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Systems Engineer Linux

Location:
Dublin, OH
Posted:
April 07, 2024

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Resume:

Linux Systems Engineer boasting *+ years of expertise navigating intricate hybrid Linux setups. Proficient in Ansible to automation the environment, coupled with strong capabilities in managing virtualized environments via VMware and AWS cloud services. Well-acquainted with Docker to streamline container deployments and GIT for source code management. Specialized in deploying, configuring, and decommissioning Red Hat and CentOS systems, with a focus on patching, storage management, troubleshooting, and incident resolution. Optimizing workflows through automation and contributing to technological advancements.

Linux Systems Engineer Feb 2022 – Current

Bank of America New York, NY

Providing end-to-end support for the entire life cycle of Linux operating systems, with a focus on RHEL 6, 7, and 8, ensuring unbroken functionality.

Hands on experience at configuring and sustaining Infrastructure, specializing in VM creation and strategic resource allocation to enhance overall system performance.

Implemented and configured advanced features of VMware, such as high availability (HA), distributed resource scheduler (DRS), and fault tolerance (FT), to enhance the availability and reliability of virtualized infrastructure.

Strong background in Storage and Disk Management, with a focus on implementing LVM and deploying RAID setups for enhanced performance on Red Hat cluster servers in SAN Storage Areas.

Creating Ansible playbooks and roles, ensuring efficient deployments and configuration in different environments (Dev, prod and UAT).

Adept at orchestrating the configuration and deployment of services, ensuring uninterrupted integration between Ansible Tower and Git, to ensure effective configuration management.

Experience with git branching strategy and utilized merging capabilities for efficient integration of code changes in collaborative projects.

Strong expertise in utilizing AWS services like EC2, S3, Glacier, IAM, AMI, EBS, EFS, ELB, Autoscaling, CloudWatch, Cloud Trail.

Managing storage by creating S3 bucket, creating policies and archiving data in Glacier to achieve efficient storage, backups, and data archival in cloud environments.

Monitoring and alerting of production and corporate servers such as EC2 and storage such as S3 buckets and other resources by focusing on matrices of AWS CloudWatch.

Ensuring top-tier availability through skillful deployment and management of ELB resources.

Spin up Docker containers from Docker Hub, ensuring secure storage and efficiently deploying and managing applications, creating Dockerfile and Docker volumes.

Exposure in deploying and managing containers in pods using Kubernetes, optimizing workload management and achieving seamless scalability across distributed server clusters.

Pre-emptive in troubleshooting and resolving complex issues, and identifying root causes and implementing permanent solutions.

Playing a key role in achieving optimal performance and enhanced availability by relying on Nagios for monitoring and assessing server health.

Linux Systems Administrator Feb 2019 – Jan 2022

Accenture New York, NY

Played a Lead role in deployment of ESXi hosts on Dell and HP servers, achieved optimal configuration and performance by Vcenter and Vsphere.

Proficient in VMotion where implemented hot and cold migrations for uninterrupted virtual machine operation during maintenance and load balancing.

Implemented system updates and patches, ensuring the security and stability of the infrastructure while minimizing potential vulnerabilities.

Managed and maintained Dell and HP ProLiant servers in a Linux environment, ensuring optimal performance and reliability.

Installed, configured, and troubleshooted hardware components such as CPUs, RAM, storage devices and network related issues.

Implemented flawless configurations and deployments of Apache and Nginx applications, delivering unmatched functionality and optimal performance.

Directed the management of file systems, permissions, and ownerships to establish an organized data storage framework across infrastructure servers.

Ensured peak system availability and stability by resolving issues, contributing to enhanced overall performance and achieved user satisfaction.

Proactively oversaw Linux service requests and incidents, ensuring prompt resolution and adherence to SLAs.

Incorporated resilient error management and logging into BASH scripts, enhancing reliability and facilitating seamless troubleshooting.

Proficient in administering IBM MQ infrastructure, including configuring queue managers, channels, queues, and message flows.

Designed and implemented message transformation using IBM MQ's capabilities to ensure compatibility and interoperability between systems.

Troubleshooted and resolved issues related to message delivery, queue management, and connectivity to ensure smooth operation of IBM MQ environments.

Monitored and maintained IBM MQ queues, ensuring optimal performance and availability for seamless communication

Implemented security measures such as encryption, authentication, and access control in RDQM to protect sensitive data and ensure compliance with security policies.

Proactively addressed firewall-related challenges, ensured protection for systems and data assets.

Enhanced NFS performance by fine-tuning in server and client architecture. Performed troubleshoot NFS related issues not limited to mounting issues, stale handlers and service related issue.

Enabled NIC bonding on new builds to achieve fault tolerance, load balancing, and redundancy, enhancing network performance and ensuring high availability.

Customized RAID setups (0, 1, 5, & 6) on RHEL servers, aligning with client specifications for efficient data storage solutions.

Ensured rigorous file system checks, including corruption, mounting and space related issues.

Extensive experience in evaluating server performance in Linux environments, identifying areas for improvement and implementing optimizations for enhanced system efficiency.

Conducted in-depth analysis of system metrics, identified and resolved CPU, IO, and memory performance challenges.

Implemented Zabbix for real-time monitoring, proactively addressing potential issues and ensuring optimal performance.

Linux Tech Support Nov 2017 – Jan 2019

Early Warning Services (EWS) Scottsdale, Arizona

Resolved user tickets and ensured seamless system operation and achieved user satisfaction.

Utilized a vigilant approach to system performance monitoring, leveraging tools and CLI for optimal functioning and early identification of issues.

Systematically reviewed system logs for troubleshooting, demonstrating a keen eye for detail in maintaining system integrity.

Implemented job scheduling precision with crontab, optimizing system efficiency through automated task management.

Skilled in handling backup, archive files, ensuring optimal data storage and transport capabilities.

Collaborated with cross-functional teams to strengthen system stability by extending support.

Efficiently executed the server racking and stacking process, replacing the parts.

Opened tickets with vendors for faulty parts and claimed guarantee.

Devops tools:

Ansible, Ansible Tower, Jenkin

Amazon Web Services:

VPC, IAM, EC2, S3, Cloud formation, EBS, EFS, ELB, CloudTrail, Cloud Watch, Route53,

Containerization:

Docker container, Dockerfile, Kubernetes

SCM:

Git, Gitlab, BitBucket,

Messaging/Middleware:

IBM® MQ, RDQM

Hardware:

HP Proliant, Dell PowerEdge hardware

Operation System:

Red Hat Enterprise Linux 6, 7 and 8, CentOS 6, 7 and 8, Ubuntu, OEL

Virtualization Tools:

VMware ESXi, vSphere, VMotion, vCenter, Template, HA, DRS, Clone,

Monitoring Tools:

Prometheus, Dynatrace, Nagios, Splunk

Ticketing Systems:

BMC Remedy, Jira, ServiceNOW,

Disk Storage Management:

SAN, RAID, LVM,

Filesystems

XFS, EXT4, Ext3

Webservers:

Apache, nginx, Tomcat

Bachelor’s in computer science 2005 Technical University, Georgia

Redhat Certified Systems Administrator 2022

Redhat Certified Systems Engineer 2023

PROFILE

PROFESSIONAL EXPERIENCE

CORE SKILLS SET

EDUCATION

CERTIFICATION



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