David Mistretta Email & Phone Number

Beverly Hills, California, US

Santa Monica, CA, US

• Led a team of Senior Engineers responsible for Infrastructure as a Service. Internal technical and development teams utilized our platform to create and manage the services that make up Hulu.Team Responsibilities:
• Virtualization – automated provisioning, service-aware cluster balancing.
• Configuration Management (SaltStack) – Over 30K systems under management across on-prem and cloud, including minions and saltssh.
• Storage – Several petabytes of FC, ISCSI and NAS for virtual and general workloads, and our services directly supported the operations of hundreds of petabytes of raw storage across Big Data and VOD systems
• DNS – large-scale open source deployment with anycast support and route53 integration
• Rack-level and petabyte-scale capacity planning and hardware procurement pipeline

Santa Monica, CA, US

• Transitioned Hulu to a forecast capacity model for Data Center Capex to take advantage of bulk purchase incentives. ($35M additional savings over three years)
• Prioritized configuration management and automation for undersupported Operating Systems.
• Optimized hardware procurement and provisioning processes to decrease lead time and minimize human error due to logistical and technical issues.
• Prioritized initiatives to improve the stability and availability of Hulu’s core infrastructure.

Santa Monica, CA, US

• Configured infrastructure and migrated internal corporate services to a new Data Center with minimal downtime.
• Moved over 100TB of SQL Servers to new a Data Center using storage replication technology.
• Redesigned ADFS as it was migrated to eliminate spof's.
• Performed Operational/Architectural review of corporate applications and infrastructure to minimize/eliminate single points failure.
• Implemented VMware vSphere 6.0 and 6.5 with Pure Storage M arrays to support Corporate and SQL Server workloads.
• Designed and Implemented two-node, cross-connected VMware vSAN clusters for highly available remote-office core services.

Manhattan Beach, California, US

• Managed/maintained Active Directory infrastructure consisting of 3 forests and 8 domains; consolidated and retired child domains or forests as required.
• Performed cleanup of stale objects from AD, non-optimal GPO’s, Sites and Services, and aligned replication topology with MS best practice.
• Managed/maintained Centrify zones used by Unix/Linux servers for AD authentication.
• Managed/maintained global DNS infrastructure (internal) spanning 17 countries and consisting of various DNS technologies.
• Coordinated/executed hardware and software upgrades of Infoblox appliances, including the addition of DNS blackhole technology.
• Performed email flow troubleshooting between several internal email environments, through multiple levels of security appliances/services.

Los Angeles, CA, US

• Supported/maintained Internal IT infrastructure including Exchange 2010, Active Directory, VMware vSphere, and Great Plains.
• Utilized Solarwinds Orion to monitor network performance and availability.
• Managed Distributed File System across eight sites.
• Automated key IT processes with PowerShell.
• Provided guidance to junior staff members and served as an escalation point.
• Worked with development team to allow custom applications to interact with Great Plains environment.

New York, NY, US

• Planned, Implemented, and Supported Hitachi Adaptable Modular Storage (SAN) and VMware vSphere 4.1 environment.
• Led deployment of Server 2008 R2 Active Directory Infrastructure, by configuring servers, migrating services, and raising forest/domain functional level.
• Performed P2V migrations of existing servers to VMware infrastructure including Application, Web, File, and Print servers.
• Contributed to the design and execution of Disaster Recovery/Business Continuity Plan requiring 72 hour recovery from backup (RTO) of critical applications.
• Managed Service Desk personnel ensuring timely and appropriate resolutions to end-user issues and requests.
• Took ownership of local infrastructure and provided 24/7/365 support, while optimizing the monitoring, alerting and escalation of problems.

New York, NY, US

• Installed, configured, maintained, and diagnosed end-user workstations, related hardware, and software.
• Collaborated with LAN technicians/network administrators to ensure efficient operation of the company’s desktop computing environment.
• Responded to incoming calls, pages, and/or e-mails regarding desktop problems.
• Performed moves, adds, and changes (MAC) requests as they are submitted by managers.
• Assisted in preparing, maintaining, and upholding procedures for logging, reporting, and statistically monitoring desktop operations.
• Participated in hardware and software installations, upgrades, and projects as required.