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@celeretech.com
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John Jankowski is listed as Partner at CelereTech, Inc at CelereTech, Inc, based in Algonquin, Illinois, United States. AeroLeads shows a work email signal at celeretech.com and a matched LinkedIn profile for John Jankowski.
John Jankowski previously worked as Partner at Celeretech, Inc and Email/Messaging Analyst at Hyatt Hotels Corporation. John Jankowski holds Bsba, Business Administration, 4.0 from Colorado Technical University.
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IT Professional supporting technology and integration needs at all levels for organization ranging from small business with just a few users to enterprises with tens of thousands of users. Great deal of experience supporting Office 365 services that allow smooth operation in small to enterprise size deployments. Experience with the deployment and management of wide-range of Microsoft solutions including Office 365, Windows 7, 8, 10, Windows Servers, Exchange Servers, SQL Servers, Hyper-V and Deployment Services. Supporting heterogeneous hardware solutions (server, desktop and laptop) from multiple vendors including HP, Dell, Lenovo and SuperMicro. Also working on various IP PBX phone systems and Hosted VoIP implementations.Specialties: Microsoft Certified Systems Engineer (MCSE), Microsoft Certified Technology Specialist (MCTS), Office 365 Dedicated
Listed skills include Servers, Microsoft Exchange, Troubleshooting, Windows 7, and 35 others.
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Algonquin, Il
CelereTech provides companies the ability to become more productive, and more efficient, while also helping with any technology needs to grow your business. Also a provider of hosted and dedicated VoIP services for small and mid-sized companies.
Global Operations Center
Supporting email services for all hotels and offices globally. Managed and maintained environment consisting of ~50,000 mailboxes in a Microsoft Office 365 Dedicated environment as well as ~10,000 Lync users. Worked with ProofPoint Enterprise system to manage mail sanitation features to prevent spam and malicious mail from interfering with normal business operations at all global locations. Worked with DLP features to prevent sending of sensitive data outside of the mail environment as well as managing encryption of incoming messages containing sensitive information to maintain guest privacy and data security.Worked heavily in PowerShell on a daily basis to maintain permissions and obtain necessary data to make informed operational decisions. Worked with vendors to escalate necessary challenges to their internal operations teams and resolve systemic problems that affect user community. Implemented Exchange Retention Policies for global user community to facilitate upgrade to Exchange 2013.Filled L3 role for troubleshooting issues with client and services that could not be handled by service desk teams. Coordinated efforts between any necessary teams to overcome any difficulty involving global access and use of messaging services. Utilized understanding of network and email infrastructure to expedite the resolution of isolated trouble in the most efficient manner to limit user impact.
Started Xenophonix Technology Consultants at the beginning of 2008 and by July I quit my job at Grayslake CHSD 127 and began working for myself full-time. Technology Consulting and Managed Services provider working on giving our customers the best IT support found in Northern Illinois.
Grayslake, Il
Lead for all technology needs through the two-campus district. Was integral in the integration of the newly constructed second campus in 2005. Supported the district administration, teachers and even the occasional student. Personally managed more than 700 desktops, 250 laptops and 60 servers during my tenure. Completed upgrades of all servers from Windows 2000 Server to Windows Server 2003. Planned and began upgrade path to Windows Server 2008. Also had oversight of the Cisco IP telephony and unified communications system.
Degree had major in Business Administration with a minor in Information Technology.
Completed the Cisco Network Academy program for the CCNA certification.
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John Jankowski works for CelereTech, Inc.
John Jankowski is listed as Partner at CelereTech, Inc at CelereTech, Inc.
AeroLeads has found 1 work email signal at @celeretech.com for John Jankowski at CelereTech, Inc.
John Jankowski is based in Algonquin, Illinois, United States while working with CelereTech, Inc.
John Jankowski has worked for Celeretech, Inc, Hyatt Hotels Corporation, Xenophonix Technology Consultants, and Grayslake Community High School District 127.
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John Jankowski holds Bsba, Business Administration, 4.0 from Colorado Technical University.
John Jankowski is listed with skills including Servers, Microsoft Exchange, Troubleshooting, Windows 7, Microsoft Office, Network Security, Voip, and Networking.
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