David Miller Email & Phone Number

Seattle, WA, US

• Proactively manage and maintain server, network, and system security settings within the Microsoft Windows platform. Design overall hierarchy of business units (via Active Directory), while streamlining the use of GPOs.
• Transitioned all domain controllers from 2008 to 2016 as well as upgraded domain functional level to 2012.
• Led end-to-end migration of remaining Exchange 2010 accounts to Office 365.
• Transformed existing public folders to shared mailboxes/calendars that provided a better solution to the business units.
• Provided full redundancy and eliminated single point of failure issues by redesigning/rebuilding the DHCP infrastructure.
• Automated the email provisioning of new user and shared calendar/mailbox accounts by executing a PowerShell script.

Seattle, WA, US

• Majorly contributed to the building/re-building of servers for OS upgrades, applications, and services. Streamlined server deployment procedures by establishing hardware/software standards. Created and maintained.
• Migrated overall email accounts from an internal Exchange 2003 environment to Office 365 (using Power-shell scripts).
• Oversaw migration of vCenter platform and ESXi hosts from 5.0 to 6.5.
• Reduced cost and improved operational efficiency by migrating servers from physical hardware to virtual servers (P2V).
• Effectively quantified the server environment by creating a server and application tracking database with a web front-end and an automated gather process.
• Ensured security for existing employee base by deactivating former employees accounts in a timely manner through a domain accounts validation process (with the external HR database). - Reclaimed 4 TB+ data by.

Courbevoie, Ile De France, FR

• Implemented a windows patching process for each state that included patching the development servers, testing those servers, patching the UAT servers which are then tested by the customer and finally patching the.
• Provided tier-III technical support for managing/upgrading MorphoTrust suite of applications (Facial recognition, Gated issuance, and Image capture) across five north-western states.
• Automated the restart process of the customer’s environments by developing scripts.

Denver, CO, US

• Built/procured servers and desktops in collaboration with vendors. Led SOX audits to ensure compliance with Sarbanes–Oxley’s requirements. Managed overall hierarchy of organization by administering Active Directory..
• Successfully led a project for the transitioning of vCenter and 43 ESX hosts from 4.0 to 4.1 and then to 5.0. - Upgraded vCenter and ESXi hosts to 5.1 by implementing a robust plan.
• Significantly reduced the cost of conducting SOX audits by reducing the time required to gather and deliver the data to the auditors from over 40 hours per quarter to just 4 hours.

• Maintained customer-facing web, SMTP, and SQL servers by delivering operations administration/engineering support.
• Supported Least Privilege Access (LPA) project by designing and implementing the core Windows infrastructure designs.
• Established a secure access to corporate resources for external vendors.

• Contributed to the removal of all remaining Microsoft Windows NT 4 systems for the organization.
• Generated migration strategies for each system by tracking down all of the appropriate contacts and information regarding all remaining NT 4 systems and applications (in collaboration with a team of engineers).

• Delivered desktop and server management support to Microsoft and external clients through implementation of the Microsoft Managed Solutions project. Maintained Active Directory in seven different domains.

• Prepared PacMed for a DITSCAP (DoD Information Technology Security Certification and Accreditation Process) audit by creating Active Directory Group Policy Objects (GPOs).

• Established and drove the IT department (in a call center environment) to support 725 employees in delivering high quality services to the company’s customers.
• Led a cross-functional team (three desktop support technicians and a telecom engineer) and devised effective plans for managing overall IT operations, including server operation, maintenance, and administration.

Washington, DC, US