Tom Sheffrey Email & Phone Number

Minneapolis, Minnesota, United States

Gitlab CI/CD trigger based pipeline redesign for mono repo, docker builds and image management, Kubernetes, Helm, Terraform.

Bradenton, Fl

Eden Prairie, Mn

- Integrate cloud technologies, automate and script systems builds, design infrastructure for application deployment, work with firewall (palo, NSX) and BigIP (F5) systems. Work with VMWare virtualization and OpenShift Enterprise platform systems (OSE, OCP, OSO). - Lead a multifunctional team architecting, building, and maintaining over 80 applications for new highly secure FISMA Moderate environment in record time utilizing hybrid legacy and cloud environments VMWare, API, software networking and containers.- All areas of application infrastructure deployment (network, firewall, integration, load balancers, storage area networks, virtualization and integration) - Engineered and deployed local developer environment on Windows with full security and temporary OS launches

Plymouth, Mn

- Managed 20+ team on-shore and off-shore in India and Ireland including day to day activities, the development of training plans, setting team objectives and coordinating individual activities. Wrote performance reviews, job descriptions and postings, performed hiring, promotions, coaching, mentoring, developed leaders - several of which have been promoted to manager or director levels. - Responsible for managing and maintaining the managed services SQL Server environment of over 8,000 servers and 40,000 databases- Interfaced across the organization for in-house developed and maintained tools as well as vendor solutions for database monitoring, performance tuning, 24x7 pager notifications, life cycle management, capacity management, high availability (HA), disaster recovery (DR), backups and data retention standards.- Worked with vendor products and outsourced solutions from beginning to end: POC, vendor supplied trial hardware/software, implementation, documentation, standards and governance, life cycle and replacement.- Implemented elevated access monitoring software and event logging into corporate SIEM solution as well as implement vulnerability assessment and platform hardening- Delivered SQL service account change over and password changes spanning 3,800 servers in 10 days with a team of 45.- Oversaw user permission and security gathering script development and deployment for auditing 20MM user access permissions and password changes- Developed new database Product Lifecycle Management (PLM) strategy for small databases utilizing cloud virtualization and achieving 90% savings with buy in from: Data Protection Services (DPS), Solutions Engineering, Storage Area Networks, Capacity planning, and Database services.- Identified and removed gaps and pain points in current high security SQL support implementation reducing support overhead by 75%.

- Maintained smooth operation of over 150,000 customers SharePoint infrastructure by monitoring hardware utilization, database utilization, and system response time, ordering and deploying additional resources or splitting out functions as utilization required, and by writing version trimmer and non-disruptive site deletion tool in Visual Studio c#.- Negotiated contracts with vendors, assisted in budgeting and budget review, presented recommendations to procurement and brought in the best of breed support products compatible with UHG size and scope: Nintex, ControlPoint, Metalogix migration manager, Metalogix StoragePoint, Idera Diagnostic Manager.- Researched Microsoft products and features as well as performed proof of concept evaluations on dozens of third party add-ons and applications to determine supportability and feature fit for shared services support feasibility.- Built PowerShell based management toolset using SharePoint API and coding constructs reducing system management overhead.- Architected SharePoint 2007 and 2010 collaboration and developed application environments. Established framework for deploying 2013. - Developed an automated install process standardizing farm builds for consistency providing maximum uptime and reliability. - Worked with project teams to determine best fit platform, gather requirements, define support matrixes (RACI model), build out and provide ongoing support.- Increased platform stability from 97.5% to 99.995% by performing trend and error analysis.

- Engineering solutions using AIX, zLinux, and DB2 for UnitedHealth Group.- Performed needs assessment and solution discovery sessions for internal DB2 unit chargeable model on zLinux and AIX platforms - Developed and maintained automation script base using KSH, cron, and file transfer utilities.- Lead the ACR (Application Consumption Reduction) effort reducing consumption by 25% on database platforms - Lead a component of a Data Center migration successfully moving over 500 database platform servers with 99% success- Teamed successfully with internal platform groups to deliver consistent DB2 platform capacity (Engineering, UNIX, SAN, Networking, Data Protection…).

Application programmer for internal IBM plan and budgeting tool. Java, DB2, DB2 SQL replication, WebSphere, LEAN, Six Sigma, Green Belt Accredited, Java Server Faces, XML, some AJAX using DOJO.

Production DB2 DBA performing team leadership duties, cross-training, backups, restores, sizings, storage and performance analysis, large projects, TSM, HA, concurrent storage, Linux, Windows, AIX

AIX system administration including security, storage management, sizing and ordering, physical setup, networking, scripting in KSH, AFS/DFS DCE, middleware installation - WebSphere, MQ Series, DB2, database management, code serving and sharing.

Managed Windows NT servers and client workstations, installed Lotus Notes and upgraded from cc:mail, wrote custom interface for public terminals, installed and supported IIS and SQL Server. Worked as part of a consensus based management team.

Consulting for AT&T Wireless, United Way, US Marshals. Built custom touchscreen kiosk application, upgraded and managed windows workstations, consulted on network design.

AS/400 administration, Windows 3.1 and 95 administration. Query and Excel pivot tables, install and support systems and software. Support for custom QNX OS system for EMG systems.