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Chris Dieringer is a Systems Administrator Tier 3 at AT&T CCMS Consulting at AT&T CCMS Consulting. He possess expertise in active directory, cisco ios, routers, operating systems, firewalls and 15 more skills. Colleagues describe him as "Chris is a well-rounded, knowledgeable Network Administrator with skill and ability above and beyond the norm. His "can do" attitude serves him well and he is always willing to go the extra mile. I found Chris a pleasure to work with and would highly recommend him to anyone who is considering him for hire." and "I had the pleasure of having Chris work for me on a large scale WAN upgrade project impacting aprooximately 1700 sites since October of 2011. Chris did a great job of quickly coming up to speed in a complex environment and immediately contributing to the project team. Chris was instrumental in reducing a large backlog of support incidents and improving the service we provide to our customers. I truly regret that his was a short term contract position and I don't have a full time spot for him."
At&T Ccms Consulting
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Systems Administrator Tier 3At&T Ccms Consulting Mar 2020 - Present● Managed Local AD domain controllers, patching, updates, security, and Group Policy management● Managed Okta services and applications and integrating with AWS and Devo● Migrated on premises domain controllers to AWS Managed AD services● Maintained Manage engine Password Manager Pro, user entry configuration backups● Managed Syslog-ng servers, CentOS jump servers● Managed ESXI servers 6.5, through 7 and vCenter in an HA environment, server migrations● Utilized Qualys vulnerability management software to remediate vulnerabilities on Linux and Windows servers● Managed AWS environment, certificate services, Fleet manager, security groups. IAM roles● Office 365 administration
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Systems AdministratorMcn Healthcare Aug 2019 - Dec 2019Denver, Colorado, UsManaged local AD and Azure AD for responsible for updating accounts on the ActiveDirectory domain and Azure AD to include proper role based access, organization unit,titles, office and departments Coordinated and implemented weekly backups from AWS to Azure great lakes storage andmanaged the life cycle of the data Managed user accounts, corporate access, applications and storage for G suite Sophos XG and UTM configuration for site to site VPN and LDAP authentication for JumpCloud integration Office 365 administration of active licenses and user administration Administration of a SnipeIT database and inventory management system Managed JumpCloud server and system integration for access to Gmail, AD services andlocal network access. -
Aws Systems ManagerSkyland Analytics May 2018 - Mar 2019Boulder, Co, Us -
System AdministratorHewlett Packard Enterprise Feb 2015 - Jun 2017Houston, Texas, UsServer builds and Maintenance for HP, IBM and Dell servers including system board replacements, memory and hardware upgradesPerform hands on break-fix and/or maintenance requests in the Data Center in a 24x7 environment which includes, but not limited to replacement of server system boards, add-on cards, memory, hard disks, network switches, storage devices, tape drives, cabling, etc.Install, configure, troubleshoot software including, but not limited to Operating Systems (MS Windows, CentOS, RedHat Linux, Ubuntu and other variations of the Unix operating environment), ESX, security software and any other software needed to run the HP Cloud Services operational and customer environment. Install, configure and troubleshoot hardware, software and network issues in an expedient manner to restore connectivity or functionality within the data center environment.Add new infrastructure deployments and additional capacity within the data center environment to support Cloud Services, which includes unpack and stack, cabling, troubleshoot, and test. Rack and stack servers (DL360, DL380, SL230s, BL460s, System X) -
System AdministratorIbm Jul 2013 - Nov 2013Armonk, New York, Ny, Usserver migration project for the state of CaliforniaBuilt and deployed several Data center servers being used as Hyper-V hostsConfigured DHCP, DNS, File, Domain, and Gateway servers to interface with IBM mainframe Data migration from Server 2003 to clients on Hyper V hosts running server 2008 -
Systems / Network AdministratorHewlett-Packard Feb 2013 - Aug 2013Houston, Texas, Us -
Network Support SpecialistKnowledge Universe Oct 2011 - May 2012Lake Oswego, Or, Us• Supporting major network migration for over 1700 LAN/WAN environments remotely.• Remote troubleshooting of wiring issues with routers, switches, Cisco Aironet wireless access points, and PC’s.• Resolving PC network configuration issues.• Coordinating low voltage vendors• Reporting and tracking outages with major service providers and LEC’s.• Configuring Cisco PIX firewalls, Switches, and Cisco Aironet wireless access points.• Supported over seventeen hundred sites with VPN, Mobile wireless, and access points to connect to the corporate network -
Senior Support Technician Iii/ConsultantKnowledge Universe Technologies Jun 2011 - Apr 2012Integral member of an engineering team supporting a nation-wide network upgrade. Worked with Network Services group, providing remote tier II support for over 1700 locations. Provided technical support for Office 2010 and Window 7 environments.Worked with a lead provisioning specialist to upgrade a nation-wide network with over 1700 sites to implement new IP technologies.Met all deadlines for the project and provided superior customer service to clients.Developed process flow, installation documentation, software/ hardware configuration, and supporting documents for project. Successfully coordinated and supported multiple vendors in multiple states.Supporting major network migration for over 1700 LAN/WAN environments remotely.Remote troubleshooting of wiring issues with routers, switches, Cisco Aironet wireless access points, and PC’s.Resolving PC network configuration issues. Coordinating low voltage vendorsReporting and tracking outages with major service providers and LEC’s.Configuring Cisco PIX firewalls, Switches, and Cisco Aironet wireless access points.Supported over seventeen hundred sites with VPN, Mobile wireless, and access points to connect to the corporate network
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Technical ConsultantDieringer Consulting Jan 2011 - May 2011Hardware and software diagnostics for notebook and desktop computersWired and wireless network configuration, VPN configuration for Cisco Catalyst 4500Configuration of smart phones and syncing of applicationsMalware and virus removal, registry editing for Windows operating systems XP – SevenOS migration for desktop computers Windows Vista to Windows Seven (40+) DNS, DHCP, Exchange and Active Directory configurationLinux server configuration for mail and web services
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Technical SupportStreamline International (Pte) Ltd. May 2010 - Jan 2011• Hardware and software diagnostics for notebook and desktop computers• Wired and wireless network configuration, VPN configuration for Cisco Catalyst 4500• Smart phone configuration and syncing of applications• Malware and virus removal, registry editing for Windows operating systems XP – Seven• OS migration for desktop and servers, DNS, DHCP, Exchange and Active directory configuration•Linux server configuration for mail and web services
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Technical Support TechnicianStream International Dec 2009 - Jan 2011Diagnosing operating system issues (XP, Vista, and Windows 7), network connectivity, TCP/IP configuration, upgrades, MS Office 2007, 2010Utilized remote desktop to diagnose computer issues, apply patches and remove malware, and run hardware diagnostic tests.Utilization of Lotus Notes for task management and corporate e-mailConfiguration of wired and wireless networks and implemented security settings to prevent network intrusion.User account maintenance with Active Directory servicesInstallation of anti-virus software and removal of virus and malware Desktop and server migration
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Technical ConsultantDieringer Consulting Oct 2007 - Dec 2009Configuration of wired and wireless networksHardware diagnostics and replacement, software installation and configuration.Malware and virus removal with software and registry editingWindow Server installation, configuration and migrations of OS and software upgradesEducated end users on various MS Products: Outlook, Word, Excel, and Visio.Trac Construction, Carpenter 10/2006 – 10/2008Construction of decks, fences and siding
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Field SupervisorCentraal Bureau Voor De Statistiek May 2005 - Feb 2006Den Haag , Zuid Holland , NlSupervised crew in facility maintenance and commercial building projects; worked with state and city officials to obtain permits pass inspections in addition to coordinating with sub-contractors to keep projects on schedule. Provide general supervisory responsibilities to craft personnel during the off-shifts including managing work prioritizes. -
Technical ConsultantMedpartners Jun 2001 - Oct 2005Assisted end users diagnosing operating system issues (Win 98, XP), network connectivity, and upgrades Manage transition of client from Solutions Implementation to Client Support. Managed the development and maintenance of servers and workstationsAnalyzed diagnosed and resolved all technical issues with Desktop. Laptops and personal communications devices
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Systems EngineerWarner Telecom Jan 2001 - Dec 2001Provided technical support for corporate client/server systems and managed all patches and security safeguards including firewalls and antivirus software User account maintenance with Active directory services and UNUX command line interfaceSun Solaris maintenance, kernel updates, patches and hardware upgradesResearched and designed new web based interactive software to track and maintain customer database.
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Systems AdministratorGst Telecom May 1997 - Jan 2000UsCollaborated with department managers to implement new guidelines and the call flow processPerformed Internal audit of routers acquired through acquisitions of new ISPs and ensured customer database matched circuit diagramsConfiguration of Cisco switches and routers to create VPNs and add/delete routesSupervised Tier -3 support center for the network operations center using Citrix
Chris Dieringer Skills
Chris Dieringer Education Details
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Portland Community CollegeComputer Information Systems -
Portland Community CollegeComputer Science
Frequently Asked Questions about Chris Dieringer
What company does Chris Dieringer work for?
Chris Dieringer works for At&t Ccms Consulting
What is Chris Dieringer's role at the current company?
Chris Dieringer's current role is Systems Administrator Tier 3 at AT&T CCMS Consulting.
What is Chris Dieringer's email address?
Chris Dieringer's email address is di****@****ail.com
What is Chris Dieringer's direct phone number?
Chris Dieringer's direct phone number is +197128*****
What schools did Chris Dieringer attend?
Chris Dieringer attended Portland Community College, Portland Community College.
What skills is Chris Dieringer known for?
Chris Dieringer has skills like Active Directory, Cisco Ios, Routers, Operating Systems, Firewalls, Network Administration, Networking, Windows Xp, Customer Service, Team Leadership, Switches, Technical Support.
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