Sean Duffy Email and Phone Number
Sean Duffy work email
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Sean Duffy personal email
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• Expert level knowledge and experience with all phases of Windows 2008 - 2019 system administration, Microsoft network administration, script creation, remote access, system security and Active Directory implementation. • Proficient with end-user support on-site as well as via phone and email. PC and systems support for both hardware and software. • Excellent hardware and software troubleshooting skills. Experienced dealing with complex systems and software. Up-to-date use of Internet protocols, tools and applications. Manage network infrastructure (switches, routers, VPN, servers, workstations) • Currently managing 2 remote locations. Disaster recovery location and a hosted site in the UK.Active Directory, DNS, and Group Policy administration Network monitoring Network capacity planning Provide end-user supportSpecialties: Microsoft Certified Professional
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System EngineerQuarterhorse Technology GroupHardyston Township, Nj, Us -
System EngineerQuarterhorse Technology Group Nov 2021 - PresentNew York, Ny, Us -
Senior Network EngineerTri-State Computer Solutions Nov 2020 - Nov 2021Rockaway, New Jersey, Us -
Senior Field Client Network AdvisorOlmec Systems, Inc. Jan 2018 - Nov 2020Denville, Nj, UsSenior relationship manager for client requirements, providing extensive support from technical troubleshooting to sales. I also have additional responsibility of managing projects, always ensuring that stakeholders are managed efficiently. My clients have a unique point of contact, with my services readily available to them. I install hardware ranging from laptops to desktops, from initially installing them, to setting them up and troubleshooting any problems. My customer base ranges from small businesses with 15 on-site users up to hedge funds and large corporate clients. I also have extensive experience with sonic wall, Cisco routers, Cisco meraki switches and wireless access points. Although most of my client’s email platform is Office 365, I also manage client virtual servers in MS Azure and VMWre ESX 6.5, I understand the importance of accountability, always striving to exceed expectations and listening to client requirements. I provide Subject Matter Expertise to customers, ensuring that business objectives are met, and customer satisfaction increases. -
Network AdministratorCcg Marketing Oct 2012 - Apr 2017West Caldwell, Nj, UsResponsible for planning the design, installation and support of recently upgraded network infrastructure based on a 10 gigabit backbone. This includes secure environments for HIPAA related clients as well as Wan based data backup to a disaster recovery location.Converted 60 servers to a Dell Blade system running ESX 6.0 which reduced our power consumption by 38% further reducing the need of a secondary cooling system. Installed Veeam Backup 9.0 to ensure our Vmware servers can be restored in a timely mannerMigrated our Exchange 2007 clients to Exchange 2013including moving our public folders to now shared folders.Installed Dell Force10 equipment with a 10 gig backbone to ensure large data files for printing image documents are processed quickly and efficiently.Installed Microsoft Network Load Balancing for IIS to handle 100-500k hits per day on client based rollouts.Manage vendor relationships including contracts, software and hardware purchasing.Created and maintained detailed procedural documentation regarding operating system localization, installation and configuration of software packages, vendor contact information.Designed and deployed enterprise-class wireless networks, including access points, servers and other hardware.Installed and configured Sophos UTM Firewall to better control internal users Internet access as well as preventing unauthorized access externally. Analyze, repair, configure, and troubleshoot desktops, laptops, tablets, printers, hand scanners and smart phones to ensure continuity of technology resources for the Operations team.Maintain physical security and badge access control to secure and non-secure environments. Setup Office 365 for second business unit of the company. This is also a preliminary test to move over the rest of the company in 2017.Maintain Cisco ASA Firewall as first line of defense for our network, as well as dual internet providers. -
Network EngineerProvenir Feb 2005 - Sep 2012Boston, Ma, UsManaged and maintain the technology infrastructure for four geographic locations worldwide. These locations include 2 disaster recovery sites and 1 data centre which must maintain a 99.9% uptime for over 2000 end users.Created a Cloud environment using Amazon EC2. I have setup a permanent VPN connection to the VPC using Cisco Routers. This has enabled our company to reduce cost as well as create temporary server environments for our employees.Migrated our company from Exchange 2003 to Google Apps. This has allowed our users to access email in Outlook without the need to VPN into our office. This has also given our mobile users easier access to email via their smart phones.Built and configured Windows 2003, 2008 Servers in a Windows Clustering environment as well as Suse Linux. Managed day to day data center operations related issues for hardware, and software to ensure service level agreement is not compromised.Designed and provide support of Cisco-based Routers, Switches, Gateways, Security Solutions, VOIP, Network Monitoring, Wireless Solutions and Network Management Solutions.Maintain detailed knowledge of company network standards and the overall local, regional and global network environments.Designed, documented, and implemented the first corporate Disaster Recovery & BCP Plan. Staged BCP Tests and review plan bi-annually to ensure successful functionality. Instituted the first corporate-wide centralized backup plan.Consolidated data center by virtualizing (using ESX 4 and 5) client servers globally resulted in 100k in hardware savings switching to VMware.Configured, designed and implemented Dell Sans, and Blade Servers.Managed vendor relationships including contracts, and software and hardware purchasing. -
Field Service Technician / ConsultantBmt Jun 2004 - Feb 2005London, London, GbPrimary onsite point of contact for eighteen current clients: Including Reckitt Benckiser, Symrise, March Associates and Loreal. Directly maintain and manage networks with as many as 500 users with 2000 and 2003 Server, Exchange 2000 and 2003 and Active Directory.Manage customer projects from initial on-site feasibility analysis and planning through installation, user training and ongoing service / support.Liaise with wide variety of technical and administrative personnel, systems and applications development groups and upper management. Develop and implement improved network operations; author of detailed recommendations for system / software acquisitions, upgrades and installations leading to improved operation efficiencies.Ability to operate effectively in a mobile office environment, providing consistent follow-through and utilizing remote access and wireless connectivity technology, including Citrix and Terminal Services. Proficient at spyware and virus removal as well as maintaining a secure network with SonicWall routers and producing security audits. -
Field TechnicianBusiness Machine Technologies May 2004 - Feb 2005
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ConsultantBmt Corp Jan 2004 - Feb 2005Onsite Consultant for Reckitt Benckiser, March Associates, Maybelline, LLC.
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Field Service TechnicianEclipse Integrated Systems Sep 2003 - May 2004Handle all customer onsite issues including: Emergency Data Backup Recovery, all hardware and or software installations and support. Design and implement new network designs and telephone systems. Help clients manage and maintain 2000 and 2003 Server thru onsite and telephone support.Setup and configure Call ware Telephone System, including punch down and cable runs.Helped design and implement a SAN for a large architecture firm. Also setup a wireless network using 10 laptops between 2 offices 200 feet apart.Started to work with VOIP (Voice Over IP)
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Field Service TechnicianEclipse Integrated Systems Sep 2003 - May 2004Handle all customer onsite issues including: Emergency Data Backup Recovery, all hardware and or software installations and support. Design and implement new network designs and telephone systems. Help clients manage and maintain 2000 and 2003 Server thru onsite and telephone support.Setup and configure Call ware Telephone System, including punch down and cable runs.Helped design and implement a SAN for a large architecture firm. Also setup a wireless network using 10 laptops between 2 offices 200 feet apart.Started to work with VOIP (Voice Over IP)
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Network TechnicianAdvanced Data Systems Oct 2000 - Feb 2003Paramus, Nj, UsJoined this large medical billing software company to support in-house network systems consisting of 18 servers and over 140 PCs in 4 locations in addition to installing client PCs, printers, hubs, routers, cabling and proprietary software. Resolve complex issues impacting PC hardware, operating systems, proprietary software, LAN/WAN, modems, DSU/CSUs and MUXs, PBX Phone systems. Provide telephone support and travel to client sites to ensure thorough and accurate issue resolution. Design and analyze new servers and storage systems.Rapidly obtained certification in A+, Windows 2000 Pro, 2000 Server and Network Infrastructure to serve as team leader at client sites when necessary.Exceeded expectations by staying after hours to resolve complex client problems; efforts ensured customer satisfaction and were recognized by administrative personnel.Effectively resolved issue involving a client's inability to connect from six branches to main site by identifying a faulty network card in the main server as well as an electrical current that impacted 15 machines and devices.Address first and second level technical support inquiries involving MAC, proprietary medical software, PC hardware, operating systems and issues effecting network, printers and applications. -
Network TechnicianAdvanced Data Systems Oct 2000 - Feb 2003Paramus, Nj, UsJoined this large medical billing software company to support in-house network systems consisting of 18 servers and over 140 PCs in 4 locations in addition to installing client PCs, printers, hubs, routers, cabling and proprietary software. Resolve complex issues impacting PC hardware, operating systems, proprietary software, LAN/WAN, modems, DSU/CSUs and MUXs, PBX Phone systems. Provide telephone support and travel to client sites to ensure thorough and accurate issue resolution. Design and analyze new servers and storage systems.Rapidly obtained certification in A+, Windows 2000 Pro, 2000 Server and Network Infrastructure to serve as team leader at client sites when necessary.Exceeded expectations by staying after hours to resolve complex client problems; efforts ensured customer satisfaction and were recognized by administrative personnel.Effectively resolved issue involving a client's inability to connect from six branches to main site by identifying a faulty network card in the main server as well as an electrical current that impacted 15 machines and devices.Address first and second level technical support inquiries involving MAC, proprietary medical software, PC hardware, operating systems and issues effecting network, printers and applications.
Sean Duffy Skills
Sean Duffy Education Details
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Sussex County Community College
Frequently Asked Questions about Sean Duffy
What company does Sean Duffy work for?
Sean Duffy works for Quarterhorse Technology Group
What is Sean Duffy's role at the current company?
Sean Duffy's current role is System Engineer.
What is Sean Duffy's email address?
Sean Duffy's email address is sd****@****ecs.com
What schools did Sean Duffy attend?
Sean Duffy attended Sussex County Community College.
What skills is Sean Duffy known for?
Sean Duffy has skills like Microsoft Sql Server, Integration, Sql, Enterprise Architecture, Linux, Software Development, Business Analysis, Unix, Software Project Management, Xml, Disaster Recovery, Cloud Computing.
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