SUMMARY:

• Results - oriented, hands-on information technology professional, with deep experience in network engineering, server support, system administration, storage integration, and telecommunications.
• Nine years of experience leading a cloud UCaaS operation, leading to successful sale of company.
• Six years of experience heading small enterprise IT departments.
• Eight years as an independent network consultant, on projects.
• Effective troubleshooter and expert incident manager.
• Strong experience with change management, release management, and configuration management.

TECHNICAL SKILLS:

Cisco IOS, Juniper, Palo Alto, Linux (CentOS, Debian, Fedora, Suse), Windows Server Windows AD, DNS, MySQL, SQL Server, AWS, NetApp Data ONTAP, Cisco UCS, Radware Alteon VX, Kemp, Brocade Fibre Channel, oVirt, VMware ESX and vCenter, Nagios, MS Office/Visio/Project, BMC Remedy, RT, ServiceNow, Atlassian Jira, Sonus/Ribbon SBC, Asterisk, Avaya, Shoretel Confidential .

EMPLOYMENT HISTORY:

Confidential, Culver City, CA

VP, Infrastructure & Operations

Responsibilities:

• Led global UCaaS operation (VOIP Confidential, presence, and contact center) with over 70,000 subscribers and 2,000 corporate customers.
• Oversaw system administration of Linux computing platforms, NetApp & Tegile storage, Alteon & Kemp load balancers, Cisco UCS chassis & fabric interconnects, Brocade Fibre Channel, global authoritative DNS, VMware ESX, oVirt, Windows AD integration, AWS E2C infrastructure.
• 24x7 incident response, change control, software release management, infrastructure configuration management, and data center management.
• Responsible for all platform upgrades and software releases on physical & virtual machines and containers using docker, Kubernetes, Jenkins, puppet, SVN, AWS, oVirt, DCOS, VMware ESX.

Confidential, Culver City, CA

VP, Infrastructure & Operations

Responsibilities:

• Led global network and server infrastructure operations for UCaaS service provider.
• Managed data center collocation in Los Angeles, Reston, Sydney, and Tokyo.
• Oversaw network and system administration of 1000+ Linux servers and 200+ network devices including Juniper MX routers, SRX firewalls, VPN gateways, Palo Alto Networks PA-5220 firewalls, Cisco C4500 & C4948 switches, Kemp LoadMaster 5400, NetApp FAS 8020, and servers on HP, Dell, and IBM hardware, and AWS EC2.
• Integrated Sonus session border controllers for carrier voice trunking.
• Reduced churn to below 1% while growing subscriber base from 10,000 to 70,000 users.
• Established formal change control, incident and configuration management process.
• Key role in technical due diligence process in acquisition by Spire Capital for merger with Confidential .

Confidential, Santa Monica, CA

ServiceNow Consultant

Responsibilities:

• Managed global IT infrastructure including over 200 servers and 100 network devices in multiple collocation centers, supported 400 desktops, with five direct reports.
• Reduced IT expenses by $730,000 over three-year period.
• Successfully conducted office move for 180 seat company headquarters.
• Engineered Cisco LAN/WAN supporting over 600 IP devices including IP phones.
• Administered Exchange and Sharepoint. Established ITIL-based incident, problem, and change management processes.
• Led RFP process for a storage area network (SAN) upgrade, integrated NetApp V3140 SAN, integrating existing EMC Clariion CX500, Operations Manager, Snap Manager for SQL.
• Hands-on administration of Windows Server 2003, CentOS, VMWare ESX, EMC CX500, Cisco 7200 routers and ASA firewalls, and Cisco and Foundry switches.

Confidential, Broomfield, CO

Director of Network Control

Responsibilities:

• Responsible for network monitoring, incident management, change management, provision of global interexchange carrier voice network.
• Installed and operated Sonus GSX9000 voice switches, Confidential signaling gateways.
• Provisioned SIP and TDM trunk groups, resolved customer complaints, administered call routing in Sonus PSX soft-switch.
• Administered Fedora & SuSE Linux, Sun Solaris 9-10, Windows Server 2003.
• Installed and administered Cisco Catalyst 6506 switches, including Firewall Services Modules (FWSM), ASA 5500, Cisco Call Manager.

Confidential, Boulder, CO

Consultant

Responsibilities:

• Freelance consultant for several Fortune 100 companies.
• Provided network engineering, telephony, network monitoring, system integration, and ticket system development services.
• Optimized and supported Confidential HP OpenView infrastructure.
• Engineered data, voice, and video network for Confidential in Philadelphia, supporting 400 users in six locations, using Cisco IGX ATM switches and Catalyst 6509 Ethernet switches.
• Built fault-resilient server cluster for McCann Erickson's customer web portal.
• Standardized Confidential 's Solaris Unix server builds.
• Consultation for installation of Avaya Mediaserver telephone Confidential for Confidential

Confidential, Denver, CO

Network Architect

Responsibilities:

• Network architect, responsible for architecture of Confidential corporate network supporting 10,000 users in over 50 locations.
• Authored and maintained comprehensive network architecture standard for all enterprise connectivity with vendor-neutral designs for all requirements.
• Integrated server, network, and desktop infrastructures of corporate acquisitions.
• Installed and administered Confidential QIP DNS/DHCP Confidential .
• Assisted Executive Vice-President of Product Development in facilitating joint-development partnerships, building consensus, and resolving exigent conflicts.
• Represented Confidential at Telecom 97 on a panel discussion on broadband video over IP.
• Led a joint development partnership for video codec to transmit uncompressed digital video over Gigabit Ethernet.
• Helped draft broadband videoconferencing product technology strategy.

Confidential, Washington, DC

IT Director

Responsibilities:

• Led information technology organization in a small, entrepreneurial real estate banking firm.
• Responsible for system design, recruiting, budgets, training, system policies, compliance, asset management, network security, and network/system engineering.
• Integrated client-server network based largely on best practices proven at Confidential, using fourteen servers running Windows NT, Netware, Solaris, and SCO, all fully fault-resilient on standardized hardware, to support fifty user desktops.
• Developed a first-of-its-kind computer-telephony integration that allowed users to work at any desk with their direct-dial telephone numbers following their Windows log-on, using Avaya Definity G3.