SUMMARY

• Skilled DevOps/Linux Systems Engineer with more than seven years of experience utilizing and optimizing systems on VMware and AWS cloud. Skilled with installing, configuring, networking, and maintaining Linux operating systems.
• Experienced and motivated team player looking to innovate and automate engineering processes.
• Collaborating with multiple teams and senior management across SDLC meeting SLA requirements.

TECHNICAL SKILLS

• Linux
• CentOS
• AWS
• VMware
• GitHub
• Apache
• Tomcat
• NGINX
• Dell
• HP
• Jira
• Nagios Ansible
• Microsoft Office
• YAML
• Bash
• Dockers
• SonarQube
• Splunk
• OpenShift
• Kubernetes
• PythonBamboo
• Jenkins.

PROFESSIONAL EXPERIENCE

Confidential, New York, NY

DevOps /Linux Systems Engineer

Responsibilities:

• Experience with AWS - including but not limited to EC2, S3, VPC, ELB, IAM, CloudWatch, Autoscaling, CloudFormation.
• Doing health checks prior and after deployment Solid experience with Linux flavors- CentOS, RHEL6, RHEL7, Ubuntu, Unix installing, provisioning, configuring, etc.
• Managing/ automating S3 buckets transferring files from one class to optimize storage costs and provide object availability across multiple environments.
• Automating backups on AWS using snapshots with Object Lifecycle Manager.
• Deployed, managed and provisioned servers in a hybrid environment on VMware and AWS.
• Migrated data from datacenter to AWS using Snowball Family, and connecting envs with vpn.
• Created EC2 instances for groups and provided required resources based on QA/Dev request and resource compatible infrastructure.
• Automated deployments on Openshift QA and Dev clusters using Ansible.
• Run scripts using python to automate tasks and deployment to applications.
• Provisioned and deployed Dockers on Apache web servers by customizing images and containerizing them to maximize resource utilization.
• Maintained private repositories on Dockers Hub and managed them on OpenShift.
• Monitoring AWS infrastructure through CloudWatch metrics and setting up CloudTrail.
• Created Auto-Scaling and Elastic Load Balancer to achieve redundancy, reduce latency, to launch applications throughout all AWS regions and availability zones to keep the applications online.
• Reduce cost on EC2 instances by enabling Auto Scaling and using Trusted Advisor AWS.
• Creating playbooks using Ansible modules for configuring firewall rules, chrony, ntp, NFS, and nginx on multiple environments.
• Manual deployments java apps with Jboss and Appian through cli and gui monitoring CPU, memory, network etc. and set up alerts to maintain efficiency.
• Performing health checks prior and post deployment, executing rebooting of the systems and troubleshooting any issues that arise after deployment.
• Used Nagios as a monitoring tool to identify and resolve infrastructure problems before they affect critical processes.
• Maintaining and managing user accounts, assigning different policies and roles depending on requirements on AWS IAM.
• Performs custom application changes in development, validation or equivalent testing environment, and production environments (Git, Gitlab)
• Used bash scripting to bootstrap EC2 instances upon launch.
• Manage virtual machines and infrastructure using Vsphere and Vcenter.
• Managed VMWare clusters and set up high availability + fault tolerance for redundancy.
• Created and supported CI/CD pipelines using Bamboo and Jenkins.
• Collaborating with coworkers to conceptualize, develop, and release software.
• Rolling out fixes, patches, upgrades to software, as needed.
• Available 24*7 for support and willing to learn new tools and technologies

Confidential, New York, NY

IT Systems Administrator

Responsibilities:

• Monitoringsystemperformance and troubleshooting issues high priority incidents on production systems. Ensuring security and efficiency of IT infrastructure and following best practices.
• Knowledge of system security (e.g. intrusion detection systems) and data backup/recovery
• Monitor performance and maintain systems according to requirements.
• Administer, support and troubleshoot Atlassian systems like Jira Confluence.
• Memory and swap management experience to improve optimization and overall performance.
• Creating lvm and managing dynamic storage and primary partitions.
• Troubleshoot and prioritize processes by renicing to give optimal server performance.
• Extensive knowledge setting up DNS, HTTP, SSH, NFS, FTP, Apache Web Servers, etc.
• Troubleshoot network & memory issues - including but not limited to top, iotop, uptime etc.
• Managed Linux based middleware infrastructure including Installation, configuration and integration with other components includes Apache-tomcat, Jboss,etc.
• Increased performance on productions servers by NIC bonding (Active Backup & Round Robin)
• Performs administration activities such as setting user accounts, roles, access, and privileges.
• Upgrade systems with new prod releases and deploying hotfixes manually.
• Extensive knowledge setting up RAID level (0,1,5,6, &10) on HP ProLiant & Dell.
• Experience installing, deploying, and managing servers using VMware ESXi.
• Managing and installing vsphere and vcenter clusters and setting up HA.
• Ensures compliance with uptime and performance standards and develops system and product benchmarking and monitoring (Nagios)
• Working experience with PXE boot to automate deployment processes with custom kickstart.
• Managing and creating LDAP users and directories for authentication across infrastructure.
• Experience doing backups with tar, gzip, rsync, scp and scheduling cronjobs after hours.
• Create SSH keygen to generate keyless access to multiple servers for all users.
• Securing the system using SElinux, firewalls, sudo access and limiting root login.
• Provide assistance concerning the use of computer hardware, software, printing issues, installation, word-processing, electronic mail, and operating systems.Answer questions and resolve computer problems for clients in person, via telephone, or from a remote location.