Mohammed Shahabuddin

Email: adusom@r.postjobfree.com

Sr. Cloud/DevOps Engineer

EDUCATION & CERTIFICATIONS:

• Bachelors in Technology Administration, Nizam Institute of Engineering and Technology

• Masters in Industrial Engineering, Lawrence Technological University

• AWS Certified Solutions Architect

• AWS Certified SysOps Administrator Associate

• AWS Certified Security-Specialty

• LPI Certified Professional

• VMware Certified Professional

SUMMARY:

• Overall 12+ years of Cloud/DevOps/VMware/Windows/Linux experience and total 8+ years of System administration.

• Experience in IT industry comprising of DevOps/AWS Engineer, build and Release Engineer which includes Software Configuration Management (SCM).

• Build/Release Management, Continuous Integration and Continuous Delivery using different tools.

• Successfully deployed infrastructure and applications into cloud using AWS resources such as EC2, EKS, S3, RDS, EBS, VPC, SNS, IAM policies, Route 53, Auto scaling, Cloud Front, Cloud Watch, Cloud Trail, Cloud Formation, Security Groups focusing on fault tolerance and high availability.

• Successfully deployed application on Kubernetes.

• Hands on experience in Administration/Maintenance of Source Control Management Systems such as Git, SVN.

• Extensively worked with Jenkins for CI (Continuous Integration) and CD (Continuous Deployment) methodologies and for end to end automation for all build and deployments.

• Expert in Application deployment and environment configuration using Ansible.

• Experience in Infrastructure as a Service (IaaS) managing Amazon Web Services infrastructure with automation and configuration management using CloudFormation, Ansible and Terraform.

• Expertise in systems performance monitoring & tuning: CPU, disk, memory and network utilization.

• Experience with container for deploying and maintaining Micro services in Dev & QA environment using Docker and Kubernetes.

• Implementation of User admin groups, maintaining account and monitoring system performance using Nagios.

• Built the configurations of multiple servers using Ansible.

• Develop Ansible Playbooks to simplify and automate day-to-day server administration tasks.

• In-depth understanding of Software Configuration Management (SCM) processes which include compiling, packaging and deploying of various applications.

• Implemented Continuous Integration and Deployment process as per organizations specifications using Jenkins.

• Hands on experience configuring management tools such as Ansible/Chef/Puppet and Docker containers for environment independence.

• Hands-on experience in maintaining AWS (Amazon Web Services) EC2 (Elastic Cloud Computing) resources like instances, EBS volumes, snapshots, Elastic Load Balancers (ELB), VPC, AMI's, security Groups, elastic IP's, Key pairs and Amazon Cloud watch for different zones in different environments and API Gateways.

• Expertise in Cloud automation using AWS Cloud Formation Templates (CFT)

• Expertise in Virtualization with Installation, Configuration and Administration of VMware ESX 6.0, VMware ESXi 6.5, vSphere 5.x,6.x servers, and vCenter Server 5.x,6.x.

• Expertise configuring HA, DRS, DRS rules, HA VM settings, HA Admission control as part of brand new ESXi environment build out. Technical Expertise:

Area of work Deployment/Migrations, Infrastructure management, Configuration management, Production support. Database SQL, MySQL

Cloud services AWS, Azure

Configuration management Tools CloudFormation, Terraform, Ansible, Python CI Tools Jenkins

Management Tools JIRA

Virtualization Tools VMware, VMware Workstation, VDI, TCP/IP, firewalls, VPN, P2V Monitoring Tools Nagios, log stash, Kibana, ELK, Splunk, CloudWatch, OpsInsight Version Control Tools Version Control Tools Git/Stash, Gitlab, GitHub, SVN Web Servers Tools Apache, Tomcat, Nexus, etc

Build Tools & Container Services Docker, Kubernetes. PROFESSIONAL EXPERIENCE:

Capital One Auto Finance, Plano, TX April 2014 – Current Sr Cloud & DevOps Engineer

RESPONSIBILITIES:

• Expertise of cloud-based computing environment i.e. Amazon AWS.

• Designed cloud Architecture for Software development projects.

• Designed cloud strategies from compute, network, storage, and user authentication.

• Responsible for upkeeping multiple environments (Dev, QA, staging, production).

• Installed Nginx webservers and configured redirects.

• Created run-books for patching operating system of all the environments to carry out the OS patching smoothly and worked with application SME for functional testing after all the instances are patched.

• Ran the Nessus scan to detect the vulnerabilities before patching and after patching the servers.

• Installed and ran the CloudWatch agent on all the instances to pull application/operational logs and stream it to CloudWatch log groups.

• Created CloudWatch alerts to notify support team in the event of high CPU utilization, high diskspace utilization, high network utilization etc.

• Created AWS Config to track resources inventory and configuration changes.

• Coordinated with the creation of Palo-Alto firewalls to identify unknown malicious files, often used in targeted attacks, by directly and automatically executing them in a virtual cloud- based environment.

• Automated the process of code deployment on EC2 instances, docker containers and Kubernetes using CI/CD pipelines.

• Automated Change Order (CO) creation process.

• Ability to code or script in Bash, Powershell, PowerCli, YAML, JSON, Terraform.

• Worked on code version control and experience with repositories such as (Gitlab, SVN, Bitbucket, etc.)

• Used repository like GIT to maintain the version of the files and took the responsibility to do the code merges and creating new branch when new feature implementation starts.

• Worked on fixing git issues.

• Extensive experience working in an Agile/SCRUM model.

• Knowledge and experience in building and maintaining continuous integration/deployment tool (Jenkins, AWS CodeDeploy, etc.).

• Experience configuring, deploying, and supporting networking monitoring tool (Nagios, PagerDuty, Kibana etc.)

• Knowledge and use of configuration management system (Ansible, Chef, Puppet,etc.)

• Extensive Knowledge of network and security fundamentals including transport layer protocols(TCP/IP) as well as common application layer protocols (e.g. DNS, FTP, SMTP, etc.) and firewalls.

• Implemented Security groups in the infrastructure. Worked with different application SME’s to understand what ports are required for application to work.

• Worked with Security Information and event management team (SIEM) and integrated the infrastructure with QRadar to seamlessly ship all the logs.

• Designed, deployed and maintained AWS virtual private cloud (VPC) infrastructure.

• Audit existing AWS security rules and propose changes to enhance infrastructure security.

• Worked with audit team and created artifacts, run-books and POAMs for CIS and NIST Audit controls.

• Responsible for integrating AWS logging components (CloudTrail, CloudWatch) with IBM QRadar.

• Configured auto scaling in customized VPC, based on elastic load balancer (ELB) traffic and using ELB health check to trigger auto scaling actions.

• Migrated present Linux environment to AWS by creating and executing a migration plan, deployed EC2 instances in VPC, configured security groups & NACL's, attached profiles and roles using AWS Cloud Formation templates and Ansible modules. Using Chef, deployed and configured Elasticsearch, Logstash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda and CloudWatch.

• Deployed and maintained production environment using AWS EC2 instances and Elastic Container Services with Docker.

• Worked with various teams to support and optimize the AWS cloud infrastructure for production, staging and development environments, troubleshoot performance issues, and resolve production incidents.

• Launching Amazon EC2 Cloud Instances using Amazon Images(Linux/ Ubuntu) and configuring launched instances with respect to specific applications.

• Fixed network issues on EC2 instances.

• Used MySQL, DynamoDB and Elasticache to perform basic database administration.

• Build out server automation with Continuous Integration - Continuous Deployment tools like Jenkins for deployment and build management system.

• Proficiency with relational and non-relational databases, including PostgreSQL, MongoDB, MySQL/Aurora, Redis and Amazon Redshift.

• Involved in container management using Docker by writing Docker files and enforced setting up the automated build on Docker HUB and worked on Docker container snapshots, removing images and managing Docker volumes.

• Used Jenkins pipelines to drive all micro services builds out to the Docker registry and then deployed to Kubernetes, Created Pods and managed using Kubernetes.

• Developed micro service on boarding tools leveraging Python and Jenkins allowing for easy creation and maintenance of build jobs and Kubernetes deploy and services.

• Involved in Architect, build and maintain Highly Available secure multi-zone AWS cloud infrastructure utilizing Chef with AWS Cloud Formation and Jenkins for continuous integration.

• Providing 24x7 on call support, documented and assisted customers with day to day Cloud Infrastructure issues.

• Involved in the centralized logging and monitoring stack of Elastic search, Log stash, and Kibana to built real time monitoring dashboards to ensure high availability of the Cloud Control Plane.

• Used Nagios as a monitoring tool to identify and resolve infrastructure problems before they affect critical processes and worked on Nagios Event handlers in case of automatic restart of failed applications and services.

• Worked extensively in forward and reverse engineering processes.

• Work with development teams and customer facing groups to ensure cloud infrastructure meets SLAs and security requirements. Deutsche Bank - Jacksonville, FL Sep 2011 – March 2014 VMWARE/LINUX ADMINISTRATOR

RESPONSIBILITIES:

• Prepare and provided documents to customer and train users in Linux.

• Administered various system level technologies including Network File System (NFS), Samba, LDAP, Package Management (yum/up2date), Red Hat Cluster Suite (RHCS), High Availably Networking (NIC Bonding), and Log Management (rsyslog, syslogd, syslog-ng).

• Administered various application level technologies including Apache, MySQL (including replication), Tomcat, JBoss, PHP (Under Apache).

• Familiar with various performance monitoring and alert monitoring technologies including SiteScope, Nagios.

• Installation of ESXi 4.x/5x./6x Hosts, vCenter Server, vCenter update manager and administering VM's across 5 Datacenters running 20000+ VM's.Provided on-call support by rotation to provide 24x7 support.

• Installation, Configuration and Administration of VMware ESXi 5.1/6.0/6.5 Virtual Center 5.1/5.5/6.0/6.5, vCenter Servers as well as upgrading to ESXi 6.0/6.5.

• Build and deploy new VM's from templates manually as well as utilizing PowerCLI as per the client through change management process.

• Experience in configuring VMware Host profiles to maintain consistence across hosts in clusters.

• Assessment, design and Implementation on the vSphere Upgrade, 400+ ESXi hosts upgraded from VMware ESXi 4.1.2 to ESXi 5.0 as well as consolidate the entire ESX environment to ESXi 6.0.

• Configure and build brand new ESXi sites by deploying vCenter, MSSQLNCDB and VUM.

• Migrated and Managed VMware ESXi - 5.0 and 5.1, worked on VMware capacity planner.

• Performed tons of V2V Migration, Created clones and templates of Virtual Machines.

• Deploying VMs through OVF Templates, Created & Troubleshot Virtual Networks and vSwitches.

• Worked on Migration concepts like vMotion and cold migration and remediate.

• Configured NetBackup Client thorough planning was done for downtime, knowing each server usage & their placement in Datacenter.

• Creating Data centers in the VSphere Web client and adding the Hosts to the Data center.

• Configure and upgrade Flex-1O/Flex Fabric Shared Uplink Sets, SAN Fabrics, and Server Profiles on Virtual Connect Manager for BL460c, BL680c g6/g7 on HP C7000 enclosures.

• Upgrade OA firmware of HP C-7000 Firmware from 3.32 to 3.7 and VC firmware from 3.30 to 3.75.

• Coordinate, Engineer and migrate multiple datacenters using VMware converter to virtualize 200 physical Windows 03/08 R2 and RHEL Linux servers into vSphere 4.1/5.0 environment.

• Creation & Troubleshooting of Virtual Network, troubleshooting ESXi & Virtual Machines.

• Physical Servers imported through VMware Convertor to VMware ESX and ESXi servers.

• Document and develop runbooks for the entire P2V migration project as well as coordinate with onsite support to maintain a smooth transition.

• Setting up the VLANS for each and individual VMs.

• Troubleshooting UCS hardware if the Hosts are disconnected in the vCenter.

• Installed Management Server (vCenter Server) instances to enable centralized management of multiple ESXi hosts.

• Linked different vCenter servers using linked mode to have a single instance of vSphere client to manage the whole Virtual environment.

• Configuring High Availability (HA), Distributed Resource Scheduler (DRS) and vNetwork Distributed Switch (VDS).

• Responsible for optimizing system performance which includes input/output, disk storage, CPU.

• Usage, memory allocation, disk throughput, network traffic, uptime and maintenance cost by monitoring current performance, analyzing possible problems/solutions and performing indicated modifications.

• Write and design server modification and environment based PowerCLI scripts to manage over 350+ hosts.

• Creating standard server build, update servers with latest service packs and hot fixes.

• Creating standard process for group policy deployment as well as Active Directory users and groups management.

• Analyzed logs, tracked and resolved software/hardware matters of significance pertaining to networking connectivity issues, servers, and applications to meet business needs.

• Created and maintained file systems and performed RAID configuration on LINUX.

• Managed and maintained user accounts.

• Configured and managed network interfaces.

• Install and configure servers for production, test and DR.

• Install and configure HBA Fiber Cards (bonding for failover).

• Configure the network services (DNS, DHCP, SMTP, NTP).

• Open ports for Firewalls and SQL.

• Configure and register servers on RHN (Red Hat Network) for updates and patches. Seaton Corp - Chicago, IL March 2009 – Sep 2011

VMWARE SYSTEMS ADMINISTRATOR

RESPONSIBILITIES:

• Built and Maintained VMware infrastructure with Windows Servers, Windows XP/7 Clients across Test and Demo Environments. Implemented VMware View 4.6 to distribute Client Desktops to user accounts.

• Worked on creating Virtual Templates.

• Upgrade VMware ESX 3 to 4 using VMware update manager.

• Creation of templates from VMs and Creation of VMs from templates.

• Performance monitoring and tuning for ESXi Servers, Virtual Center Server and Virtual machines.

• Configured ESXi 4.1 with SAN Attached storage (LUN Assignments, Data stores).

• Sizing hardware according to needs and requesting quotes from different vendors.

• Maintain DNS, DHCP and Trust Relationship between domains.

• Configure network monitoring and patch management using VMware Update Manager.

• Implemented resource pools to divide the VM's according to their resource requirements.

• Responsible for creating, configuring and applying the Host Profile to specific hosts.

• Utilized VMware Converter for Physical to Virtual conversion/Virtual to Physical conversion.

• Application Migration from physical to virtual/virtual to virtual platform.

• Develop, test, and maintain a Disaster recovery plan for critical VMs and application data.

• Working on Migration concepts like vMotion and cold migration.

• Supporting the windows server for various customers in shift basis.

• Perform daily systems monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs.

• Ensuring the Network Infrastructure is up and running.

• Analyzing system logs and identifying potential issues with servers and Desktops.

• Installation of ESXi 5.0 Hosts, vCenter Server, vCenter update manager and administering VM’s across 3 Datacenters running 2000+ VM’s. REFERENCES Available upon request

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