Summary
Overview
Work History
Education
Skills
Timeline
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Bushra Bilal

NJ,USA

Summary

Experienced Linux Infrastructure Engineer with 5 years of expertise supporting enterprise infrastructure and operations. Successfully managed the entire life cycle of Linux based server infrastructure. Demonstrates a remarkable ability to swiftly adapt to new technologies, exceptional analytical capacity, and expertise in system administration, system builds, upgrades, patches, migration, troubleshooting, security, backup, decommissioning, and performance monitoring and fine-tuning on Red Hat Linux systems. Acquired skills in various tools and technologies including VMware, AWS, GIT, and Docker, as well as automation tools like Ansible and Ansible Tower.

Overview

5
5
years of professional experience

Work History

Linux Infrastructure Engineer

Blackrock
New York, USA
06.2022 - Current
  • Demonstrating proficiency in designing, constructing, and supporting CentOS, Red Hat 6, 7, 8 Linux-based infrastructures, showcasing a comprehensive understanding of their intricacies and requirements.
  • Extensive experience in configuring and maintaining Blocks Infrastructure for virtualization purposes, including creating and managing virtual machines (VM’s), allocating resources, and monitoring performance.
  • Proficient in configuring and deploying services across different environments, ensuring seamless integration and functionality.
  • Implemented automation for configuration management, leveraging tools like Ansible to streamline various processes.
  • Utilized Ansible for the testing and deployment of security patches across diverse environments, including development, non-production, and production, ensuring effective security measures.
  • Possesses in-depth knowledge of version control and Source Code Management (SCM) practices using GIT, including maintaining GitLab repository servers for code releases and application configurations or deployments.
  • Configured AWS Identity and Access Management (IAM) users and groups, enhancing login authentication and access control measures within the AWS environment.
  • Proficient in provisioning, monitoring, and managing EC2 instances on AWS, utilizing its features for efficient computer infrastructure distribution.
  • Demonstrated expertise in creating S3 buckets and utilizing Glacier S3 for storage and backups on AWS.
  • Skilled in working with kernel parameters to address application-specific issues, enhance system security, and perform system hardening.
  • Proficient in configuring virtual interfaces and NIC teaming to create load balancing for high network traffic and establish active backups for critical network traffic.
  • Proficient in enabling/disabling port access and conducting performance tuning for RHEL servers to optimize latency-sensitive workloads.
  • Utilized LVM to construct volumes on volume groups and file systems, also creating and managing logical volumes.
  • Improved system recovery after crashes or other outages, supporting data integrity to prevent massive loss of vital information.
  • Proactively monitored system health and workloads using monitoring tools, promptly addressing related tickets, alerts, and incidents through the designated ticketing platform.

Linux System Admin

Emigrant Bank
Elmsford, NY
12.2021 - 05.2022
  • Deployed and configured ESXi hosts on Dell and Hewlett Packard (HP) servers, ensuring optimal virtualization performance and resource utilization.
  • Expertise in utilizing VMotion for both hot and cold migrations of virtual machines, ensuring uninterrupted operation during server maintenance and load balancing.
  • Extended operational support of Linux Infrastructure, providing critical solutions.
  • Proactively monitored and managed the Linux service request and incident queue, ensuring timely resolution and adherence to service level agreements (SLAs).
  • Ensured continuous uptime of production servers and offered direct user support for Linux-related technical issues.
  • Configured and maintained LINUX operating system security using SELinux and firewalld.
  • Conducted network administration, troubleshooting issues with tools like ping, traceroute, and various networking protocols.
  • Collaborated directly with vendors for the decommissioning of servers and networking equipment, adhering to company policies.
  • Monitored and controlled system processes, managing priorities, terminating processes, and executing kill commands.
  • Took responsibility for maintaining local and remote Linux repositories for software packages.
  • Shared files over the network between Linux servers by configuring NFS server and SAMBA between Linux and Windows. Mounted shares and performed troubleshooting .
  • Implemented and enabled the SSHD daemon, configuring secure password-less SSH authentication using SSH key pairs.
  • Established efficient system setup and management, ensuring the seamless performance of Linux infrastructure.

Jr. Linux Admin

HP
Spring, Texas
12.2018 - 11.2020
  • Diagnosed and resolved software and hardware issues, ensuring seamless system functionality.
  • Managed user and group settings, modifying user ownership and access for enhanced security.
  • Installed, configured, and maintained both software and hardware components of computer and network systems.
  • Dealt with intricate network topologies, addressing challenges in diverse network environments.
  • Executed database backups and restores, safeguarding critical data integrity.
  • Addressed account-related tickets and resolved access-level issues for users.
  • Configured sudoers files to provide users with elevated privileges as needed.
  • Produced technical documentation and enhanced existing materials on the company's Confluence pages.
  • Scheduled Cron Jobs for efficient system operations.
  • Contributed to data center operations by participating in the racking and stacking of servers.
  • Implemented SSH keybased authentication for RedHat and CentOS systems, enhanced overall system security.

Education

Bachelors in Commerce & IT -

University of the Punjab
01.2018

Skills

  • Linux (RHEL & Centos)
  • Provisioning
  • Configuration
  • Decommissioning
  • Patching
  • Ansible & Ansible Tower
  • GitHub, GitLab
  • Docker
  • Cloud Computing (AWS)
  • LAN/NOC Administration
  • Shell Scripting
  • YAML
  • PXE-Boot & Kickstart
  • VMware, vCenter vSphere, ESXi Host
  • Ticket assessment and prioritizing
  • NFS and SAMBA
  • LDAP and Active Directory
  • Monitoring
  • Backup
  • Incident Management & Disaster Recovery
  • NIC teaming
  • Cron Jobs
  • Console Management, ILO and IDRAC
  • Kernel Tuning
  • RPM and YUM Installations
  • IP Tables Firewall & SELinux
  • SAN, NAS, LVM, RAID, gdisk
  • Disk management
  • Mounting resources

Timeline

Linux Infrastructure Engineer

Blackrock
06.2022 - Current

Linux System Admin

Emigrant Bank
12.2021 - 05.2022

Jr. Linux Admin

HP
12.2018 - 11.2020

Bachelors in Commerce & IT -

University of the Punjab

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Bushra Bilal