SUMMARY

• 9 years of Systems Administration and Datacenter Administration experience across RHEL Linux, HP - UX, SAN Storage and VMware platforms.
• Good understanding of firewalls, NAT and packet filtering. Well versed in Debian GNU/Linux Ubuntu and Linux SUSE operating systems.
• Provide troubleshooting and resolutions for hardware and software including end-user training. Strong scripting experience utilizing Python, UNIX Shell (ksh, bash) and Perl for automating systems administration tasks.
• Provide network troubleshooting using nnd, traceroute, netstat, nmap, ifconfig, netcat and snoop.
• As a true all-rounder, I am able to drive impact and results within IT Operations and have the ability to turn innovative ideas into world class solutions.

TECHNICAL SKILLS

• Microsoft Office - Word, PowerPoint, Excel, Access, Publisher
• Linux, UNIX Visual Basic, Oracle, SQL. C++, Java, PHP, Adobe Photoshop CS4, and Dream Weaver
• Java, C/C++, MySQL, UNIX Shell (bash), Awk, Perl, Python, x86 Assembly
• Experience with multi-core systems (12 core), Linux (Debian, Ubuntu, Red Hat 3/4/5/6), Solaris 10/9/8, Windows, VMware 4.0/4.1ARM (Xscale), AIX Operating system
• HTTP Apache, Tomcat, SMTP & POP3, SUDO setup, SSL, SSH, TELNET, FTP, TightVNC & Putty
• Traceroute, ping, sar, webmin, ipconfig, netstat, netcat/nc, nmap, pfmon, nslookup

PROFESSIONAL EXPERIENCE

Confidential

Principal Cloud Systems Engineer

Responsibilities:

• Continuous Release and Deployment Support Services: Develop, enhance, and support an automated CI/CD deployment pipeline
• Work with Google Cloud Infrastructure, Identify Access Management (IAM) Google Cloud Platform, Terraform, and AWS
• Use the core Site Reliability Engineering principles of change management, monitoring, emergency response, capacity planning, and production readiness reviews to run the platform
• Use and enhance the DevSecOps and DevOps pipeline to manage application and infrastructure changes. Automate and integrate processes using tools such as Ansible, Terraform, Git, Jira, and Jenkins. Mentor the team to embrace an infrastructure and configuration as code mindset. Automate verification testing, deployment, failover, and rollback
• Orchestrate automated installation and configuration of Confidential applications operating in containerized and server-based environments
• Operate and enhance third-party cloud-based applications for application security, endpoint protection, identity management, firewalls, event management and network security. Research, evaluate and implement new solutions
• Design, develop and implement cloud infrastructure and services to meet operational requirements. Drive adherence to the principle of least privilege across all aspects of the cloud landscape
• Administer and enhance the cloud-based extended network including transit VPCs, firewalls, load balancers, proxies, connectivity with clients and third-parties, and internal zone-to-zone communications. Focus on security, performance, high availability and disaster recovery
• Administer cloud-based Linux and Windows servers and containers. Drive adoption of the zero-trust model across all cloud-based resources
• Act as a senior-level escalation point for production system monitoring, support and incident response.
• Develop technical improvements and fixes by leading collaboration with our team and vendors
• Work with team members to ensure processes are fully documented by maintaining technical references including articles, diagrams, spreadsheets, and checklists
• Provide expertise and guidance related to cloud engineering and automation to management, internal teams and customers

Technology Used: AWS, GCP, Kibana, Splunk, PagerDuty, Rabbit MQ, Linux, Ansible, Dynatrace, Ubuntu, JIRA, Confluence, SharePoint, Elasticsearch, Google Cloud Services, Google Kubernetes Engine (GKE)

Confidential

Server ADMIN

Responsibilities:

• Server ADMIN of Video middleware, Cox Business, Cox Residential, and internal middleware operations
• Server ADMIN of the Dev Ops OSS team, focused on Cox Residential Email, Cox Business Email, and telephony platforms
• Server ADMIN utilizing Agile deployment methods and strategy in a Dev Ops role
• Support and provide application and integration support for enterprise applications in the Dev Ops team which is part of the Dev & Ops Technology organization
• System integration and deployment specialist
• Supporting platforms such as RHEL, Oracle Exadata running on Oracle Linux, Ubuntu, and Windows Servers
• Supporting middleware platform running on JBoss LAMP server cluster farms
• Familiar with Linux systems administration and functions as related to various middleware application delivery models
• Good understanding of event monitoring (alerting, diagnostics, solutions)
• Provisioning of UNIX based operating systems and Linux/UNIX systems administration
• Supporting and working on VMware ESXi and complete fail over platforms
• Build and administer high availability Linux/UNIX servers that provide middleware functionality to Cox video, Cox Business, Cox Telephony and Cox Residential customers
• Able to work through technical resolution of problems in a cross functional 24X7 environment
• Work with the development teams to implement and support solutions for middleware integration using SOAP/RESTful web services on JBoss EAP/Fuse
• Support and manage change management policies according to Cox standards
• Contribute to creation and maintaining of operational documentation including diagrams, reports, procedures, and other operational support reference material
• Experienced with RHEL 6 and 7, Apache 2.4.27, JBoss-eap-6.4.8, jdk-8u121-linux-x64
• Experienced with UNIX/Linux and other operating environments, managing large number of remote systems using command line tools, and experienced with SNMP, syslog, and performance monitoring
• Provide infrastructure support for all middleware services at Cox Duke Drive and other middleware services locations

Technology Used: Splunk, Linux, Ansible, Zenoss, Dynatrace, Ubuntu 16.04, JIRA, Confluence, SharePoint, Elasticsearch

Confidential

Senior Analyst UNIX Design and Operation

Responsibilities:

• Create new Red Hat Enterprise Linux virtual servers using vSphere 5.1 and 5.5
• Build and install servers to include hardware platforms, services, and operating systems
• Maintain and troubleshoot hardware and software on UNIX systems and apply temporary and permanent fixes to systems as needed
• Provide technical expertise to FOBs in the development of moderate to high complexity
• Evaluate tests and make recommendations on new system/upgrades to hardware, software, operating systems, and their impact on existing system configurations
• Prepare documentation in support of new technologies, applications, and operating systems
• Provide 2nd level support for UNIX environments
• Act as lead on medium sized to large projects of moderate to high complexity
• When assuming the project manager role, manage day-to-day project-related activities for highly complex projects
• Manage customer expectations. Keep the customer aware of the project status and critical issues and risks
• Keep management well informed on a timely basis of progress, status, and concerns for each assignment

Technology Used: mRemote, Red Hat Linux 6.5 Ubuntu 12.04 and 14.04 VMWare vSphere 5.1 and 5.5

Confidential

Senior Systems Engineer

Responsibilities:

• Manage and Administer 30 VMware clusters on 100+ Virtual Machines utilizing vSphere 5.1 and 5.5
• Create new Red Hat Enterprise Linux virtual servers using vSphere 5.1 and 5.5
• Create new Ubuntu 12.04 and 14.04 virtual servers using vSphere 5.1 and 5.5
• Engineering of systems administration-related solutions for various projects and operational needs
• Install new/rebuild existing servers and configure settings directories
• Managing upgrade of Linux and Solaris servers
• Install and maintain security patches on the production, test and development systems which included Red Hat Linux servers and Ubuntu servers
• Develop and maintain installation and configuration procedures
• Provide 24X7 monitoring of Datacenter environmental conditions utilizing tools such as Solarwinds, and UptimeAgent for global operations and system management activities
• Owned complete responsibility for successful delivery of all IT Infrastructure related initiatives
• Responsible for datacenter management with Verizon Terremark (IBM Tape Library, Windows and Linux servers, mainframe systems)
• Provide Tier III/other support per request from various constituencies. Investigate and troubleshoot issues.
• Responsible for vendor management for servers and VMware blades (Windows server builds SAN and NAS storage)
• Meeting regularly with senior managers, stakeholders, project teams and team leaders to review status, make recommendations, and resolve problems
• Measuring project performance using appropriate tools and techniques
• Building relationships with client stakeholders
• Responsible for the management of day to day IT Infrastructure groups- This included 24 X 7 Help desk services group, onsite desktop support services for North America; Oracle DBA group ; System Administration group for Windows & UNIX (150 Windows servers & 4 AS400 boxes) ; Windows Active Directory and Exchange mail Management ( 22 DCs and 10 exchange servers ) ; Network Management (Switches, routers, firewall, intrusion detection, WAN links)

Technology Used: Solarwinds, UptimeAgent, Service Now, mRemote, Red Hat Linux 6.5 Ubuntu 12.04 and 14.04 VMWare vSphere 5.1 and 5.5

Confidential

Systems Administrator Application Support

Responsibilities:

• Red Hat Administrator - V5.9-V6.4 Administration, Deployment, Configuration, Installation, Patching and Troubleshooting of Red Hat Enterprise Linux
• Datacenter Administrator - Enterprise operations for Confidential
• Proactively troubleshoot, resolve and secure Confidential ’s global network
• Provide 24X7 management of Datacenter environmental conditions utilizing Netcool, Nagios and Sitescope for global computer operations and system management activities in a global computing data center facility to provide technical assistance to all staff
• Application Management for mission critical applications across a diverse landscape of architectures and technologies including UNIX/Linux, Weblogic, Websphere, Resin, Apache, Oracle, ActiveMQ, IBM MQ, Terracotta
• Install and configure new java software such as Resin, Tomcat, Weblogic, Websphere
• Monitor and troubleshoot customer facing applications in China by using the Amazon Web Services cloud (cn. Confidential .com)
• Use RightScale account (AWS-Chinaweb-prod) to see the servers that are currently in production
• Use the application to load balance to multiple servers in two separate Amazon Elastic Compute Cloud (EC2) regions (origin.cn/origin.content.cn)
• Analyze, research, and present load balancing solutions in the cloud such as HAProxy, Elastic Load Balancing (ELB), and Tomcat/Apache restarts for scalability
• Experience working with Akamai (Luna Control Center) to load balance traffic and fail over traffic across different datacenters and content caching for all web applications hosted through Akamai
• SAN Administrator - Sun Storage, NetBackup
• Manage the maintenance, monitoring and support of complex computer operations to ensure accuracy of systems performance which includes hardware and software system changes
• Manage and Administer 50 VMware clusters on 100+ Virtual Machines utilizing vSphere 5.1 and 5.5
• Utilize Red Hat Linux for support of global applications
• Manage all UNIX open systems processing operations ensuring all jobs are processed in an efficient and accurate manner via CA Work Load Automation
• Support Virtual Servers and applications using VMware
• Deploy LDAP for centralized authentication
• Responsible for facilitating Change Management call for Change Management Requests and Emergency Change Tickets

Technology Used: CA Workload, Red Hat Linux, Fedora Kernel version 3.1/3.12 mRemote, IPsoft ticketing system, Marathon ticketing system, Keynote System, CA Spectrum, Password Safe (Windows) / Gorilla Password (Mac/Linux), Akamai (web traffic application), Chef (Vagrant), Information Technology Infrastructure Library (ITIL), SiteMinder. LAMP, JBoss, KVM

Confidential

Associate, Systems Administrator

Responsibilities:

• Support E* Confidential Trading Platform
• Red Hat Administrator - V5.9-V6.0 Administration, Deployment, Configuration, Installation, Patching and Troubleshooting of Red Hat Enterprise Linux
• SAN Administrator - Sun Storage, NetBackup
• Provide support for both international offices and US
• Production servers monitoring utilizing multi monitoring tools
• Servers Optimization ( Linux/Solaris server in multi-node environment)
• Applications Support Apache web, Tux, load balancers and Tomcat Application servers
• Install and configure Sudo for users to access the root privileges
• Deploy Puppet for configuration management to existing infrastructure.
• Create Puppet automation to manage configuration and deployment of new applications.
• Experience in high performance Fibre Channel Raid, NAS backup solutions and VERITAS NetBackup
• Backup and restore data from tape in gzip file format
• Perform daily backup operations, ensuring all required file systems and system data are successfully backed up to the appropriate media, recovery tapes are created, and media is recycled and sent off site as necessary.
• Planned for storage and backup including studying the disk space requirement and backup device performance
• Monitor and maintain UNIX-based operating systems software and applications
• Maintain servers at local datacenter
• Utilize Red Hat Linux for support of global applications
• Monitor overall system performance; perform user management, system updates and disk & storage management
• Work with patches to update the server and client machines
• Software familiarity in BMC- BladeLogic Server Automation Suite
• Ability to monitor and troubleshoot batch jobs, and escalate for support when needed
• Tweaking of Linux OS booting scripts as per policies. Setting up cron jobs in UNIX and Linux environment
• Handle Day-to-Day operation of all servers running Production jobs, Backups, Restores and Report generations

Technology Used: BMC- BladeLogic, BMC ControlM, Red Hat Linux, Fedora Kernel version 3.1/3.12, VERITAS Net Backup, Nagios & Netcool Alarm tool, AIX, vi text editor, Linux, UNIX, Solaris 8/9/10,SUSE, Puppet Configuration Management Tool, SiteMinder