SUMMARY:

• A passionate and dedicated Cloud Infrastructure Engineer, certified AWS Solution Architect Professional, certified RedHat System Administrator, certified AWS Developer Associate, certified AWS Sysops Admin with over 10+ years of experience in system administration, consulting and cloud architecting in the IT industry for several companies.
• Broad knowledge in Amazon Cloud Services and its features like AWS EC2, VPC, EBS, AMI, snapshots, Auto scaling, Cloud Formation, Lambda, SES, SQS, SNS, RDS, ELB, EBS, CloudWatch, S3 etc. Strong Linux and VMware administration skills. Authorized to work in the United States for any employer
• AWS Cloud, VMware, OpenStack, PKS, NSX - T, Glassfish, Elasticsearch, Jira, Confluence, Bamboo, vSphere, Datrium, FortiGate, Forti web, Forti mail, Active Directory, OLS, GlusterFS, Ansible, Terraform, AWX, Git, Linux RHEL, Centos, Ubuntu, Bash Scripting, ldap, dns, dhcp, nfs, lvm, imap, ssl, selinux, Widows, GitHub, Jenkins, AWS lambda, AWS EC2, AWS Cloud formation, AWS CloudWatch, AWS S3, Kinesis, AWS Auto-scaling, AWS SQS, AWS SNS, AWS DynamoDB, AWS RDS, AWS Aurora, AWS ELB, VPC (NAT, Peering, VPN), AWS Lambda, AWS Kinesis, Docker, Kubernetes, Jenkins, Dynatrace, Logic Monitor, Vrops, AWS EFS, Tomcat, Apache, Netapp, MySQL, Mariadb, Percona, Tenable, Sophos, Graylog, Ipam, Salt, Nagios, Gomez, ServiceNow, MoogSoft, Mobstor, Dialogic SR140

TECHNICAL SKILLS:

Operating Systems: RHEL 5.x, 6.x,7.x & 8.x, Centos, Ubuntu, Fedora, Debian, Windows and Mac OS

Devops tools: Git, Ansible, Docker, Tomcat, Apache, Java, Elastic Bean Stalk, Elasticsearch, Jenkins, Ansible, Bitbucket, bamboo, Ubuntu, CentOS, Linux, AWS ELB, AWS cloud formation templates, AWS RDS, AWS CloudWatch, OpenShift, AWS S3, AWS SQS, AWS SNS, AWS Lambda

Network Services: tcp/ip, nis, nfs, dns, dhcp, Samba, smtp, wan, lan, sftp/ftp, ldap, ssh, https, snmpd, syslog

Server Hardware: HP ProLiant, DL360/380, IBM xseries, Dell Power Edge and IBM Blade

Virtualization: AWS, VMware, PKS, OpenStack, Azure, KVM, Docker

Database: MySQL, MariaDB, Percona, and oracle 10/11 g

Languages/Script and web technologies:: HTML, XML, Bash Scripting, yaml, json, Python

Monitoring: Logic Monitor, Nagios, Gomez, Jenkins

Security: Iptables/Firewall, TCP Wrapper, Selinux, tcpdump

PROFESSIONAL EXPERIENCE:

Confidential, Plano, Texas

Linux/Cloud Engineer

Responsibilities:

• Responsible for architecting, designing, implementing and supporting scalable secure infrastructure and solutions both on-prem and in the cloud
• In-depth knowledge of Amazon EC2, VPC (NAT, Peering, VPN), IAM, EC2 Container service, Elastic Beanstalk, Lambda, S3, Cloud Front, RDS, DynamoDB, Elastic Cache, Redshift, Direct Connect, Route 53, cloud watch, Cloud Formation, Cloud Trial, Amazon Elastic Map Reduce (EMR), SNS, SQS, and API Gateway
• Migrated VMWARE VMs to AWS and worked with internal teams to plan and manage the migration of applications to AWS cloud
• Designed secured, cost optimized, highly available and resilient infrastructure in AWS, ensured data integrity and data security by implementing AWS best practices
• Built a set of security policies which helps in identifying, categorizing and protecting the assets on AWS, managing access to AWS resources using accounts, users and groups
• Implemented security best practices in AWS including multi factor authentication, access key rotation, role-based permissions, enforced strong password policy, configured security groups and NACLs, S3 bucket policies and ACLs, etc
• Optimized cost through reserved instances, selection and changing of EC2 instance types based on resource need, S3 storage classes and S3 life cycle policies, leveraging Autoscaling etc
• Implemented and maintained the monitoring and alerting of corporate servers/storage using AWS CloudWatch
• Provisioned Linux machines on AWS, creating AMIs, user administration on AWS, assign Elastic IPs, creating machine under VPC, configured autoscaling and defined cloud formation JSON templates (CFT
• Involved in building S3 buckets and managing access permissions using bucket policies and access control lists (ACL) and dealt with object life cycle management and versioning to automate the object archival
• Experience using Terraform for AWS Resource Provisioning. Automated and created AWS services which includes VPCs, Internet gateways, routes, web servers, ELB, CloudFront distribution, database, EC2, database security groups, S3 bucket and application configurations
• Written Templates for AWS infrastructure as a code using Terraform to build staging and production environments
• Responsible for the design, configuration, installation, management, maintenance and support for all Linux servers and services
• Responsible for the planning, scheduling, testing and performing upgrades and patches on all Linux servers and managing the repo server
• Hands-on experience with Docker Containerization on Linux, created Docker images using a Docker file, worked on Docker container snapshots, removing images and managing Docker volumes
• Installed, configured and upgraded Jira, Confluence, Bitbucket and Bamboo
• Migrated multiple applications from centos 6 to centos 7 e.g Mysql, Jira, Confluence etc
• Configured monitoring of on-premise resources and network services using Logic Monitor
• Experienced with Datrium and Netapp storage administration, backup and recovery
• Installed, configured and automated Linux servers using Ansible for doing system administration tasks
• Experienced in the installation, configuration and maintenance of Dialogic SR140(virtual Fax), OLS switches, Glassfish, and RabbitMQ
• Assisted in the installation and configuration of an on-premise private cloud running on PKS, NSX-T and Kubernetes

Confidential, Lockport, NY

System Engineer

Responsibilities:

• Provided support for thousands of Linux servers globally in a fast pace production environment, triaging and driving user and revenue impacting incidents to resolution while maintaining SLA’s
• Utilized monitoring tools to proactively identify issues and trends, and support applications in the production environment. Provided on-call and weekend support
• Provided technical support in resolving production issues, and documented root causes and post mortems analysis through an established ticketing system (Service Now)
• Managed systems routine backups, scheduling jobs, disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning and testing
• Experienced in troubleshooting Linux application connection, network, and security related issues using tools such as Iptables, TCP wrappers, NMAP, nc, tcpdump, traceroute, telnet, nslookup, netstat, ifconfig and sar
• Configured and monitored system resources like host status, disk usage, memory usage, ports, TCP/UDP stats with Dynatrace
• Performed day-to-day GIT support for different projects
• Assisted in the creation of Linux, OpenStack and multiple applications runbooks for tier 1 and tier 2 engineers

Confidential, Forth Worth, TX

System Administrator

Responsibilities:

• Responsible for system administration, and operational support for a large Unix/Linux computing environment, including both virtualized and physical servers
• Oversaw routine maintenance, including performance monitoring, deployment of operating system patches and software upgrades
• Installation, configuration and management of network related services like DNS, Apache, LDAP, SAMBA, HTTPD, NIS, NFS, SMTP, Active Directory, Sendmail, FTP, Remote Access, Security Management & Security troubleshooting on RHEL/Debian Servers
• Experienced in creating Virtual Machines, cloning, creating templates, adding storage, installing Redhat and other duties on VMware vSphere
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands
• Built and configured a virtual data center in the Amazon Web Services cloud to support enterprise Data Warehouse hosting including Virtual Private Cloud (VPC), Public and Private Subnets, Security Groups, Route Tables, Elastic Load Balancer
• Created highly available and scalable infrastructure on AWS cloud by using various AWS services like EC2, S3, Auto scaling, ELB, Cloud Watch
• Configured test, QA and dev environments on AWS cloud by employing services such as EC2, RDS, Cloud Front, Cloud Watch, VPC, Cloud Formation etc.
• Experience with the migration and consolidation of physical servers to virtual servers

Confidential, Dallas, TX

System Administrator

Responsibilities:

• Managed the installation of software, security patches, system fixes, package updates for all Linux and Unix distros
• Performed general system administrative duties (creating user logins, Volume and disk management, performance tuning, patch updates, printer configuration, re-licensing and upgrades etc.
• Responsible for providing reliable network infrastructure and file sharing services using IPv4/v6 TCP stack, SSH, OpenSSH, LDAP, NIS, DHCP, DNS, VSFTP, NFS, AUTOFS, and SAMBA
• Hands-on experience with network troubleshooting, TCP/IP network protocols and troubleshooting methodologies with the OSI model
• Installed Software, troubleshoot, diagnose, and resolve hardware and software connectivity problems
• Monitored system activities and fine-tuned system parameters and configurations to optimize performance and ensure security of systems
• Installed and configured Multiple Linux applications including Sendmail, Postfix, sssd, nfs, Apache, SNMP, Nginx
• Integrated Linux servers with Active Directory (LDAP)
• Hands-on experience in performance tuning and troubleshooting bottleneck problems in Linux systems using tools like Vmstat, Iostat, SAR, top, free, prtconf, NetStat etc
• Delivered quality service in accordance with established Service Level Agreement (SLA), maintained and ensured high quality customer satisfaction, excellent customer support and proactive engagement

Confidential

Helpdesk Technician/Junior Unix Administrator

Responsibilities:

• Experienced with multiple Linux/Unix distros including RHEL, CentOS and Ubuntu
• Linux/Unix Installation and configuration from scratch and applications
• Configured, updated and maintained Linux/Unix applications and software’s packages using rpm and yum performed configuration of standard Linux and network protocols, such as SMTP, DHCP, DNS, LDAP, NFS, HTTP, SNMP, and others
• Created and configured centralized yum repository for the Linux environment
• User management, creating users and groups, assigning permissions
• Hands on experience in adding new disks, formatting, partitioning, disk space allocation, monitoring system performance, system tuning, server hardening and crash recovery issues
• Provided 24/7 on call support by phone, Instant message, skype and email