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Linux Unix Systems Engineer/technical Lead Resume

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TECHNICAL SKILLS:

Application: Apache/HTTPD, Tomcat, GemFire, OpenProject, Confluence, JIRA

Automation/CM: Ansible, Expect, Puppet

Cloud: AWS, Microsoft Azure, UEC

Database: MySQL

Monitoring: Nagios Core, SNMP, API

Scripting: BASH, Python, Perl, Javascript

OS: RHEL 5/6/7, CentOS 5/6/7, Solaris 10/11

Server: DNS, NIS, Samba, NFS, Syslog - ng, Postfix, Sendmail

Storage/Backup: NetBackup, Avamar, EMC Clariion, VNX, NetApp, SAN, NAS, LVM, RAID

Virtualization: VMware ESXi, vSphere, vMotion, KVM, Proxmox

PROFESSIONAL EXPERIENCE:

Linux UNIX SYSTEMS ENGINEER/TEchnical Lead

Confidential

  • Configure and administer RHEL 5/6/7, CentOS 5/6/7 and Solaris 10/11 physical and virtual servers
  • Perform daily monitoring of OS services, logs, resource usage, and system/application availability
  • Troubleshoot and resolve issues related to Apache, Tomcat, Splunk, Syslog, Puppet, and SNMP
  • Perform configuration changes for Samba, Syslog, DNS, disk/LVM resizing and partitioning
  • Administer local/NIS accounts, user/group access and permissions, and sudo accounts
  • Manage VMware vCenter, ESXi Clusters, and Virtual Machines - verify status of health of ESXi using vSphere/PowerCLI, reset sensors/logs, create/migrate VMs (vMotion) between ESXi/Datastores
  • Review vulnerability reports and apply Linux/Application security updates
  • Configure backup clients/policies and examine common backup issues in NetBackup GUI/CLI
  • Work closely with Network and Windows department on day to day basis
  • Serve as SME for operations and escalation point on shift, provide guidance/training to L1 Engineers
  • Investigate high count alerts, review automation opportunities, develop standard operating procedures (SOPs), and adjust monitoring templates
  • Configure open source project management software for incident investigations and automate creation, updating, and reporting for the application via API/MySQL
  • Achieve 88% Autonomic Resolution and reduce monthly MTTR for Unix Dept from 20h+ down to 5h
  • Participate in client meetings, KT sessions, and oversee change management ESInet support engineer, IIT Research, install, and maintain Next Generation 9-1-1 (NG9-1-1) systems and services along with technical support for NENA ICE-5/8
  • Manage lab of CentOS servers, multiservice gateways, SIP clients, and analyze Wireshark traces

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