazon Elastic Compute Cloud (Amazon EC2) instances.
• Analyze cloud infrastructure and recommend improvements for performance gains and cost efficiencies
• Worked on creation of custom Docker container images, tagging and pushing the images to Docker registry and Amazon Elastic container registry
• Consistently met deadlines and requirements for all production work orders
• Generate a report and send a mail to manager about status of daily builds and weekly builds
• ImplementedDockerautomation solution for CI/CD.
• Worked on Installation of Docker Using Docker toolbox
• Created and managed Deployments, Replica sets, Pods in Kubernetes Cluster
• Implementation of Docker orchestration for the environments (Dev., Test, UAT, LT, STAGE, PRODUCTION etc.)
• Worked with Terraform to Create AWS Components like EC2, IAM, VPC, ELB, Security groups
• Managing Bug Tracking System via JIRA
• Knowledge of monitoring, logging and cost management tools that integrate with AWS
• Modification of startup scripts according to client’s requirements.
• Perform patches and OS upgrades on 200+ servers daily.
• Create incidents and CRQ’s via Remedy 9.
• Upload, resolve and close-out tickets on JIRA Production v7.9.2.
• Maintain and support Solaris and Red Hat servers.
• Installation and configuration via Ansible in order to manage several workstations and servers.
• Partition and permanently mount new hard disks on Red Hat systems.
• Utilize ticketing system (Remedy 9) to investigate, track and resolve user reported issues.
• Ensure compliance of uptime and performance standards.
• Implement scripts to automate network administration tasks and application deployment.
• Proficient in VMWare. Installation and monitoring of virtual environments on ESXI Server and VSphere Client.

Confidential, New York, NY

Linux Admin

Responsibilities:

• Automated deployment of servers, using templates and Ansible.
• Initiated AWS migration and migrated lower-level environments to the cloud.
• Monitor the availability and health of the infrastructure and applications across multiple data centers using Nagios XI.
• Performed daily OS installations on Desktops and Servers using PXEboot and unattended installation using kickstart servers.
• Secured Linux Systems by configuring firewall (iptables), enabled and disabled services.
• Built servers: NIS, NFS, Automount, KickStart, File Servers, DNS, DHCP, Backup, Oracle.
• Set up directory shares with NFS servers and configured clients.
• Set up NIS domains and configured servers and client roles.
• Created and modified Bash scripts to automate the administration of daily tasks.
• Performance tuning
• Troubleshoot and maintained of TCP/IP, Apache HTTP/S, SMTP, and local DNS.
• Configured and maintained Samba servers to provide access for UNIX home directories and printers on Windows platforms.
• Created netgroups, maps and propagated maps to client servers and clients via crontab jobs and automation
• Used bash scripting to automate tasks and parse CLI information.
• Configured Amazon S3 for storage and automated backup transfers and lifecycles.
• Attached storage through EBS, and managed the storage policies on S3 buckets
• Hands-on experience on Amazon Elastic Map Reduce (EMR), Hive and Amazon Kinesis.
• Red Hat satellite server was used for patching and automating server configuration
• Managed Red Hat Satellite.