DevOps Engineer
Darkmatter
مجموع سنوات الخبرة :19 years, 0 أشهر
• Configuration Management, Build Management and Release Management. (Ansible, Jenkins, Stash, Confluence, and Jira).
• Agile Methodology process oriented using atlassain tools.
• Application and System Performance Management (Nagios).
• Application Implementation and deployment.
• Application Digital Certificate Signing with HSM key management.
• Application (Atlassian Tools) backup and recovery management.
• System Security Hardening and patch management.
• System Administration and Management (RHEL 7 & Centos 7)
• Understanding data encryption, key management and cryptography.
• IT Infrastructure management.
• Experience working with Container Orchestration.
• Created MDM Application high-level architecture data flow diagram.
Unix & Linux System Administration on Production, Staging & Development Environment
Administrating and configuring ForgeRock Stack (OpenAM, OpenDJ, OpenIG and Policy Agent)
Managing Atlassian build software solutions (Stash, JIRA, Bamboo and Confluence)
Creating, building, managing and maintaining docker infrastructure
Day to Day activities includes - Automation, Continuous Integration, Continuous Deployment and Configuration
Management.
Managing, configuring and maintaining ELK stack (Elasticsearch, Kibana & Logstash)
Responsible for Bamboo and Nexus Daily Full Backup and restoration.
Mysql backup and restoration using MEB and EMC NMDA
Writing Ansible code (Infrastructure as Code) to manage servers
Tomcat application server management and configuration
Nexus RPM Package management
Migrating Apache Reverse Proxy to HA Proxy in SSO Environment.
Responsible for monitoring and maintaining the overall network infrastructure.
Maintain operation and performance of systems and service availability.
Regular coordination with IT Service Desk (UAE Government - FedNet Department, Abu Dhabi)
Follow both client (TRADubai) and Company (Verizon & GRC3D) standard ITIL.V3 processes e.g. Problem
Management, Incident Management, Request Fulfillment and Access Management.
Achievement - I have analysed and recreated the UAE Government Smart Pass System architecture diagram.
KVM Virtual machines Allocation & Provisioning.
Managing dockerized & Puppetized Dev & Prod Environment.
Experience with Nginx, Apache2 & HA Proxy.
Experience with Mysql & Postgresql databases.
Experience with JIRA Incident Management Tool.
Experience with Monitoring tools Nagios + Nconf, Graphite, Grafana, PagerDuty.PXE multi host re-imaging, Dockerizing & Deploying applications on them.
Installation, configuration and troubleshooting on GIT, jenkins on Unix/Linux Servers.
Configuring AWS S3 bucket in applications for pushing the backup files to it.
Installed and Configured Dell OME and OMPC system management console on all datacenters across globe.
Implemented & Maintaining Production & Development servers of Dubai Statistics Centre (DCS), Govt of Dubai.
Maintaining IBM Cognos Business Intelligence Application of Dubai Statistics Centre (Govt of Dubai) in UNIX
Architecture.
Oracle 10g to 11g migration done in Production Environment of DSC.
Excellent understanding of how to prevent/resolve application and infrastructure vulnerabilities.
Individual Contributor for the DSC Production environment.
Perform ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU,
memory, and disk partitions as required.
Perform periodic performance reporting to support capacity planning.
Design and Implement Infrastructure as per the customer requirement.
• Focal for IBM NBFG Account and Co-Ordination with team, giving support for Unix & Windows to maintain 800+ server’s National bank of Canada.
• I have done Project Transition from Clients BNC Canada and FBN Canada to IBM India NBFG Account.
• Deployment and maintenance of Linux systems and app software in multiple clusters across eight data centers totaling approximately 4000 mostly Dell PowerEdge hosts
• Experience in programming C, Unix/Linux internals, Python/Java, Shell scripting.
• Expertise in Unix and Linux system installation, configuration, administration, the development and testing of backup and recovery methodologies, troubleshooting, capacity and performance planning, performance tuning, preventative maintenance, monitoring and alerting setup and security hardening.
• Experience in RedHat Satellite Server (RHSS)
• Manage and coordinate RSA SecurID (ACE/Server) and OS upgrades.
• Having good knowledge on IT Change Management.
• Disk Administration with LVM Suite.
• Expertise on file system management (Linux LVM, CFS, NFS, Samba)
• Minimized financial impact for all breached SLAs.
• Experienced with Remedy Incident Ticketing System.
• Leverage change management for all IT operational functions.
• Deployed and Managing TSM Servers.
• Deployed VMware virtual servers on ESX using Kick start Installation method.
• Experience in Disaster Recovery.
• Upgrade Cirats critical patches on production & Development servers.
• Take ownership of service affecting issues in conjunction with ISM incidents and problem management, in order to resolve issues as expediently as possible.
Coordinated with engineers, Vendors and clients from diverse locations in India and USA to maintain 500+ web servers in a highly complex environment, Web servers’ performance tuning, debug web link errors to identify the root cause of link failure, provide Tier 3 level of support for web servers. Implementing and configuring application servers in the production environment.
•Giving End level support to web servers and Application servers.
•Deployed Apache Reverse Proxy & Tom cat Multiple Instances.
•Installed and Maintained Tomcat, Web sphere (WAS) and Apache web servers.
•Provided infrastructure support for Web Sphere Application Server (WAS) for z/OS, Sun Solaris and Red Hat Linux platforms
•Performed Web Sphere Portal server administration and configuration
•Each task maintain in HP Open view trouble tickets system
•Give support/Service in Customer Service Level Agreement
Maintaining the Application in the Vodafone network which does efficient use of bandwidth utilization, Radio Access Barrier, Caching and pacing, Application has been maintained in the customized Ubuntu platform.
•Deployed the CAE Application in Customer Production environment.
•Application performance maintenance using Shell & Python scripts.
•Application patch up gradation.
•Monitoring and Managing CAE application in the Infrastructure.
•Implemented Bugzilla for CAE application error review
• Managing the network resources across the globe and various activities which includes troubleshooting the issues through remotely accessing servers, remote backup jobs, generate server performance reports, graph and metrics analysis, database management, checking the applications and logs etc.
• Managing Team and assisting them in day to day operations.
• Deployed and managing few applications on LAMP UNIX production Systems.
• Deployed Exchange 2003 two Node clustering on production environment.
• Extensive knowledge of Windows Server 2003 operating systems and Active Directory.
• Monitoring the Network using Sitescope, WhatsUp Gold, Application Manager, PRTG, Nagios and ActiveXperts.
• Generating Critical Backups Using VERITAS Backup tool, Tape Library, Also Configuring & Generating Critical Backups on different locations of India Using VERITAS Backup Tool.
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