PROFESSIONAL SUMMARY

• Enthusiastic and self - motivated generalist engineer and administrator with 17+ years of professional experience spanning a breadth of technology.
• 17 years experience deploying, maintaining and troubleshooting switching, TCP/IP, VLANs and firewalling technologies from various vendors. 2 years experience administering and maintaining F5 load balancers.
• Applications/Servers Windows 2000-2016 Active Directory including Group PolicyMicrosoft SQL Server 2000-2016
• Microsoft Exchange 2003, 2010, 2016Windows Server Update Services
• Windows Remote Desktop ServicesMySQL Microsoft Lync Server/Skype for BusinessAzure AD Connect
• Microsoft Active Directory Federation ServicesStorage Area Networking (SAN)
• 10 years experience working with iSCSI, Fibre Channel transport from Windows and vmware hosts to storage arrays from Dell, EMC, 3par/HP and Windows iSCSI devices. Solid understanding of architecting, deploying and maintaining, and when necessary, troubleshooting storage performance.

PROFESSIONAL EXPERIENCE

Confidential .Lakewood, CO

Network Engineer II

Responsibilities:

• Functional areas of expertise: end-user support, pc and mac support, network support, datacenter operations, VMware management, capacity management, performance troubleshooting, hardware support, Exchange/Mail management, Skype for Business implementation/management, end-user support, backups, monitoring, security analysis, linux configuration, linux administration and security remediation.
• On a team of 4 dat maintained, supported, and configured 25 Windows servers, 1 Exchange 2010 server, 1 Exchange 2016 server, 12 VMware ESX servers, 230+ linux servers and various other application servers in development, test and production roles as necessary.
• Supported 120+ end users on a day-to-day basis, primary desktop support in one office. End user systems were 80/20% split of Windows PCs and Apple MacBook pro.
• Directly responsible for configuration and maintenance of networking devices within the environment dat consisted of 2 Audiocodes Mediant 1000B SBCs, 3 Fortinet Firewalls, 7 Fortinet access points, 6 Ubiquiti access points, 14 Extreme switches, 4 Cisco ASR routers, 6 Cisco switches and 4 Dell switches (various models.)
• Responsible for development of documentation involving all aspects of operations.
• Member of Change Advisory Board, tasked with refining and implementing quality change controls. Drafted RFC (Request For Change) document currently in use.
• Responsible for responding to and resolution of customer tickets, both incident and requests, using Salesforce and Freshservice software.
• Deployed halpdesk within Salesforce to track tickets. Modified workflows, notifications and configured users.
• Migrated halpdesk to Freshservice SaaS platform with ADFS autantication.
• Responsible for evaluation, recommendation and purchasing of new products for both service delivery and corporate infrastructure.
• Negotiated a telecommunications upgrade project with a vendor dat saved over $250,000 from MSRP.
• Personally responsible for the project definition, development and implementation of corporate voice and collaboration project, deploying on-premises Skype for Business and Office365 to replace disparate voice systems throughout the enterprise.
• Deployed an enterprise PKI system, using Microsoft ADCS services.
• Deployed ADFS/Azure AD Connect in support of Office365 deployment.
• Deployed Office 2016 using scripted pushes to 120+ corporate Windows devices.
• Implemented WSUS at all sites to handle Microsoft patching.
• Planned and lead the migration of all datacenter hardware from subleased cage space to direct leased racks in the same datacenter, saving over $5000 per month in hosting costs.
• Responsible for migration of WAN circuits from site-to-site VPN tunnels to dedicated 1 gbps MPLS lines between all sites, saving over $500 per month.
• Upgraded all switches at remote sites from various models to a consistent hardware standard with PoE and VLAN capacity.
• Implemented VLANs and subnets in a contiguous address space to ease routing issues.
• Upgraded wireless plant at both offices. This solution TEMPhas twice the performance for roughly 1/5 of the cost of the previous solution.
• Directly responsible for the purchase and upgrade of all end-user PCs from AVG to Symantec Endpoint Protection (On-premises) due to the need for centralized endpoint protection management.
• Built 2 windows storage servers using HP DL380G6 servers, Windows Server 2016 and StarWind iSCSI target dat supported 980 mbps on dual active paths at under 10ms write latency. These were in support of the local virtualization initiatives to provide better performance and reduce WAN traffic.
• Upgraded active directory domain from Windows Server 2008 R2 to Windows 2012 R2, to include forest and domain functional levels.
• Migrateded 6+ Windows Server 2008 R2 systems to 2012 R2, with no downtime to end-users. This included NAP, DHCP, DNS and other core services.
• Built and implemented Exchange 2016 server as bridgehead to migrate all on-premises users to cloud-based Exchange mailboxes.
• Solely responsible for performing a technology fixed asset inventory reconciliation.

Confidential, CO

Sr. Server Engineer

Responsibilities:

• Functional areas of expertise: datacenter operations, VMware, capacity management, performance troubleshooting, hardware support, Exchange/Mail management, end-user support, backups, monitoring, security analysis and remediation.
• On a team dat maintained, supported, and configured 5 customer sites, 110 Windows servers, 3 Exchange 2010 servers, 25+ VMware ESX servers, 3 VMware Virtual Storage Appliance clusters, 1 EMC VNX SAN, 11 Backup Exec servers and various other application servers in development, test and production roles as necessary.
• Responsible for development of documentation involving all aspects of operations for customers and on-premise systems.
• Responsible for assessment, engineering and migration activities for onboarding new customers.
• Designed and implemented standardized architecture for NTP services for all sites.
• Researched, designed and implemented OpenVAS security scanner for customer and on-premise systems.
• Within 3 months of start date, migrated 4 customer sites from Postini mail hygiene services to Mimecast services, with minimal disruption to customers.
• Member of Change Advisory Board, tasked with refining and implementing quality change controls within on-premise and customer sites.
• Responsible for responding to and resolution of customer tickets, both incident and requests, using ManageEngine Service Desk software.

Confidential, Denver, CO

Sr. Systems Engineer

Responsibilities:

• Functional areas of expertise: datacenter operations, VMware, capacity management, performance troubleshooting, hardware support.
• Working remotely on a team dat maintains, supports, and configures 150 ESXi 5.x hosts, also responsible for hardware support for HP monolithic servers, HP blade and Cisco UCS hardware. Also assigned to various projects as VMware SME resource.
• Responsible for development of documentation involving all aspects of operations on-site.
• Performed storage migrations for 500+ VMs from retiring storage systems to new storage systems, with minimal downtime.
• Drafted procedure and held training for other teams to reclaim wasted capacity in VMware farm.
• Functional areas of expertise: SAN, Exchange, Backups, Datacenter operations, VMware, MS SCOM.
• On a team dat maintained, supported, and configured 1000+ Windows 2003/2008 servers, 1 Exchange 2003 server, 15+ MS SQL Servers, 100+ VMware ESX servers, 1 Dell Equallogic PS6000 Array, 2 Dell MD3000i SANs, and various other application servers in development, test and production roles as necessary.
• Responsible for development of documentation involving all aspects of operations on-site.
• Responsible for production and development system stabilization. Accomplished stabilization of environments within 4 months of hire.
• Planned and executed a datacenter power re-alignment and re-balancing in 1 week.
• Designed new backup target and implemented new backup schedules with vRanger and Backup Exec to remediate continually failing backup jobs.
• Assisted with desktop support as necessary
• Executed new office build-out and move.

Confidential, CO

Enterprise Systems Manager

Responsibilities:

• Functional areas of expertise: SAN, Exchange, Backups, Datacenter operations, VMware, proofpoint, MS SCOM, Nimsoft Nimbus.
• Maintained, supported, and configured 600+ Windows 2003 servers, 7 Exchange 2003 servers with clustering, 15+ MS SQL Servers, 80+ VMware ESX servers, 1 EMC CX500 Array, 2 3par T400 SANs, 1 3par F400 SAN, 4 Brocade Fibre Channel switches, and various other application servers in development, test and production roles as necessary.
• Member of core infrastructure team dat is responsible for high-level Active Directory administration and troubleshooting in a multiple forest/domain infrastructure.
• Responsible for research and recommendation of new IT acquisitions in my areas of expertise.
• Responsible for development of documentation involving all aspects of operations on-site.
• Planned and executed VMware upgrade of farm from ESX 2.5.2 to 3.0, and subsequent upgrade to 3.5 and 4.0 with no downtime to system.
• Developed, tested and implemented cisco switch configurations to create VLAN trunked Gigabit EtherChannel configurations for all datacenter ESX hosts on both Cisco 6500 and Cisco Nexus 7000 series switches.
• Member of 3 person team to perform a datacenter collapse from 2 datacenters to 1 in 3 months, maintaining application availability during the process. Migrated 300+ virtual machines and roughly 100 physical systems using VMotion, Platespin and physical moves.