SUMMARY:

Hands - on manager with track record spanning Internet-based technologies, network architecture and Web Ops engineering; experienced in large corporate as well as dynamic startup environments.

EXPERTISE AREA:

Web Operations Management: Multi-platform Ad Delivery · Production Code Deployments · Application Installation and Configuration Management · Server and Content Administration · Performance and Usability Monitoring · Akamai CDN · High Availability

Core Competencies: Server Clustering & Load Balancing · Data Center Operations · Securing Vulnerabilities · Enterprise Server Backup & Recovery · Shell Script automation · Identity & Access Management · Systems Administration · DNS Management · Single Sign-on

Core Infrastructure: Network Architecture · Office Migrations · Call Center Infrastructure · Client and Server-to-Server VPN · VLANs / Subnetting · Firewall Configuration · Mobile Device Management · Video and Livestream Conferencing · Asset Procurement · Vendor Management

TECHNICAL SKILLS:

Operating Systems: Redhat Enterprise 4-5, Centos 6, Windows 2000 - 201 2 Server, Sun Solaris 5.6-8.x, SGI IRIX 6.x, Mac OS X Server

Commercial Software: Google Doubleclick DART Enterprise 6.1-7.5, 24/7 Realmedia Open Adstream, BEA Weblogic Server, IBM Websphere Application Server, Real Networks Server 5-Helix 10, EMC/Legato Networker, Checkpoint Firewall, Escenic Content Engine, VMWare ESX Server 3.0-5.0, Dynatrace, Ipswitch WS FTP Server, Junos Pulse, Cisco Network Connect, Endeca, HP Server Automation (formerly Opsware), IBM UrbanCode Deploy, Zenoss

Commercial Cloud Platforms: Google G Suite, Salesforce, OneLogin, 8x8 Virtual Office, 8x8 Virtual Contact Center, GPanel, Amazon AWS

OpenSource Software: Apache Server 1.3-2.2, Apache Tomcat 5.5-7.0, SaltStack, Chef, Memcached, ElasticSearch, MongoDB, Selenium, Jenkins, Docker

Hardware: SGI Challenge, Origin 200-200 0, Sun Sparc 2-Enterprise 450, Mylex and MegaRAID RAID controllers, Cyclades and Digi serial terminal servers, APC MasterSwitch PDUs, Cisco PIX firewalls, Cisco 3500 series switches, Cisco 2 500-750 0 series routers, Citrix Netscalers, Infoblox Appliances, Cisco Meraki MS series switches and MX series firewalls, Cisco Meraki MR series wireless access points

PROFESSIONAL EXPERIENCE:

Confidential, New York, NY

IT Director

Responsibilities:

• Responsible for core infrastructure in corporate New York headquarters and remote offices in Portland, Oregon and Belfast, UK connecting 300 employees worldwide, responsible for Customer Care, Sales, Engineering, and DevOps support.
• Migrated Belfast offices on-site: core infrastructure, network and call center.
• Architected and implemented network redesign of New York relocated headquarters.
• Managed the migration to new company call center infrastructure.
• Performed vendor analysis/evaluation and provided recommendations for new ISP, security system, call center, and hardware vendor solutions.
• Instituted new security policies in response to phishing vulnerabilities.
• Led security initiative for migration of all employees to Single Sign-On with 2-Factor Authentication for email, VPN and cloud-based applications.
• Implemented Cisco/Meraki-based Client and Site-Site VPN.
• Implemented Mobile Device Management provisioning Apple hardware using Meraki Systems Manager.
• Managed Google G-Suite and Hangouts-based video-conferencing system.
• External DNS management via AWS Route 53 and Internal DNS Management via Infoblox appliances.
• AWS account management via IAM.
• Creation of AWS EC2 and VPC instances.
• Implemented and provided monthly forecasting of IT budget.

Confidential, New York, NY

Manager

Responsibilities:

• Led WebOps enterprise initiatives driven by TechOps Management, DevOps teams, and QA.
• Migrated all portal ad delivery from Doubleclick DART Enterprise to Doubleclick For Publishers.
• Migrated all Internet-facing portals to Akamai KONA Web Application Firewall for protection against DDOS attacks and common attack vectors.
• Utilized Akamai Luna Property Manager and to migrate web portals to CDN and cache static objects, which dramatically improved site performance.
• Configured Akamai NetStorage for retention and delivery of web portal failover pages during downtime events.
• Developed best practice documentation of maintenance and deployment procedures.
• Participated in migration to Chef for configuration management.
• Managed Web Ops engineering team responsible for both business-driven and internal Web Ops improvement projects.
• Instituted and streamlined automated code deployment packaging.
• Supported Github and Jenkins for code deployment.
• Managed production code deployments and scheduled maintenance of team, with matrix management of QA and DevOps teams on-site and remote.

Confidential, New York, NY

Lead Systems Engineer

Responsibilities:

• Increased responsibilities in maintenance and performance of Production environment.
• Mentored new team members in taking more active role in environment.

Systems Engineer

Confidential

Responsibilities:

• Developed system of bundling code deployments and server applications into customized RPMs for automating previously manual and error-prone tasks, which eliminated downtime and greatly reduced deployment time for most deployments.
• Using HP Server Automation, implemented configuration management across all applications using CML template language.
• Configured and maintained load-balanced architechture via Citrix Netscaler.
• Architected (and documented via Visio) in-house Doubleclick Dart Enterprise platform for ad delivery, in a highly available active/active configuration between regional datacenters utilizing Akamai Global Traffic Manager, also utilizing configuration management and custom RPMs.
• Facilitated rollout of entire QA and Production environments into new datacenters, which was assisted by the above configuration management and process automation.
• Maintenance, monitoring and troubleshooting of Production environment using Catchpoint, Gomez, and Zenoss.
• Performed system-wide security and application upgrades.
• Developed and maintained rsync scripts for inter-datacenter filesystem consistency.
• Managed external DNS via Dynect and internal DNS via BlueCat Proteus.

Confidential, Jersey City, NJ

Systems and Network Administrator

Responsibilities:

• Implemented Open Adstream servers and client, including mySQL server, which provided coordinated online ads and primary revenue for websites representing 10 newspapers nationwide.
• Configured and maintained load-balanced architechture via Citrix Netscaler.
• Managed and maintained Checkpoint and Cisco PIX firewalls to secure and manage access levels between multiple internal and external networks and the Internet, including VPN access for remote employees.
• Implemented server backup system using EMC/Legato Networker to back up over 50 development and production servers to both Storage Area Network devices and tape libraries and responsible for general upkeep.
• Deployed PXE network booting and Kickstart configuration for remote Linux server installs, primarily under VMWare ESX Server for Tomcat/Java platforms.
• Configured Cisco 3500-series switches for per-port VLAN access and trunking of multiple VLANs between switches.
• Installed and configured Cisco VPN Concentrator for 2600-series routers to manage encrypted communications between routers in main office and 8 affiliate newspaper offices nationwide.
• Maintenance of Nagios and Groundwork server and network monitoring systems, including writing plugin modules in PERL for monitoring server room environmental sensors.
• Deployed and managed IBM Websphere Application servers, which provides load balancing for production webservers as well as high availability between Websphere servers. Wrote custom scripts: PERL and BASH shell for simplified management of server clusters.
• Deployed and managed Real Networks and Helix audio/video streaming servers for live event streaming as well as high availability between servers.
• Deployed file servers on Linux for use by employees running Windows and Mac OS X workstations.
• Daily tasks which entailed account creation/deletion via LDAP, employee access privileges, configuration and maintenance of various Internet server standards, including Sendmail, Bind, ProFTPd, NcFTPd, Samba, Apache, and Tomcat.

Confidential, New York, NY

Systems Administrator

Responsibilities:

• Performed administration on Linux servers, which entailed: installing operating systems, software and hardware, determining and managing the purchase of upgrade requirements, user support and administration, performance monitoring and tuning, and backup management.
• Integrated UNIX, Windows 95, and Windows NT operating systems in a local network environment for sharing of files, applications, and peripherals.
• Developed scripts in Bourne shell and PERL to automate server management, and for website online form processing.
• Configured and maintained Livingston Portmaster dialup server for remote access of employees and customers.

Confidential, New York, NY

System Administrator/Technical Support Representative

Responsibilities:

• Programmed UNIX shell scripts to automate routine tasks.
• Assisted in general upkeep of FreeBSD server, Xylogics terminal server, and modem pool for customer dialup access.
• Configured Domain Name Server, web server, and mail server for hosting of corporate accounts.
• Configured Local Area Network for company.