David Wilk Email and Phone Number

Responsibilities: • Provide full support and technical expertise during IT infrastructure migration after Crestwood Midstream was acquired by Energy Transfer (temporary transition contract).

Responsibilities: • Managed day-to-day operations of the IT infrastructure department, including network, datacenter operations, and cloud services.• Led multiple divestiture and acquisition projects, ensuring seamless integration of IT infrastructure systems and processes to support business continuity and operational efficiency.• Developed and executed strategic plans to modernize legacy systems, enhance cybersecurity posture, and ensure compliance with industry regulations and standards.• Led budget planning and forecasting activities for IT infrastructure projects, optimizing resource allocation and ensuring alignment with business objectives while maintaining cost controls and maximizing ROI.• Oversaw the maintenance and optimization of IT assets, including hardware, software, and telecommunications equipment, to maximize performance and minimize downtime.• Implemented disaster recovery and business continuity plans to minimize downtime and mitigate risks associated with potential disruptions to critical operations.• Conducted regular performance evaluations, provided coaching and mentoring to team members, and fostered a culture of continuous learning and professional development.

In charge of global IT infrastructure, and manage team of 5 people located in US, Canada and Germany (two Network Administrators, Desktop Support Technician and two Application Analysts - SAP)Accomplishments:• Established global IT team providing services to 250 users in North America, Europe and Asia• Designed and implemented Cisco VoIP Business Edition 6000 for our offices in Europe• Planned and implemented Cisco Call Manager upgrade from 7.1.2 to 10.5.1 (hardware and software)• Office relocation in Hamburg, Germany – project management and complete implementation• Contract negotiation with local ISP and Telco (US, Germany and Italy)• Office relocation in Essen, Germany – project management and complete implementation

Responsible for global IT infrastructure including: • Manage corporate network based 100% on Cisco equipment (WAN, LAN, Wireless, VoIP)• Support VMware ESX server farms - about 100 virtual servers (North America, Europe, Asia)• Day to day operation of corporate Microsoft Active directory including Exchange 2010 and Blackberry Enterprise Server • Software and hardware contracts negotiations (Microsoft Select, Cisco SmartNet, HP Day One)• System monitoring using Solarwinds OrionAccomplishments:• Designed and implemented Cisco DMVPN cloud (30+ international locations with dual-hub setup)• Complete server farm virtualization including design, system selection and configuration, physical server conversion to virtual infrastructure• Tech lead, system architect and project manager on Houston datacenter relocation to off-site facility• Integration of acquired companies to existing IT infrastructure• Complete system setup for new office in Hamburg, Germany• Designed and deployed small datacenter in Singapore • Designed and implemented corporate wireless solution based on Cisco 2106 controllers• Tech lead and project manager on cross-forest Active Directory and Exchange migration• Reinvented backup and disaster recovery infrastructure• VoIP integration between Cisco Unified Call Manager and Avaya• Implemented small lab environment for VMware View (VDI project)

Responsible for corporate network and server infrastructure and providing second level support for 120 users in North AmericaAccomplishments:• Complete network hardware upgrade and migration from Frame Relay to MPLS• Cisco Call Manager upgrade from 4.1.3 to 7.1.2 (hardware and software)• Tech lead and project manager on Active Directory migration• Leading the project of Lotus Notes to Exchange migration• Complete system setup for new offices in Cleveland and Ajax, Canada • Multiple server upgrades

Managed IT infrastructure for automotive company specialized in “just in time, just in sequence” type of business. I needed to quickly adapt to the environment where 1 minute of downtime costs few hundreds Euro.Accomplishments:• Member of the project group responsible for opening new warehouse and assembly line as a part of large contract with General Motors. New facility was fully operational after 7 months and created 300 new jobs.