Senior Systems Administrator with Cloud & Automation Expertise

Phone 503-***-****

Email ***.**********@*****.***

Address Northplains, OR

●Accomplished systems administrator with 6+ years of experience managing server infrastructure and data-center operations across multiple platforms (Unix, Linux, AWS, and VMWare).

●Effectively plan, install, configure, and optimize the IT infrastructure to consistently achieve high availability and performance.

●Managing Servers in AWS, VMware, and Physical environment.

●Skilled problem identifier and troubleshooter, comfortable in managing systems, projects and teams in a range of IT environments.

●Advanced experience with Red Hat Enterprise Linux, and CentOS.

●Ability to tune Linux based on performance, memory usage, file system and device I/O.

●Experience in automating installations, configuration management, administration tasks for hundreds of machines.

●Efficient in installing, configuring, and implementing the RAID levels using various tools like LVM

●Expertise in areas such as Installation, Configuration, Upgrade, Patching and Performance Tuning.

● Managing IT Infrastructure in AWS with the following services like AWS EC2, IAM, SNS, CloudWatch, cloud trail, S3, CloudFormation etc..

●Managing VMWare infrastructure with configuring, deploying, managing and troubleshooting.

●Managing IT Automation using ansible scripts.

●Experience in setting up enterprise infrastructure on Amazon Web Services (AWS) including EC2, ELB, EBS, S3, Auto - Scaling, EMR, AMI, RDS, IAM, Cloud Formation, Terraform, VPC, CodeDeploy, Elastic Beanstalk, CloudWatch, Cloud Trial etc.

●Experienced with Cloud Migrations to IAAS Platforms like AWS, OpenStack, Azure and Google Cloud.

●Ability to gather metrics and monitor systems at all levels including low level system calls to user space applications to ensure that Service Level Agreements (SLA) are being met.

●Excellent interpersonal as well as communication skills and enjoys a challenging and high-pressure team environment.

●Expertise in Installing and Configuring of Linux Server from scratch

●Understanding of Linux Systems, netstat, grub boot config & systems rescue, IPtables run-levels & startup

●Good experience in the configuring of File servers like FTP, NFS and Samba

●Monitoring and managing system performance of CPU Utilization, Virtual memory, system events, swapping,

●Providing emergency support (24/7) for critical deployments and package/application issues.

●Have a good understanding of TCP/IP and all Unix networking protocols and services

●Working knowledge on shell and Python scripting

●Experienced in database technology such as Oracle, SQL, PLSQL, MySQL, PostgreSql and NoSQL databases such as Apache Cassandra, MongoDB.

●Experience in LINUX/Unix System Administration, System Builds, Server Builds, Installations, Upgrades, Patches, Migration and Troubleshooting of RHEL Servers.

●Experienced with Cloud Migrations to IAAS Platforms like AWS, Azure and Google Cloud

●Experienced with Bug tracking tool like JIRA, Bugzilla and Remedy.

●I have hands on experience on Ansible and Ansible Tower as Configuration Management tool and playbooks using yaml that automate repetitive tasks, managing changes for critical applications for continuous delivery

●We used nagios,graffana, CloudWatch, Cloud Trial tool for Continuous Monitoring and using this we where able to detect, report, respond and mitigate the attacks that occur, in our infrastructure.

EXPERIENCE

LINUX ADMINISTRATOR — Phoenix tech

OR, January 2021 – Present

Having 2+ years of experience as a System Administrator in phinox,supporting for more than 1500+(mid range to high end servers) servers in RHEL 6.0, 07 & 8.0 OE, VMWare and AWS environment

Linux Admin:

●Installing, managing, and upgrading both physical and virtual servers with RHEL 6/7/8

●Working knowledge on high end servers like blade and blade Servers

●Able to handle most of basic to advanced calls in User, group management, system start-up, service modification, crontab entries, ACL modifications, IP tables and NFS, file system management

●Extensive usage of LVM on the Linux servers and disk management

●Configuring clients for remote applications using SSH, SCP, Telnet, and FTP

●Maintaining the cross platform of file and resources sharing using SAMBA

●Configuring the private repository for accessing the packages with YUM

●Working knowledge on Linux Server build from screech for both VM Servers and Physical Servers

●Plan, perform, manage, and coordinate UNIX hardware and software upgrades, patches, and new installations

●Experience on handling file system, disk management and managing the problems associated with file system

●Monitoring and managing system performance of CPU, memory, system events, swapping, Disk usage

●Working with various consoles and managing and up grading firmware with latest patch level

●Handling various hardware and software related issues by coordinating with respective venders

●Working on ansible to perform all system admin tasks, like patching, upgradation etc.

AWS Admin:

●Working on Amazon Web Services (EC2, ELB, VPC, S3, IAM, RDS, CloudWatch, SNS)

●Creating, managing and applying various policies for the users and groups

●Monitoring and managing various metrices and act based on the alert

●Creating and managing various firewalls using ACL's and Security groups

●Setup/Managing VPC, Subnets; make the connection between zones; Blocking suspicious ip/subnet via ACL

●Creating/Managing AMI/Snapshots/Volumes, Upgrade/downgrade AWS resources (CPU, Memory, EBS)

●Migrating servers from on-premises to AWS using VMWare console

●Deploying and managing static website in AWS S3 bucket.

VMWare:

●Managing the physical hardware and virtual environment using virtual Center Server v6.5

●Creating and configuring new Virtual server using vSphere

●Cloning an existing server for production from Dev/QA

●Adding resources like memory, CPU, disk space etc

●To the servers based on customer requirement

●Monitoring the server performance

Devops:

Worked on release management & deployment tools like AWS Code Pipeline, Cloud Formation, AWS Code Deploy.

Designed and implemented a SOA microservice with a JSON HTTP REST API for recent activity feeds using AWS SQS.

Implemented multi-tier application provisioning in open stack cloud, integrating it with ANSIBLE, migrating the application using Maven as build tool.

Virtualized the servers using Docker for the test environments and dev-environments needs, also configuration automation using Docker containers.

Created a Continuous Delivery process to include support building of Docker Images

Used AWS Beanstalk for deploying and scaling web applications and services developed with Java, PHP, Python, Ruby, and Docker.

Create develop and test environments of different applications by provisioning Kubernetes clusters on AWS using Docker, Ansible, and Terraform.

Utilized Ansible and Chef as configuration management tools to deploy consistent infrastructure across multiple environments.

Used MySQL, DynamoDB, and Elastic Cache to perform basic database administration.

Followed agile principles and used JIRA for maintenance and Bug development tasks.

Implement and maintain the monitoring and alerting of production and corporate servers/storage using AWS CloudWatch, AppDynamics, CloudTrial and NagiOs.

Performed all Linux operating system, disk management and patch management configurations, on Linux instances in AWS.

Worked with AWS EC2, VPC, S3, SQS, SNS based automation through Terraform, Ansible, Python, Bash Scripts.

Written Ansible Playbooks, which is entry point for Server Provisioning, where the automation identified through the tasks using YAML format.

Manage AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers for GIT/Bitbucket and Puppet.

Install Configure and Manage Monitoring Tools such as Zabbix, Nagios, Cloudwatch for Resource Monitoring..

Created automation and deployment templates for Relational and NOSQL databases (standalone and RDS), including Oracle, SQL Server, MongoDB and MariaDB in AWS.

Created and managed a Docker deployment pipeline for custom application images in the AWS cloud using Jenkins

Environment: Git, Jenkins, Chef, Puppet, Ansible, Terraform, Kubernetes, Docker, Jira, AWS, Confluence, Java/J2EE, MAVEN, Web Logic, Tomcat, Shell Scripts, Python, Zabbix, SumoLogic, AppDynamics, NagiOS.

Projects Handling:

Project#1 - Server Build (Linux, AWS & Virtual)

Project#2 - Migration from RHEL6 to RHEL7

Project#3 - Decommission of the servers

LINUX SYSTEM ADMINISTRATOR — Swift VA, February 2020 - December 2020

Responsibilities:

●Having 1+ years of experience as a System Administrator to support and maintain the Linux server

●Managed around 700+ Unix servers running Windows and RHEL on different H/w

●Like HP DL 380 G series servers and Dell Power Edge servers

●Installation and configuration of Linux servers through kickstart and stand alone

●Monitoring of resource utilization of servers and storage boxes

●Performed a trend analysis of CPU/Memory/Disk utilization for critical servers

●Preparation of health status reports at agreed intervals to aid capacity planning

●Developed various shell scripts to automate aspects of systems maintenance

●Administered multiple Linux servers running in high availability environment

●Creating and managing filesystem using Logical Volume Manger (LVM),

●Installation of Patches and S/w & Packages on Linux (rpm, yum )

●Configuration and support for DNS, SMTP, NFS and FTP services

●We used Nagios for Continuous Monitoring and using this we were able to detect, report, respond and mitigate the attacks that occur, in our infrastructure

●Worked on release management & deployment tools like AWS Code Pipeline, Cloud Formation, AWS Code Deploy.

●Deployment in RDS to enable High Availability and controlled failover at the database tier for MySQL workloads

●Created automation and deployment templates for Relational and NOSQL databases (standalone and RDS), including Oracle, SQL Server, MongoDB and MariaDB in AWS.

●Managed and reviewed Kafka logging and transitioned application from SQL based logging

●Perform server configuration management on apache products, MySQL, and WebLogic using tools such as Ansible.

●Administered large scale server environments consisting of over 800 RHEL 5/6 VMWare VMs running multiple technologies including Apache, JBoss, memcached, MySQL, postfix, ActiveMQ, Python.

LINUX ADMINISTRATOR — County of Venture Oxnard, CA, February 2019 - January 2020

Responsibilities:

●Managing the physical hardware and virtual environment using virtual Center Server v6.5

●Creating and configuring new Virtual server using vSphere

●Cloning an existing server for production from Dev/QA

●Adding resources like memory, CPU, disk space etc

●Monitoring the server performance

●Upgraded system software and hardware components to meet specific business needs.

●Coordinated and performed infrastructure disaster recovery tests to facilitate architecture and data recoverability.

●Processed and reviewed problem tickets with company ticketing system to troubleshoot and resolve issues.

●Increased team productivity and automated repetitive tasks using batch files.

●Installed firewalls and anti-virus software and deployed two-factor authentication to verify data integrity and cybersecurity.

●Managed user accounts and group policies, folder access and security settings with active directory.

●Implemented management tools used to support systems and network devices.

●Provided appropriate permissions to users in accessing files and databases.

●Recommended changes to improve systems and network configurations and determine hardware and software requirements related to such changes.

●Diagnosed, troubleshooted and resolved hardware, software and other network and system problems.

●Planned and implemented network security measures to protect data, software and hardware.

SYSTEM ENGINEER — Equifax

St .Louis, MO, January 2018 - December 2018

Responsibilities:

●Implemented management tools used to support systems and network devices.

●Performed Installation, configuration and troubleshooting of SUSE,Red Redhat Linux Server

●Worked and monitored infrastructure using tools like (BMC, McAfee, Chef, Tanium, Nagios, Dynatrace, Splunk etc) and able to detect, report, respond and mitigate the attacks that occur, in our infrastructure

●Performed Security patch Management of the servers .

●Identified Root cause of the issue and analyzed and remediated issues

●Performed security vulnerability management and server security hardening

●Upgraded system software and hardware components to meet specific business needs.

●Increased team productivity and automated repetitive tasks using shell and ansible.

●Provided appropriate permissions to users in accessing files and databases.

●Managed user accounts and group policies, folder access and security settings with active directory.

●Processed and reviewed problem tickets with company ticketing system to troubleshoot and resolve issues.

●Operated master console to monitor performance of computer systems and networks and to coordinate computer network access and use.

●Recommended changes to improve systems and network configurations and determine hardware and software requirements related to such changes.

●Performed routine network startup and shutdown procedures and maintained control records.

●Diagnosed, troubleshooted and resolved hardware, software and other network and system problems.

●Monitored network performance to determine whether adjustments needed to be made and to determine where changes needed to be made in future.

●Performed data backups and disaster recovery operations.

●Coordinated with vendors and company personnel to facilitate purchases.

●Working with various venders for replacing faulty hardware’s

JR.SYSTEM ADMINISTRATOR — Myguru Online Ltd Hyderabad, AP, August 2014 - August 2015 Responsibilities:

●Installed, Configured, and have performed Trouble shooting on Windows servers (2012, 2016 and 2019)

●Performed Server patching activities using WSUS.

●Performed Firmware upgrade process for DELL, HP servers and hardware management agents.

●Have good knowledge on windows clusters.

●Have good experience on Active Directory/DNS/DHCP.

●Installed and configured VMware ESXi.

●Worked on HA/DRS clusters, migrations, cloning/templates, snapshots and vSwitches..

●Performed Troubleshooting on windows and VMware Servers.

●Worked outside business hours to support critical issues reported and Remediated issues .

●Worked on following Incident, Request, Problem and Change Management Process.

●Worked on multiple concurrent tasks with conflicting priorities.

●worked with multiple geographically dispersed teams

EDUCATION

GRADUATION IN INFORMATION AND SYSTEM SECURITY

—University of the Cumberlands-GPA 4.0

Williamsburg, KY

COMPLETED COURSEWORK TOWARDS TRAINED ON ITIL

●Projects Handled: Server build, Linux Migration, patching

● Operating Systems:

●Win, RHEL 6.0/7.0, 8.0 ● Hardware: IBM Blade Servers and HP Servers

●Scripting Languages: Shell Script (Bash, Borne and Korn Shell)

● System Monitoring: Nagious

●SAN / NAS: EMC, NetApp, IBM storages ● Networking: TCP/IP, LAN/WAN, VPN

●IT Frameworks: ITIL, ● Server Build: Physical server, Virtual server and AWS Servers.

●Experience on AWS Services (EC2, IAM, SNS, CloudWatch, CloudTrail, S3, Cloud formation)

●Automation: Ansible, git

● Good understanding of MS-SQL Server management.

Contact this candidate