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System Administrator Expert-cloud Engineer Resume

SUMMARY

  • Planning, Designing and setting up infrastructure in Cloud, Containers (Docker, ECS), VMware and Physical machine.
  • Hands on Experience in NOC system and application support and deployment (L3)
  • Implement and support DevOps practices in AWS Cloud Environment (Linux)
  • Build whole stack including AWS EC2 Redhat Linux, ALB/NLB, Security Group and EBS Volume using Cloud Formation script and Jenkins
  • Hands on experience in setup large environment using DNA, SFTP, log management.
  • Worked system/Working hardening and made in automate using python script to alert.
  • Design and implemented user management, access policy and logging policy for large environment.
  • Extensively involved in Configuration Management tool large System Environment (Ansible)
  • Created Hadoop cluster for client as per their requirement
  • Sound Knowledge in Amazon Web Services like EC2, ELB, VPC, S3, Cloud Front, RDS and Amazon Command Line Tools.
  • Actively troubleshoot any issues that arise during testing and production, catching and solving issues before launch. Experience in Elasticsearch, Logstash and Kibana
  • Experience with Ansible and Open stack and EWS cloud
  • Hands on experience in MySQL synchronized cluster
  • Work experience with Caching application Redis
  • Hands - on experience in HAproxy load balancing on http and TCP mode
  • Hands on Experience with Managing Servers and Infrastructure in Data Center
  • Develop Jenkins job to execute operation tasks using ansible, groovy and scripting languages such as python or bash . Setting up Linux OS, application installation and environment
  • Building and maintaining tools, solutions and microservices associated with deployment and operations platform, ensuring that all meet our customer service standards and reduce errors.
  • Hands on experience on MySQL and PostgreSQL Load balancing and administrator
  • Hands on Experience in Set up Monitoring tool Such as Icinga, Nagios, Em7
  • Hands on experience in Performance Monitoring tool (Ganglia, Cacti)
  • Hands on Experience in Apache and Tomcat web server, clustering and performance tuning
  • Experience in Database Management and tuning (MySQL And Postgresql)
  • Hands on experience in Solaris, Linux virtualization and ESX
  • Experience in Nginx as a tomcat reverse proxy
  • Working Experience on Web Security like SSL, TLC
  • Solaris and Linux hardening and Security

TECHNICAL SKILLS

Operating System: Linux (RedHat, Centos, Ubuntu), Solaris

Mail Server: Postfix and Sendmail

Webserver: Tomcat and apache

Protocol and Subsystem: NFS, SFTP, DNS, DHCP and LDAP

Virtualization: ESX, Vmware and Xen

Monitoring Tools: Nagios, OpenNMS, EM7 and sitescope

Database: Mysql and Postgresql

Caching Application: Memcache and Membase

Reverse Proxy: Nginx

Configuration Mant: Puppet and Ansible

Other Application: Jira, Confluence, Stash and Bamboo

Public Cloud: Amazon web services

PROFESSIONAL EXPERIENCE

System Administrator Expert-Cloud Engineer

Confidential

Responsibilities:

  • Build whole stack including AWS EC2 Redhat Linux, ALB/NLB, Security Group and EBS Volume using Cloud Formation script and Jenkins
  • Implement and support DevOps practices in AWS Cloud Environment (Linux)
  • Develop Jenkins job to execute operation tasks using ansible, groovy and scripting languages such as python or bash
  • Building and maintaining tools, solutions and microservices associated with deployment and operations platform, ensuring that all meet our customer service standards and reduce errors.
  • Actively troubleshoot any issues that arise during testing and production, catching and solving issues before launch.
  • Administrate and Manage webservers such as tomcat and Apache. Automate the Webservers management through Automation Tools
  • Deploy Linux and Application updates as required as per security vulnerability findings.
  • Automate our operational processes as needed, with accuracy and in compliance with our security requirements.
  • Manage database (MySQL) monitoring and management.
  • Monitor and support all network and security activity on the infrastructure to provide maximum uptime.
  • Create and Maintain user account, profiles, rights, disk space of cloud infrastructure
  • Specifying, documenting and developing new product features, and writing automating scripts using python and bash.
  • Manage code deployments, fixes, updates and related processes.
  • Work with Linux based open-source technologies as needed.
  • Work with CI and CD tools Jenkins, and source control such as GIT and SVN.
  • Offer technical support where needed, developing software for our back-end systems.
  • Documenting all necessary changes and plans from Operating Systems, Network Maintenance, security, configuration management tools prospective as per company policy.

Cloud and Systems Solution Administrator

Confidential

Responsibilities:

  • Working closely with Architecture, Development, Test, Security and IT Services teams
  • Design and Implement IaaS and PaaS of DevOps tools Infrastructure which support 10 K developers
  • Install, configure and Manage Linux Servers and Application
  • Migrate Existing infrastructure into Amazon Cloud.
  • Design and Implement In-house development and staging environment with Proxmox KVM cluster
  • Designed and Implemented Collaboration Technology Tools which uses more than 10 K Engineers actively with 99.98% uptime.
  • Implemented Amazon API Gateway to manage and control Atlassian Application Gateway and In-house Application Gateway.
  • Implemented YubiKey MFA for Ubuntu SSH login and Proxmox
  • Designed and Configure AWS Native Cloud Application (NCA) Servers such as Virtual Private Cloud (VPC), Security Groups, Network Access Control List (NACL), Elastic Compute Cloud (EC2 instances), Elastic Block Store (EBS), Simple Storage Service (S3), KMS, Elastic Load Balancer (ELB), RDS MySQL, Subnets, Snapshots, Auto-Scaling groups, Route 53 DNS, Glacier, Elastic File System (EFS), Cloud Watch, Cloud Trail
  • Experience in branching, tagging and maintaining the version across the environments working on Software Configuration Management (SCM) tools like Subversion (SVN) and GIT.
  • Worked on AWS - Amazon Cloud - EC2 (Security Groups, Elastic IP's, Load balancers, Auto scaling groups, Placement Groups), S3, Elastic Bean Stack, Direct Connect, VP3, Route 53, and Cloud watch, Grafana & IAM.
  • Setup AWS Cloud Trail/Config to record API for account and deliver log files, inventory, resources, history.
  • Architect solutions for scaling applications, services and databases in a cloud environment
  • Develop reference architecture for high availability capabilities such as auto scaling and multi-site deployments
  • Configure VPC on Route 53 (DNS Service) for custom Web-enabled Applications spanning 20 custom apps.
  • Developed Ansible scripts to automate Installation, configuration of Ubuntu Server, Atlassian Applications and Postgresql Cluster
  • Create custom AMI with CIS (Center of internet security) standard.
  • Develop POC for new implementation
  • Migrating active application which is in physical and KVM to AWS hybrid Infrastructure,
  • Implementing Security best practices in Ubuntu Server using Ansible Scripts
  • Implemented Log Management policy (CPI-810) using scripts and server configuration
  • Implement Infrastructure for Atlassian Tools and supporting application.
  • Build Proxmox Virtual Environment for Atlassian application and makes KVM infrastructure.
  • Implementing monitoring and reporting solutions across a range of environments and platforms using Grafana And Icinga
  • Configure and Manage Large scale webservers such as Apache Tomcat
  • Designed and Developed Influx DB queries for Server and Application Monitors
  • Tuning Postgresql server and fine-tuned Barman
  • Managing GIT repositories using Native GIT and Bitbucket.
  • Perform all Linux administration day to day tasks
  • Designing Best Practices for Disaster Recover and Implement that into production infrastructure.
  • Implement POC for Atlassian tools in Dockers within AWS for complete elasticity and orchestrations.
  • Participated Proxmox Upgrade and Configuration
  • Implemented HA Haproxy Environment for Atlassian Tools
  • Design and Implemented SSL Certificates for all the Atlassian tools using Haproxy

Technical Skills: AWS (VPC, EC2, S3, RDS, EBS, IAM and Glacier), Ubuntu, Centos, Apace Tomcat, MySQL, Postgresql, YubiKey, Icinga, Nagios, Influx DB, Grafana, Proxmox, Ansible, Haproxy

System Consultant

Confidential

Responsibilities:

  • Implement various java-based application cluster using haproxy and GSLB.
  • Developed various scripts in Python, Perl and Shell to automate Infrastructure activities.
  • Implemented Configuration tool (Puppet and Ansible) infrastructure provisioning in Cloud and Virtual Infrastructure.
  • Have sound knowledge in Mesosphere, Mesos based infrastructure.
  • Have expert level knowledge in Docker.
  • Configure servers, application and application cluster using puppet and Ansible
  • Implemented various monitoring tool such as nagios, icinga2 and openNMS from scratch as per application/infrastructure requirement.
  • Worked on open stack agile network
  • Provision instances using terraform
  • Implemented Elastic application cluster using Docker, Mesos, Zoo keeper, Kafka, Bamboo
  • Implemented ELK stack for log management
  • Implemented tomcat cluster using haproxy
  • Implemented redis and management.
  • Implemented Rabbitmq Cluster.
  • Implemented Ansible script for automatic environment in Openstack cluster
  • Implemented MySQL synchronous MySQL cluster
  • Worked on Multiple ATLASSIAN applications such as JIRA, CONFLUENCE,BAMBOO and STASH
  • Have sound knowledge in version control system such as GIT and SVN
  • Implemented and Experience in Cassandra cluster
  • Implementing SSO for internal application

Network and System Administrator

Confidential

Responsibilities:

  • Effectively plan, install, configure and optimize the IT infrastructure to consistently achieve high availability and performance.
  • Experience on implementing backup solution SAN and LVM
  • Implemented and Managing Virtual Machines(Redhat and Centos ) in ESX and Xen
  • Implemented and managing Jira, Confluence, SVN, Git, stash and Bamboo.
  • Implemented AWS Native Cloud Application (NCA) such as RDS, Message Queue and Message Services, Caches.
  • Implemented Redshift for Big Data Management.
  • Implementing SSO for internal application
  • Working with development team to plan effective application strategy
  • Work with professional service team to provide optimized environment as per client requirements
  • Implement Process for Incident and Change Management
  • Capacity Management depend on the client requirement and stress test
  • Implement and Monitor system and application using Nagios or Opennms
  • Develop custom scripts to monitor application through Nagios
  • Plan and Implement backup, restore and reporting strategy to keep system high availability
  • Real time experience on configuration management tools like puppet and Chef
  • Implement and test multiple open source application to get better performance and update management for better quality product.

Network and System Administrator

Confidential

Responsibilities:

  • As start-up project, implement development and QA environment.
  • Work with development team to architect the application and systems.
  • Implemented AWS setup to test the application performance
  • Optimize the system and services for better performance of project
  • Implemented security guidelines for the infrastructure and applications.
  • Implement Process for Incident and Change Management
  • Implement multiple application, which support the development infrastructure such as
  • Jira, Confluence, SVN, Git, stash and Bamboo.
  • Capacity Management depend on the client requirement and stress test
  • Implement and performance tuning for tomcat, apache and Nginx
  • Develop scripts in Perl, shell or python for automation and monitoring the administrative task
  • Plan and Implement backup, restore and reporting strategy to keep system high availability
  • MySQL Clustering, administration and backup
  • Implemented puppet template for server provisioning to AWS

Senior System Consultant

Confidential

Responsibilities:

  • Currently Working as a L3 system Consultant Solaris
  • Monitoring 3 Datacenters for Application & Systems remotely using Monitoring tool & providing solution in 24X7 support environment.
  • Each data center consists of a three-tier system i.e. Webserver layer, ArcIMS application and Oracle Database layer.
  • Experience in work on Specific SLA and severity with priority
  • Working on Ticket Management, incident management and Change Management
  • System management for LDAP.SNMP, SFTP, SSL
  • Setup and maintaining various monitoring tool as per client request like Nagios, Sites scope, Em7, Open NMS
  • Administrating Sun Solaris, Linux, and Win2K3 systems.
  • Verities Volume Manager and Cluster Suite
  • Implemented and maintaining systems accounting and security process.
  • User and access management and hardening for the servers
  • Software Installation, Patches management and kernel up gradation.
  • Scheduling crons, creating shell scripts for atomizing tasks.
  • Managing FTP server for the client as per client requirement and monitoring and patching up the security and other issue with FTP
  • Release Management by ITIL process
  • Installation/configuration of Samba/Apache/http.
  • Working on the Implementation of Cloud Computing Amazon EC2
  • Performing adhoc tasks such as Kickstart installation, Zoning in Solaris, configuring VNC server, Weblogs report generation using Webtrends and AWSTATS tool etc

System Administrator

Confidential

Responsibilities:

  • Administrating Linux and Solaris Os
  • Implemented and maintaining system servers like SNMP, SMTP, LDAP, DNS, and FTP.
  • Implementation and management of Apache server for various applications with various esteemed clients.
  • User and access management with ACL.
  • Implemented various monitoring applications for client(Nagios, Open NMS,MRTG)
  • Working knowledge of Kerberos.
  • Software Installation & Patches management.
  • Installation of Operating system and hardening.
  • Implemented and Maintaining various server monitoring tools
  • Implemented and maintaining various mail servers for couple of esteemed clients
  • Maintaining the Iron port Antispam device
  • Implemented Managed DNS (BIND) servers with more than 2000 domains.
  • Operating system trapshooting with kernel Compilation
  • System storage, backup and restoration services.
  • Installation and System Management of Oracle and Mysql
  • Implementation of Linux Software RAID setup.
  • Managed various system and network services like FTP and SSH
  • Implemented and maintaining plesk control panel
  • Develop Perl and shell script to automate various system process.

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