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• Automated bare metal provisioning, capable of deploying hundreds of servers simultaneously• DCIM and system inventory services• Artifact and code management systems• Integration with several other platform components that make up the Hulu tech stack• Self-service tooling for all the above

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.• Performed P2Vs of several legacy multi-TB Microsoft SQL Servers.• Managed the installation of 80Kva UPS in Santa Monica HQ, to support expanded IT Infrastructure and Storage.• Contributed to the build-out of larger remote offices requiring expanded infrastructure.• Coordinated the physical move of ~1PB HDS HNAS array.• Worked with vendors/support to correct issues with Netapp 3250 (7-mode). • Implemented multiple Pure Storage M20 and M70 arrays with Brocade 6510 fabric.• Worked closely with Information Security team on company-wide initiatives, providing input on technology solutions and policy.• Used Group Policy to implement CIS-compliant hardening for Windows servers.• Took ownership of Solarwinds infrastructure and upgraded/scaled it out as needed to support monitoring and alerting of multiple environments. Created custom APMs and integrated alerts with hipchat, pagerduty, alerta, and slack.• Scaled out Active Directory to new data center, designing site replication topology and guiding Junior team members through the implementation.• Worked with Manufacturers and VARs to evaluate products/technologies, setting expectations on requirements, features, and performance.

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.• Remotely configured and deployed vSphere 5.5 two node HA cluster, with SAS direct attached shared storage.• Designed and deployed SQL Server 2008 R2 failover cluster on Windows Server 2012.• Deployed LANDesk Management Suite for client/server management.• Deployed Dell Change Auditor to track AD and file server changes, including SMB shares on EMC Isilon arrays.• Managed ADFS 3.0 environment, in a highly secure network configuration with non-domain joined web application proxies.• Managed/deployed SHA256 Microsoft PKI with offline root, redundant subordinate CA’s, and separate web enrollment servers with OCSP.• Standardized Dell idrac configuration across all compatible servers to support AD authentication.

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.• Implemented OSX image deployment technology (Deploy Studio) with NetBoot functionality.• Implemented mailbox quotas, handling the planning, communication and execution for all users.• Migrated 7TB file server to MS DFS namespace, adding site resiliency and additional storage space.• Implemented EMC PowerPath for Exchange 2010 DAG and SQL Server 2008 R2 cluster.• Deployed System Center DPM 2012 to meet business RPO/RTO of Exchange, SQL, and File Services.• Implemented Dell Kace K1000 and K2000 for client management and imaging.• Migrated Exchange 2010 DAG from EMC AX4-5 to Dell MD3600f with zero downtime.

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.• Configured and supported Server 2008 R2 cluster (MSCS) for email archiving solution.• Accountable to manage the IT Service Delivery department in accordance with organizational policies, procedures, and goals, managing the technical staff to ensure that business needs and expectations are met.• Accountable to support critical business strategies by managing the development, installation, vendor selection, maintenance and repair of all desktop/laptop and server equipment.• Define, communicate & implement the standards to be used by Enterprise Nuveen Service Support Centers with respect to technologies and tools to service our customers.• Accountable for change management for the Los Angeles office, participating on Enterprise Change Control Board.• Managed/maintained systems and applications in off-site data center.• Accountable for providing Sarbanes Oxley documentation and performing scheduled SOX tasks.• Provide second and third level support for all software and infrastructure incidents.• Provide 24/7 after hours support to resolve infrastructure and user incidents and escalate as necessary to other support teams and vendors.

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.• Provided orientation and guidance on desktop systems as necessary for end users.• Managed and documented incidents in Remedy and Numara ticketing systems.