SUMMARY

• Senior Systems Engineer with 20+ years of experience in supporting enterprise applications and systems for multi - national organizations, mentoring help desk staff and planning upgrade paths according to business goals and objectives including the design, build, configuration, and deployment of systems infrastructure in physical and virtualized environments.
• Highly skilled in Windows Server, VMware, Citrix, AD, Exchange, information security, Microsoft technologies, network engineering, storage, and scripting in addition to a strong background building and managing hosted virtual applications and virtual desktops including configuration, deployment, sysprep and imaging using VMware, Microsoft and Citrix technologies.

TECHNICAL SKILLS

• Design, documentation and management
• TCP/IP, DNS, DHCP, NTP, WINS, SNMP, LDAP, telnet, SSH, routers, switches, firewalls, PPTP/L2TP, NAT and other LAN/WAN processes
• Monitoring with SolarWinds, NetXMS, Nagios, Cacti, Icinga, Etherpeek and Wireshark
• Troubleshoot hardware and software
• Troubleshoot network functionality, performance and connectivity
• Software installation and support
• Remote access including Citrix XenApp, GoToMeeting, WebEx, RDP, VNC, VPN, etc.
• Personal, phone, and email based support
• Windows Client, 3.x through 10
• Windows Server, NT through 2016
• Novell Netware 3.x, 4.x & 6.x
• CLI, GUI, Core, and other interfaces
• IaaS, Google Cloud, Amazon AWS, MS Azure
• Apple OS X, macOS, iOS
• Various Linux
• PowerShell, VBS, and other scripting tools
• Citrix server, Presentation through Xen
• Ticketing/tracking with AutoTask, Magic, Mantis
• VMware/vSphere / Hyper-V Management
• Symantec, Legato Networker, Iron Mountain
• Microsoft Office through 365

PROFESSIONAL EXPERIENCE

Confidential - Cambridge, MA

Senior Systems Engineer

Responsibilities:

• Manage the overall health of all related Confidential Infrastructure, including but not limited to on\off premise, physical or virtual for both Production and Non-Production environments
• Provisioning of physical and virtual servers, operating systems, network equipment, software and applications. Addition of these IT infrastructure elements to the standard monitoring, backup and inventory systems
• Regularly apply hardware, software, application and management tool upgrades/patches to assure performance, stability and security. Troubleshooting, repair and recovery from hardware, software and service failures. Communication with impacted constituencies and coordination with IT staff during recovery
• Daily monitoring of IT infrastructure and response/escalation for events and issues requiring immediate troubleshooting and resolution
• Foster communications with Client support staff and other SaaS Operations teams to provide a reliable platform and service as part of an overall enterprise strategy
• Management of applicable licensing as required to operate the platform in conjunction with SaaS Ops
• Support and adhere to a Change Management Process
• Maintain a secure platform and adhere to the Information Security Policies

Confidential - Phoenix, AZ

Senior Systems Engineer

Responsibilities:

• Designing and supporting using Microsoft technologies
• Multiple use of scripting technologies for initial and further migrations and upgrades including BAT, VBS, and PowerShell for desktop management, maintenance, troubleshooting, and software deployment
• Administering Active Directory infrastructure, replication, troubleshooting, and maintenance
• E-mail including all of Exchange, internal and external transfer, spam filtering, rules, and content
• Customer equipment deployments such as desktops, portables, and tablets including imaging, version control, and software deployment
• Maintained Microsoft server updates and security for service packs, hotfixes and patches using MS WSUS
• Managing VPN, SSL and other encryption technologies
• Administering McAfee ePolicy antivirus system including monitoring, updates, and client deployment
• Network connectivity including VPN and firewall management with SonicWall and WatchGuard
• Purchasing, evaluation of costs, and benefits of new software, upgrades, and deployments
• Multiple mail server migrations including Exchange 2000 through 2013, upgrade and downgrade
• Evaluation, assessment, migration to hosted Exchange, Office apps and Office 365
• Installation, configuration, and maintenance of Microsoft Hyper-V 2012 environment with Veeam Backup

Confidential - Cambridge, MA

IT Engineer, Systems Administrator, Senior Systems Administrator

Responsibilities:

• E-mail management including all Exchange, message transfer, spam management, filtering, and content
• Design, installation, and maintenance of multi-site Exchange cluster server using HA CCR and iSCSI SANs
• Design, installation, and maintenance of file services using active/passive clustering and iSCSI SANs
• Evaluated, assessed, recommended, and tested non-production migration to Office 365
• Prepared, configured, and deployed numerous servers, server clusters, and network hardware
• Ensured proper and timely incident handling, troubleshooting, communication, and escalation
• Implemented multi-site Wi-Fi using certificate based encryption including Cisco and HP hardware
• Testing and deployment of communications tools from Communicator and Skype Business
• Administered Active Directory infrastructure, replication, troubleshooting, and maintenance
• Evaluated, recommended, and implemented technologies and solutions to support strategic initiatives
• Designed and maintained Citrix MetaFrame, Presentation and XenApp infrastructure. Utilized features including the Citrix receiver, XenDesktop VDI, application availability, end user connectivity, etc.
• Deployed customer computers, including imaging, versioning, and deployment with Ghost and other tools
• Managed PKI, SSL, RADIUS, IAS, and other encryption and authentication technologies
• Administered McAfee ePolicy antivirus system including monitoring, updates, and client deployment
• Site network connectivity including remote and intra-site VPN
• Implemented network based FAX solution using NetSatisFAXion and Exchange Unified Messaging
• In-depth use of Group Policy Objects for system and software management, policy enforcement, etc.
• Worked with Finance staff to implement controls for Sarbanes-Oxley compliance
• Maintained Microsoft server updates for service packs and patches using MS WSUS and SCCM
• Configuration, troubleshooting, and template management for VMware 3.x through 5.x
• Help desk, escalation, coordinating with customers off hours, and training technicians on various issues
• MDM management including iPhone, Droid, Blackberry, and BES configuration and maintenance
• Dell PowerEdge management, patching, firmware, and drivers through OpenManage and SNMP
• Extensive scripting using VBS and PowerShell for day-to-day maintenance, care and feeding, mass user migrations, group updates, server changes, remote administration, registry, server management, etc.