SUMMARY:

• Top - performing, dynamic, tenacious, energetic, committed, collaborative, dedicated, enthusiastic, self-motivated and results-driven IT professional with a proven ability to create and deliver solutions tied to business growth, organizational development and systems/network optimization. Skilled problem identifier and troubleshooter; comfortable in managing systems, projects and teams in a range of IT environments. Great communication skills combined with profound ability to identify and implement technical solutions to satisfy essential clients needs.
• Possesses effective organizational behavior and leadership skills. Seeking to obtain a AWS/Ansible/ Linux Administrative position where I can maximize my technical experience in installation, configuration and maintenance of Linux server based system and network applications.

TECHNICAL SKILLS:

OPERATION SYSTEMS: RHEL / CentOS 5,6,7, Fedora, Ubuntu14 /16, RHEL/CentOS 5,6 and 7, Solaris, Windows 2003/2008/2008 R2 and 2012/2012 R2.

SERVER: Apache, Send mail, DNS, DHCP, AD, Password server, Samba, SSH, and FTP.

SCRIPTING LANGUAGE: Bash shell, Python

Storage administration: RAID, SAN, NAS, NFS.

DATABASE: MySQL

APPLICATION AND WEB SERVER: Apache (httpd), Apache Tomcat

MONITORING: Nagios,top, htop

TROUBLESHOOTING UTILITIES: ping, tcpdump, telnet, netstat, nmap, ifconfig, traceroute, dig, nslookup, ssh, telnet.

SYSTEM SECURITY UTILITIES: iptables, tcp wrappers and selinux.

VIRTUALIZATION: VMware - ESX, ESXi Server, Workstation and VMware, KVM, Oracle, VirtualBox.

TICKETING TOOL: JIRA, Service Now

NETWORKING: DNS, LDAP, NIS, SMTP, IMAP, Postfix, Sendmail, SAMBA, TCP/IP, DHCP, SSH, FTP.

INSTALLATION AND CONFIGURATION: Linux Kickstart, Installation and Configuration, Ansible, Nagios

PROFESSIONAL EXPERIENCE:

Confidential

AWS / Ansible / Linux Administrator

Responsibilities:

• Creating users, groups, roles, and policies using IAM (Identity Access Management).
• Managing storage solutions for EC2 instances using EBS, EFS, and storing the Snapshots in S3.
• Using Lifecycle Policy option to archive infrequent access data to S3-IA and Amazon Glacier.
• Using variety of AWS access and security tools including: STS, IAM, NACL, Security Groups, and WAF.
• Performing monitoring of all services in AWS environment using CloudWatch, CloudTrail, and
• Creating highly available, fault tolerant, scalable environments using Elastic Load Balancers, Auto-Scale Groups, and SQS.
• Using Ansible inventories to define groups of hosts
• Creating Ansible playbooks
• Using Ansible playbooks to configure systems to a specified state
• Creating and using Ansible templates to create customized configuration files for hosts
• Creating Ansible roles
• Using Ansible Vault in playbooks to protect sensitive data
• Responsible for executing daily system monitoring, verifying the integrity and availability of all hardware and server resources, and reviewing system and application logs and verifying completion of scheduled jobs such as backups.
• Configuring and maintaining VMware Clusters: vCenter.
• Implementing standard system administration tasks, such as patching software and hardware upgrades, troubleshooting and problem resolution.
• Contributing to the design and implementation of automated configuration management.
• Being actively involved in daily incident management and resolving the day-to-day problems raised by the users.
• Providing physical access to authorized customer for onsite access.
• Implementing and adhering to security standards and procedures and managing system and network security to ensure secure data center and system environment
• Performing troubleshooting of existing user accounts, security objects and authorizations to resolve security conflicts by creating sudo rules, supporting users, setting up new accounts and password resets.
• Simplifying and enhancing administration by automating jobs through cron, bash scripting
• Creating documentation for datacenter hardware setups, standard operational procedures and security policies; implementing disaster backups and recovery plans
• Monitoring OnX managed services core network infrastructure and the Managed Hosting customer environment.
• Recording, tracking, escalating, and updating incidents and changing requests via the Service Management ticketing system. Coordinating activities with other team members, including verbal and written shift summary and sharing of knowledge as required.
• Working closely with DBA’s, Networking Team, and Developers to resolve their daily issues
• Configuring firewall and hardening Linux systems per PCI DSS compliance
• Providing 1st level support for 24 X 7 hosting customer environment by responding to customer inquiries via phone calls, emails.

Confidential

AWS / Ansible / Linux Administrator

Responsibilities:

• Creating users, groups, roles, and policies using IAM (Identity Access Management).
• Managing storage solutions for EC2 instances using EBS, EFS, and storing the Snapshots in S3.
• Using Lifecycle Policy option to archive infrequent access data to S3-IA and Amazon Glacier.
• Using variety of AWS access and security tools including: STS, IAM, NACL, Security Groups, and
• Creating highly available, fault tolerant, scalable environments using Elastic Load Balancers, Auto-Scale Groups, and SQS.
• Using Ansible inventories to define groups of hosts
• Creating Ansible playbooks
• Using Ansible playbooks to configure systems to a specified state
• Creating and using Ansible templates to create customized configuration files for hosts
• Creating Ansible roles
• Using Ansible Vault in playbooks to protect sensitive data
• Managed daily activities to include user support and system administration tasks
• Networking knowledge: routing, switching, NAT, DHCP, LAN
• Worked on Network security parameters Access-list, Port security and security management
• Strong understanding of AWS technology (analytics, monitoring, code deployment, system scalability, load balancers, web servers)
• Remote server management and deployment exposure in Ansible.
• Resolved network and web related issues like TCP/IP, HTTP and PHP
• Loaded and unloaded modules as requirement in the Kernel and made them persistent to boot by making appropriate changes
• Strong expertise in leveraging a wide variety of open source technologies.Designed Firewall rules for new servers to enable communication between applications and hosts
• Implementation of advance partitioning schemes such as RAID and LVM
• Utilized logical volume manager(LVM) and swap to create, modify, delete file systems
• Red Hat Package Management (RPM) and YUM package installation and maintenance
• Configured files such as (network settings, kernel parameters, service configuration)
• Assisted team in handling and resolving tickets and on call customer support

Confidential

Linux/System Administrator

Responsibilities:

• Providing both Remote System Administration support for Red Hat Linux Servers
• Setup and configuration of Kernel Based Virtual Machines on Red hat Enterprise Linux Servers
• Experience in Datacenter Virtualization and Cloud Computing on a VMWare ESXi environment
• Experience configuring Linux guests and supporting VMWare infrastructure
• Perform System Monitoring with Nagios, Manage user accounts with command line and GUI
• Monitoring connections and load of Apache server using mod status.
• Configuration of DNS and local YUM repository for software package management.
• Hardening systems with Security Enhanced Linux and File System Special permissions
• File transfer with NFS, Autofs, FTP, SAMBA, SSH etc.
• To operate, and maintain production, test and development servers, virtualization environments and associated storage systems
• Design and implement monitoring systems and procedures for 7/24 uptime requirements of extremely critical systems
• Ensure security levels across all servers through configuration and regular patch management of both the operating system and application.
• Perform data integrity checks and harden security of systems along with audits and procedures
• Work closely with application production support team for deployments, maintenance, configurations, backups, production problems
• Properly document support, repair, and project activities using a helpdesk ticketing system.