Zak Mohamoud

Experience

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  Orange County Sheriff's Department

  Jan 1998 - Jan 2005

  Program System Analyst II

  Designed infrastructures, including servers, storage, workstations, middleware, non-application software, networks and physical facilities that supported the applications and business processes as required by senior managementDesigned, architecture and implemented migration from Windows NT to Active Directory 2000 consisting of 5,000 users with five AD sites, migration Exchange 5.5 to Exchange 2003 with no disruption or negative impact on users. Provided support to users including user management, application (IIS, Record Management system) and hardware and software monitoring to include servers, systems planning, backups, archive management, disaster recovery planning and implementationEvaluated software and hardware components for infrastructure using various modeling, simulating and testing techniques to validate designs and selections products while maintaining focus on design, performance, availability and scalability of infrastructureServed as Project Manager or Network Engineer dependent upon projectDeveloped Standard Operating Procedures (SOPs) and documented network configuration Streamlined and automated processes for reoccurring tasks. Tested, evaluated and consulted directly with client on development and implementation of hardware and software.Managed all aspects of responsibility and support for configuration management, change management and asset management Show less

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  US Merit System Protection Board

  Jan 2005 - May 2010

  Information Tech Specialist/IT Specialist – Senior Technical Lead

  Functioned in the capacity of Senior Engineer and maintained responsibility for all Microsoft Windows AD/DNS/DHCP, file servers, IIS servers, SharePoint, SQL, WSUS, Exchange 2003 and TCP/IP networkConfigured and manage Cisco Switches, Routers, IDS and VPN devices. Installed, Configured and manage LAN/WAN enterprise networks. Identified technology problems, determined accuracy and relevance of information and utilized best judgment to generate and evaluate alternativesWorked directly with clients and customers to include senior management, research and development and IT personnel to access technology needs, provide technical expertise and resolve IT problems, exceeding customer expectationsArchitecture, designed, tested and implemented several successful large projects: Migrating Novel NDS network into Microsoft Active directory, migration of Lotus email system into Microsoft Exchange 2003 utilizing Microsoft cluster, upgraded legacy backup system into enterprise back up system CommVault.Implemented data protection solution McAfee Endpoint through US Merit Enterprise systems, implemented Network attached storage based on IP storage and centralized all data into centralized storage for protection and data mining and surfacing report to decision makers.Maintained responsibility for network information assurance and incident response. Documented and maintained disaster recovery policy and procedures and evaluated and documented resolutions to analyze trends to reduce future risksOversight and implementation of FISMA annual security audit requirements. Show less

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  Department of Defense – Office of the Inspector General

  May 2010 - Jan 2016

  - Information Technology Specialist (IT Project Manager)

  Perform duties as technical expert and Senior Enterprise Architect advising leadership on all aspects of information technology. Design, architecture, manage and improve systems in both NIPRNET and SIPRNET networks. Active participation in meetings, conferences, technical groups and committees. Work directly with clients and customers including senior management officials and IT personnel to identify technology needs, provide technical assistance and develop solutions to resolve IT problems. Develop software applications, designs and workflow activities to oversee information systems development activities for automated systems. Design and improve infrastructure such as Visualization environment (VMware and Citrix), Active Directory, Microsoft Exchange 2003, 2010, SQL 2012 cluster, and data storage, migrated SharePoint 2007 to 2010 including design that incorporated SharePoint service redundancy. Design, architecture and implement Active Directory infrastructure to consolidate from sixty AD field sites to twelve central sites and support AD environment for nearly 1,800 users including user management, application delivery via Citrix and hardware and software monitoring to include servers, systems planning, backups, archiving management, disaster recovery planning and implementation.Manage agency’s virtual infrastructure consisting of 36 ESXi hosts across 4 HA clusters, SQL databases with Microsoft clustering technology, exchange 2010 Data Available Group (DAG), SQL Always ON technology and SharePoint 2010. Develop, update and maintain a full range of documentation; Standard Operating Procedures, Project Charter, system proposal change management, system design and other supporting and technical documentation and network discoveries. Maintain technical proficiency and awareness of industry best practice by attending relevant conference and enrolling graduate school for Enterprise architecture as well as IT Project management Show less

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  NIST

  Jan 2016 - Feb 2024

  Information Technology Specialist (Systems Analysis)
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  DoD Inspector General

  Oct 2023 - now

  Chief of Application Business Systems