Linux Engineer Change Management
Resume:
PROFESSIONAL SUMMARY
Insightful Linux Engineer having over 6 years of Professional
experience overseeing the infrastructure in installation, configuration, and maintenance of the production and development servers. Expertise in Patching of Linux based server using RedHat Satellite server and held responsible for user support/user management, LVM management, performance tuning, automating tasks, NIC bonding, and troubleshooting. Expert with Ansible for automation, Git for version control. Exposed to DevOps tools such as Docker. Familiar with Bash/Shell Scripting. Looking for a role where I can implement my skills and abilities to resolve new challenges. PROFESSIONAL EXPERIENCE
Linux Engineer, 10/2020 - Current
IBM, NYC, NY
adyj3w@r.postjobfree.com
CORE COMPETENCE
REAZ UDDIN
Deploying, configuring Virtual machines by using Clones, Templates and reinstating VMs good health using Snapshots.
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Maintaining Linux cluster to provide faster processing speed, larger storage capacity, better performance, redundancy, high-availability, load balancing and scalability.
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Experienced in Linux administration, specifically Red Hat Enterprise Linux (RHEL). Proficient in shell scripting, system configuration, package management, and security measures. Strong
troubleshooting abilities.
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Creating Ansible playbooks for provisioning, use management, storage management, and patching servers, and automate day-to- day server administrator tasks.
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Using AD-HOC command with various modules and attributes to automate day-to-day server administration tasks.
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Experience of creating projects, job templates and running playbooks using Ansible Tower.
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• Experience with scripting languages, such as Bash and Yaml. Ensuring fault-tolerance, load-balance and redundancy of network traffic based on Network Interface Card Teaming.
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Configured and maintained GIT centralized repository servers for managing playbooks, scripts, code releases, and application configurations, including branching and tagging.
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• Expert in managing logical volume-based servers.
• Creating and extending volumes using LVM
Managing file systems not limited to creation, extension and have expertise in file system sanity check.
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Schedule jobs using Cronjob Using PXEBOOT to provision servers and also for booting up client machines.
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Operating system: Red Hat
Enterprise Linux, CentOS, Ubuntu
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Cloud (AWS): EC2, AMI, S3,
CloudWatch, Route 53, ELB, Auto-
scaling
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Networking and network protocols:
TCP/IP, UDP, DNS, DHCP, SSH,
SAN and LAN.
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Hardware: HP and DELL servers,
Routers And Cisco Switches
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• Version Control: Git, Gitlab
Monitoring and Ticketing Tools:
Nagios, Splunk, SNOW, Jira
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Virtual hosting: VMware ESXi,
Vcenter, VSphere, Vmotion
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Containers & Microservices:
Docker, Kubernetes
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• Storage: SAN, NAS, RAID LVM, NFS
Automation: Ansible, Ansible
Tower
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Applications/ Utilities/ Protocols:
TCP/IP, Apache, SSH,
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File systems: EXT3, EXT4, XFS,
NFS
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• Scripting languages: Bash, Yaml.
Linux Admin, 03/2018 - 09/2020
Yahoo, Lockport, NY
Hands-on in managing applications/web servers running in QA environments using Docker and taking advantage of Kubernetes for orchestrating container applications to run on cluster of hosts.
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Worked on AWS provided Solutions like EC2 and ELB which includes Creating EC2 instances, adding EBS volumes for EC2 and familiarity with VPC, Route 53, S3, Storage gateway, Cloud formation and Cloud Watch.
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Used Nagios as monitoring tool to identify and resolve infrastructure problems before they affect critical processes.
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Worked with client-facing ticketing system such as Service Now, working with Change management, and incident management process, working with Service Level Agreement.
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• Managing/Tracking defects status using JIRA.
• Assessing and prioritizing tickets while solving various Linux issues. Supporting production environment support activities which include major release or emergency hot fix.
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Familiarity with configuring routers and switches in small-scale network environment.
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Developing skills in troubleshooting common network issues related to routers and switches. Able to identify and resolve connectivity problems, such as verifying cable connections, checking interface status, and using basic network diagnostic tools like ping and traceroute.
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I implemented firewall policies to block unauthorized access to network.
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Monitored and tested application performance to identify potential bottlenecks, develop solutions and collaborate with developers on solution implementation.
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Installed, configured, maintained, and supported Red Hat Linux/CentOS 6/7/8 servers and supported numerous of Linux servers associated with production environment.
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Deployed Bare Metal and Virtual machines by using PXE-Boot to get advantage of over net installation with kickstart arrangement for unattended installation arrangement.
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Worked on upgrading Virtual Machines VMware ESXI hosts and VCenter servers.
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• Server migrations on VMware, Vmotion, VMware Update Manager. Enhanced VMs by adding CPU, memory, and disk using vSphere Web Client Decommissioned physical and virtual servers.
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• Setup Cron jobs schedules for various backup and monitoring tasks. Setup, configure and troubleshoot TCP/IP, DHCP, DNS, NFS, and SMTP servers in multiplatform LAN
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Experience with accessing iDRAC and iLO for accessing remote servers.
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Provided support with data migration using tools like tar and gzip followed by SCP for migration.
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• Performed regular installation of patches using YUM and RPM. Linux Technician, 02/2017 - 01/2018
Allergan, Madison, NJ
EDUCATION
Master, Business Administration, 2012
Chittagong Commerce
Created and Managed user accounts and managed system security User Management, regular incremental backups using TAR and some additional commands regular maintenance for recovery in Linux servers.
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• Configured servers to RAID levels for redundancy. Managed shared NFS, mounted and unmounted NFS shares on NFS client machine, and shared files in remote machines.
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Created logical volumes, Creating and extending file systems using LVM.
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Set up secure password less sign-on with SSH authentication. Experienced in documenting, creating, and updating using Jira Confluence.
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• Provided support for internally developed tools. Monitored performance of batch scheduling system and compute servers.
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Improved, automate, and document processes related to account creation, termination, modification.
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Replaced hardware encountered any issue and opened warranty claim with vendors.
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Rack and stack new servers, cabling and installation of new equipment.
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Provided technical assistance and support in handling queries and issues related to computer systems.
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• Responding quickly to user requests and kept them satisfied. Managed network connectivity issues, and enhanced functionality and security of systems..
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Contact this candidate