Ryan D. Email & Phone Number

Sacramento, California, Us

Walnut Creek, Ca, Us

San Francisco, Ca, Us

Developed Active Directory zero trust architecture, leveraging in part the ESAE reference architecture, for merger end state environment of 250,000 users spanning 21 states and 700 care centers throughout the US.Developed strategy and architecture for extending zero trust identity models into Microsoft AzureDeveloped architecture for privileged access management in complex network scenarios using BeyondTrust and CyberArk with maturity path to zero standing privilege. Developed architecture and strategy for Single Sign On / MFA landscape, leveraging ADFS, Okta, and Duo with a maturity and consolidation path to take advantage of economies of scale and decrease operational costs. Defined identity and authentication standards for principal of least privilege delegation models within identity and authentication systems.Developed virtual directory architecture using RadiantLogic to accommodate legacy application rationalization while providing maximum flexibility to the business during merger activities.Represented technical and business requirements for Cybersecurity in mixed architectural audiences to drive joint team initiatives and projects.Represented architectures and strategies to leadership audiences, translating technical directions to business requirements as well as short- and long-term business value. Provided budgetary project estimates to leadership, working with vendors and other teams to appropriately approximate necessary costs for important security initiatives.Performed technical assessment of various products and tools to evaluate how they may fit into overall strategy of the business as well as defining potential fit into current and future use cases.Provided mentoring and training to operational teams in order to support architectural visions.

San Francisco, Ca, Us

Subject Matter Expert for Active Directory, Privileged Access Management, Multi-Factor Authentication, ADFS, DNS, PowerShell, Group Policy, and Microsoft Certificate Services on projects driving company initiatives.Subject Matter Expert for Active Directory, DNS, PowerShell, Group Policy, and Microsoft Certificate Services on projects driving company initiatives.Lead projects to remediate attack vectors within identity infrastructure, Administrative over-privilege, unconstrained delegation, stale accounts, etc.Drove initiative to implement Enhanced Security Administrative Environment, e.g Red Forest Active Directory architecture, including engagement with leadership, to create a unified vision of future identity state.Technical Lead for PAM solution deployment using BeyondTrusts’ Password Safe / Power Broker products.Designed and implemented solutions to remediate security vulnerabilities based on internal and external audit findings.Mentored operations staff on Active Directory, Group Policy, and PowerShell.Automated administrative tasks using PowerShell to allow operations teams to perform day-to-day maintenance of systems.Technical lead for a project to more effectively manage and monitor unstructured data within the enterprise using Varonis DatAdvantage. Responsible for identifying, documenting, and remediating process and technical vulnerabilities within identity and access management infrastructure, as well as delegating processes where appropriate.

Phoenix, Az, Us

Designed, developed, and implemented solutions to meet requirements of business projects.Subject matter expert for Active Directory, providing strategic planning and expertise.Developed custom PowerShell scripts to improve and more gracefully handle data transfers of critical and sensitive data.Mentored administrators within the systems team and acted as team-lead for various projects.Developed and lead implementation of new Active Directory design to better meet the identity needs of the business, including migration planning and troubleshooting.Developed security baselines to be implemented through the environment to ensure compliance with company policy as well as PCI-DSS standards.Provided escalated support for production Windows applications/servers, including troubleshooting and root cause analysis for problem management.

North Bethesda, Maryland, Us

Engineered and deployed System Center Operations Manager 2012 R2, Orchestrator 2012 R2, and Service Manager 2012 R2 to improve system monitoring and automation of management and maintenance tasks.Subject matter expert for Active Directory, Exchange, and Lync infrastructure providing strategic planning and expertise for projects spanning several business units, as well as for infrastructure maintenance and improvement.Manage international server infrastructure of Microsoft technologies including, Remote Desktop Services, Certificate Services, Windows Server Update Services, Failover Clustering, File Services, and Distributed File System.Mentored Tier 1, 2, and 3 Service Desk staff. Provided documentation to provide quick problem resolution and delegation of more complex management and troubleshooting tasks.Developed security baselines to be implemented through the environment to ensure compliance with company policy as well as PCI-DSS standards.Provided support for production Windows applications/servers, including troubleshooting and root cause analysis for problem management.Performed semi-annual health and risk assessments on Microsoft infrastructure to proactively identify and remediate security, stability, and availability issues.Engineered high availability of critical services, as well as developed, documented, and testing disaster recovery plans.Designed and implemented proof of concept deployments for Office 365 including user selection, DirSync (Azure AD Connect), and documentation.Created and presented proposal, architecture, and deployment documentation for Office 365 vs. On-premise Exchange and Lync deployments

Glendale, Ca, Us

Mentored Level 1 and 2 technical representatives on networking concepts, in addition to acting as an escalation resource for networking issues with customers.Worked with technical and non-technical users to assist in troubleshooting network communication of proprietary equipment using packet-level captures.Identified and escalated network-related hardware / software bugs to developers and hardware engineers.

Us

Engineered and implemented changes to network infrastructure and maintained networking Cisco Catalyst series switches and routers in on-premises datacenter as well as across four physical sites.Deployed highly available Hyper-V server clusters and handled migration of virtual machines off of VMWare ESX envrionment.Maintained Active Directory servers, sites, and trusts in a multiple forest, multiple location deployment. Maintained Windows Server 2000, 2003, and 2008 R2 server infrastructure, handled lifecycle changes, troubleshooting, incident response and root cause analysis.Managed Microsoft services including DNS, DHCP, Hyper-V, File Servers, SAN attached clusters, System Center Virtual Machine Manger 2007, Exchange 2007 / 2010 / 2013, Active Directory 2003 / 2008 R2, and WSUS.Managed VoIP infrastructure using Cisco Unified Communications Manager.

Designed, implemented, and managed MySQL databases schema for the large social infrastructure.Created site from the ground up including desgin, navigation, SEO, HTML/XHTML compliance, and infrastructure for dynamic user content.Built custom Content Management System to securely allow non-technical staff to manage site content using PHP, XHTML, and Javascript.Led team of two web programmers and one graphics designer to effectively manage projects to meet deadlines.