Systems Engineer Linux
Resume:
SHAHID MAJID
Linux Systems Engineer
US CITIZEN
*************@*****.***
Career Summary
With over 8+ years of experience in enterprise environments, currently thriving as a Linux Systems Engineer with comprehensive expertise in Server Computing, Infrastructure Management, AWS, Storage, and VMware. Experience includes installing and configuring RHEL/CentOS servers, automating tasks with Ansible, and managing version control using GIT. Performed software installation, Package management and Security patching. Knowledgeable with User & Security administration, and Linux permissions. Excel in network configurations on Linux servers and handle daily Linux operations, providing on-call support for troubleshooting OS and performance issues. Additionally, familiar with Docker and Kubernetes for container management. A proactive approach and technical skills make a valuable asset in managing and optimizing Linux infrastructure.
Core Competencies
Operating Systems Red Hat 6,7,8, and CentOS 6, 7,8, Oracle Enterprise Linux,
Active Directory Office 365 administration
Servers Apache HTTP, SAMBA, Blade Login,
Networking DNS, DHCP, TFTP, FTP, NFS, NIS, SAN
Protocols TCP/IP, UDP, SSH, HTTP, HTTPS,
Deployment & Provisioning PXE-boot with Kickstart
Cloud Computing (AWS) EC2, IAM, S3, Route 53, Glacier, MS Azure, GCP, ELB & Autoscaling, CloudWatch, API integration with cloud platforms AWS, Azure, Google Cloud
Monitoring/ Tickets Nagios XI, Splunk, SNOW, JIRA
Configuration Management Ansible,
Languages/Scripting Yaml, Bash scripting
Disk Management fdisk, gdisk and LVM
Communication SharePoint, Teams, Skype, Zoom,
Virtualization VMware (VCenter, vSphere e client Workspace ONE), KVM
Patching Red Hat Satellite, Ansible Tower, IDM
Remote Host Management (ILO, IDRAC and vSphere Client)
Repositories GitHub, Bitbucket
File Systems EXT3, EXT4, XFS
NIC Management NIC Teaming, Load Balance, Active Backup
Container Management Kubernetes, Docker
Work Experience
Linux System Engineer / BNY Mellon
OCT 2022 – Present
Spearheaded the deployment, configuration, and maintenance of Redhat Linux, and Ubuntu Linux operating systems, aligning project execution with business requirements.
Delivered cost-effective Unix solutions, optimizing performance and efficiency.
Monitored and managed log files and performance issues in mission-critical production environments.
Utilized advanced diagnostics and troubleshooting to identify and resolve bottlenecks, reducing downtime and enhancing system reliability.
Deployed, configured, and maintained Red Hat Enterprise Linux and CentOS systems throughout their lifecycle.
Managed virtualized servers using vSphere on ESXI hosts, ensuring optimal resource utilization.
Created and managed Logical Volumes using LVM, handling tasks such as volume creation, extension, reduction, and recovery of deleted volumes.
Coordinated and implemented Linux server patching and hotfixes using Ansible automation.
Created and managed Ansible playbooks to automate processes, ensuring efficiency and consistency.
Managed and monitored system logs, implementing log monitoring solutions for proactive issue detection.
Utilized Docker to package applications with all dependencies into standardized units for seamless deployment.
Managed branching, tagging, and version control using GIT, ensuring version consistency across environments.
Monitored physical, virtual, and cloud-based infrastructure using tools like Nagios and Cloud Watch.
Deployed and configured NFS servers and clients for efficient data sharing over networks.
Managed AWS instances using EC2 within VPCs, created and maintained S3 buckets, and configured Cloud Watch for resource monitoring.
Configured and managed Apache and Nginx web servers, optimizing performance and security for web applications.
Automated infrastructure provisioning using Terraform, creating reusable and scalable infrastructure as code (IaC) modules.
Designed and maintained MySQL and PostgreSQL databases, performing tasks such as backup, recovery, and performance tuning.
Implemented security measures such as SELinux, firewalls, and intrusion detection systems (IDS) to protect server environments.
Developed and managed shell scripts for automation of routine tasks, enhancing operational efficiency.
Utilized monitoring tools like Prometheus and Grafana for real-time system performance and metrics visualization.
Configured and managed network interfaces, VLANs, and IP addressing schemes, ensuring efficient network traffic management.
Managed user access and permissions using LDAP and Active Directory, ensuring secure authentication and authorization.
Performed data migrations and system upgrades, minimizing downtime and ensuring data integrity.
Troubleshot and resolved network-related issues, ensuring minimal disruption to services and operations.
Implemented disaster recovery solutions and conducted regular DR drills to ensure business continuity.
Configured and managed load balancers (AWS ELB) to distribute traffic efficiently and ensure high availability.
Introduced ansible as a configuration management solution on RHEL production systems.
Admin/ Engineer / Walmart, Bentonville, AR JUN 2021 - OCT 2022
Installed, configured, and built servers through vCenter using Golden template RHEL / Centos 6/7/8.
Installed and configured Red Hat Satellite for Red Hat Enterprise Linux servers and management of Red Hat subscriptions and repositories
Planned and executed stages of enterprise software, hardware, and system implementations.
Deploying existing playbooks and creating various custom Ansible playbooks using handlers, notify, variables, looping and when condition for deployment orchestration.
Monitored instances running on EC2 using AWS CloudWatch involving creating alerts and notifying users via SNS.
Pulled and staged GIT files/ directories to the main repository for editing or deployment.
Created Docker containers for Testing environment to test the applications and worked on Docker-Compose.
Patching RHEL kernel using Red Hat Satellite servers v6 & v7. (push red hat OS security and bug-fix patches). Providing Tier 1 and Tier 2 troubleshooting.
Performed backup and configured policies for backup, experience with troubleshooting backup issues and logging call with vendors when required.
Installed and configured VMware ESXi server created VMs and deployed Linux on VMware based VMs.
Installation, Configuration and Administration of High Availability using Red Hat cluster for failover and redundancy purposes.
Upgraded and maintained software packages on servers using RHEL Satellite and Repository servers.
Managed network traffic by configuring NIC teaming to provide a highly available network and provide redundancy and load balance.
Experience in installing, configuring, and troubleshooting the Apache web server.
Linux Systems Admin / Yahoo, Lockport, NY DEC 2018 – MAY 2021
Worked on Data Center Migration Project. Migrated Linux Servers from one data center to other data center with minimal downtime.
Involved in server migration project and migrated to VMware based virtual machines.
Implemented SUDO, SSH and other security tools and security compliance.
Configured and administered NetBackup and trained the lab team in system administration tasks and NetBackup management.
Migrations of hardware servers to VMWare environment running on ESX V4.1 servers.
Configured various services, devices as well as applications of Linux servers and worked with application team to customize the environment.
Junior Linux Admin / DTCC, New York, NY DEC 2016 – NOV 2018
Provided support on installation, configuration, or enhancement of company technical products, programs.
Performed systems security administration functions, including creating user-profiles and accounts.
Responsible for creating user accounts, managing permissions, granting privileges, and providing sudo access.
Managed systems and configuration checks to ensure compliance with company standards.
Maintained system stability through timely resolution of incidents, and proactive maintenance to provide the maximum availability.
Troubleshot bare metal issues by leveraging Integrated Lights Out (ILO) for HP servers and Integrated Dell Remote Access Controller (IDRAC) for Dell servers.
Education
B.S Computer Science University of the Punjab 2010
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