Andrew Callahan Sr. System Administrator
Sr. ERP Systems Administrator at Central Ohio Transit Authority (COTA)- Claim this Profile
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Bio
Michael L. Schaub
Andy is deicated to serving his clients, wether internal or external. He maintains his expertise by continious education via internet and technical schooling. Andy provides a secure server environment in a hostile digital world.
Michael L. Schaub
Andy is deicated to serving his clients, wether internal or external. He maintains his expertise by continious education via internet and technical schooling. Andy provides a secure server environment in a hostile digital world.
Michael L. Schaub
Andy is deicated to serving his clients, wether internal or external. He maintains his expertise by continious education via internet and technical schooling. Andy provides a secure server environment in a hostile digital world.
Michael L. Schaub
Andy is deicated to serving his clients, wether internal or external. He maintains his expertise by continious education via internet and technical schooling. Andy provides a secure server environment in a hostile digital world.
Experience
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Central Ohio Transit Authority (COTA)
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United States
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Transportation/Trucking/Railroad
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300 - 400 Employee
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Sr. ERP Systems Administrator
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2017 - Present
Central Ohio Transit Authority (COTA) – Columbus, Ohio Sr. Systems Administrator with Emphases on ERP 2017 to Current • Supporting ERP systems including researching and resolving issues, supporting requests for custom searches and reporting, assisting in outlining enhancements, and administering User Access to system.• Manage integrity, security, and engineering for ERP applications. Including implementation of backup and recovery processes.• Contributing and planning of 2 full migrations of ERP platforms. Completing both migrations in less than 5 years at COTA to fit business needs.• Managing and maintaining proper Security Protocols/Process and User Role responsibilities.• Overseeing data validation and ensuring data integrity, while keeping performance optimization priority.• Managing and installing new software releases, system upgrades/patches in both• Continued support for SIT (System Integration Testing) and UAT (User Acceptance Testing).• Manage/Install new software releases and system patches in both environments (On-premises and Cloud).• Strive for excellence in all aspects of HCM, FSM, CM and EAM when working with Users to complete their requests.• Analyze current system processes and align them with best business practices to achieve maximum results. Systems Administrator with Emphases on ERP • Work closely with technical and business staff to maintain highly performing optimized environment that drives process improvement.• Efficiently manage and prioritize projects and operational activities.• Provide instruction, assistance, and support for end-users.• Administrate Trend Micro Deep Security for all servers in COTA environments.• Create/Monitor tasks using MoveIt for transferring files on and off site.
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Windows Server Administrator
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Jan 2012 - Oct 2017
- Maintained an Active Directory environment of 1,300 plus users.- Building the environments for Citrix ZenApp for employees to connect to Allscripts EHR onsite and remotely.- Refined Disaster Recovery Process/Plans for Knox Community Hospital.- Project Lead for Imprivata OneSign (Badge Tap). Implemented throughout the whole hospital after completion.- Project Lead for Bio Key (Software for Biometrics). This was used for second form of verification for physicians when prescribing medication.- Managed project for moving to VMware from physical servers.- Oversaw a mixed environment of server operating systems from 2003 thru 2012 R2.- Maintained Exchange 2010 Standard for User Accounts and Mailbox storage limits.- Key player in the implementation of Philips Xper Cardiovascular software and hardware for the new Cardiovascular Center.- Daily maintenance and Trouble Tickets that come into the Helpdesk.- Monitored server infrastructure to accommodate for growth at KCH.- Built Project Plan for upgrading the EHR/PM systems to handle ICD-10 requirements.- Research and implementation of a server room monitoring system for temperature and humidity.- Key Player in the setup and configuring of the Dragon Naturally Speaking Environment for the Physicians.- Administrating/Renewing the certificates for the SSL websites.
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Systems Administration Manager
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Apr 2007 - Jan 2012
- Project manager on a companywide RFID Bar Coding project for all inventory (RAW/Finished Goods).- Active Directory 2000/2003 successfully migrating User Accounts and Exchange profiles. - Successfully supported the companies Dell Power Connect switches, Routers and Firewalls.- Managed Exchange 2003/2007 email services for over 60 users along with monitor mailboxes for size and unwanted threats. - Schedule Symantec virus protection Live Updates on all client PC’s and servers. - Administrated Group Policies for departments to keep critical data secure.- Administrated Microsoft Licensing Agreements (eOpen Agreements) - Scheduled routine backups of all Acoust-A-Fiber core infrastructures with the Symantec software including writing to an external hard drive each day for Disaster Recovery.- Implemented a three-year IT project plan with Budget for Acoust-A-Fiber. - Maintained Help Desk call tracking and solutions delivery for the company, taking an average call count of 40-50 a week. - Implemented WSUS for all client and server updates monthly (Current -1).- Built an on-line application for new hires to the company. - Routinely update MRP system “AIM” for shipping and scheduling requirements.- Installed and trouble shoot Great Plains (Microsoft) for the Accountants. Great Plains interfaced with AIM on a nightly basis.- VMware testing for servers. Consolidating for energy and space reasons (cost savings).- Performed training employees on video conferencing platforms so venders and customers can attend. - Handled cell phones contacts for company, from billing to updating hardware and other equipment needed inside facilities.
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Education
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DeVry Institute Of Technology
Computer Information Systems, Computer Programming