IT Specialist Active Directory (AD) Server Engineer GS12

Position Summary

This position is in the U.S. Department of Transportation (DOT), Office of the Secretary (OST), Office of the Chief Information Officer (OCIO), Infrastructure and Operations (I&O). The Infrastructure and Operations (I&O) office integrates innovative IT services into comprehensive solutions to enable secure effective business operations for DOT and provide direct services to DOT customers. The office is responsible for the IT strategic planning; business and mission services, Computer Services, IT Security, Program, Project and Configuration Management, Business Process Re-engineering; Service Desk and Network infrastructure services, Network Engineering, incorporating new and maintaining existing information technology capabilities for the COE.

Essential Functions

This position supports the mission of the DOT Server Engineering Team:

• Performs server administration (operating & maintaining), provides support, implementation, and design services for Microsoft Active Directory and Windows-based systems across the enterprise, including directory and identity management solutions.
• The AD Engineer will create and maintain system documentation for domain technologies, including installation, configuration, and appropriate troubleshooting steps.
• Server Administration Responsible for server operating systems (Microsoft Windows & Linux,), systems management software, file servers, server services (e.g., Microsoft Distributed File System (DFS)), multifactor authentication systems (Personal Identity Verification (PIV) card, tokens, etc.), certificate services, and domain services (e.g., Active Directory, DNS, DHCP, PKI, etc.), MS365 integrated application services and system security services.
• Ensures the proper creation of user accounts and maintains configuration management control records and access of data storage, space allocation, and device usage for authorized users of DoT information systems.
• Administers systems in accordance with Dept. of Transportation guidance and policies. Work involves a complex information technology (IT) network environment involving Active Directory, and Active Directory Federated Services (ADFS), single sign-on (SSO) authentication measures, Internet, as well as wireless data, voice, and video networks in support of DOT operations.
• Systems Integration - Serves as a subject-matter authority in the operations and configuration of operating systems (e.g., Microsoft Windows & Linux), IT products, and their effect or utility in the wider network, Storage Area Network (SANs), backups, restoral, virtual servers, as well as other designated systems on the network.
• Implements new software solutions as required by the DOT. The core infrastructure technology duties include enterprise Microsoft Active Directory and Windows file services architecture creation and management, global system security and policy configuration.
• Information Security - Works closely with assigned cyber security (CS) personnel to ensure timely implementation of all approved security updates/patches. May serve as a Contracting Officer Representative (COR) as needed on various projects
• Administers the implementation and maintenance of information assurance policies, procedures, and tools to ensure the integrity and confidentiality of DoT systems, networks and data.

Preferred Experience

• Mid-level knowledge of Active Directory (AD) both in Azure and on premise, Active Directory Federation Services (ADFS), Certificate Authorities (CA), general certificate technologies and capabilities, Public Key Infrastructure (PKI) architecture, multifactor authentication (MFA) enforcement through smart card logon (i.e. Personal identification Verification (PIV) card).
• Mid-level knowledge of Command Prompt (CMD) Shell, PowerShell, Red Hat Enterprise Linux 7/8/9, Microsoft Server platforms, ESXi/VSphere, and Hyper-V.
• Senior knowledge of server hardware, operating system software, web server software, database management software, and their interactions in an Enterprise environment to develop solutions to problems in existing application systems; and to determine the source of system failures to produce optimal computing environment.
• Knowledge of cloud systems, platforms, and software and their application towards solving specific, highly technical IT requirements and solutions.
• Education: B.S. in Information Technology, or equivalent senior years of IT Operations experience
• Preferred Trainings/Certifications: ITIL Training
• Microsoft Certified: Identity and Access Administrator Associate
• Microsoft Certified: Azure Security Engineer Associate

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