Active Directory Administrator

Peraton; Northern (KY); Hybrid; USD 80.000 - 120.000; Vollzeit

Zusammenfassung

Peraton is seeking an Active Directory Administrator to design, implement, and maintain directory services and PKI across the enterprise. The role focuses on AD forest schema, domain controllers, DNS, site topology, and security hardening.

You will back up systems, troubleshoot complex issues, and document configurations while providing guidance to junior admins and ensuring production readiness.

Qualifikationen

• Experience with AD forest schema, sites, and replication.
• Proficiency in Windows Server administration and DNS.
• Experience implementing PKI and certificate services.
• Ability to perform STIG checks and patch management.
• Strong documentation and planning skills.

Aufgaben

• Administer AD and PKI infrastructure and ensure availability.
• Manage DCs, DNS, and AD Site topology.
• Implement security hardening and Group Policy configurations.
• Plan, design, and document Directory Services and PKI infrastructure.
• Provide high-level technical support and post-project assistance.

Kenntnisse

Scripting (PowerShell)

Troubleshooting

Technical support

Documentation

Security best practices

Ausbildung

Bachelor's degree

Associate's degree

Master's degree

Tools

Active Directory

DNS

PKI

Group Policy

Windows Server

STIG

Jobbeschreibung

• 2 years with BS/BA; 0 years with MS/MA; 6 years with no degree OR 4 years w/an Associates
• Active DoD Secret Clearance

Peraton is seeking an Active Directory Administrator.

This position is responsible for administering, developing, testing, implementing, and maintaining operating systems and related software, with a specialized focus on the organization's Directory Services and Public Key Infrastructure (PKI). The Systems Administrator will establish and implement standards for computer operations, ensure compatibility between hardware and software, and provide high-level technical support. The role involves managing the full lifecycle of system administration, from initial design and requirements gathering to implementation, security hardening, and post-project support.

Key Responsibilities

General System Administration:

Schedule, perform, and monitor system backups and execute data recoveries when necessary.

Troubleshoot and resolve complex software, operating system, and networking problems.

Recommend and perform hardware and software upgrades based on growth statistics and forecasts, including coordinating the transition from test to production environments.

Configure hardware such as workstations, printers, servers, and tape devices.

Schedule tasks using software support tools and scripts and provide technical support for system users.

Directory Services & Security:

Manage the Active Directory (AD) forest schema, including any extensions required for applications and third-party tools.

Establish AD Sites, Site Links, and subnet addressing; configure replication intervals and scheduling.

Build, install, configure, and maintain Domain Controllers (DCs) and Domain Name Services (DNS) within Active Directory.

Implement security hardening via vendor-specific patching, group policies, registry edits, and scripted actions.

Conduct Security Technical Implementation Guide (STIG) checks for Windows Server OS, DNS, Domain Controllers, and the AD Domain and Forest.

Delegate administrative privileges for the management of tools, applications, and other domain-level operations.

Planning, Documentation & Support:

Plan, design, develop, evaluate, test, and integrate the Directory Services infrastructure and PKI implementation.

Capture, translate, and document customer requirements to define system and product specifications.

Create and maintain comprehensive programmatic and technical documentation to ensure efficient planning and execution.

Manage and document system configurations and oversee all transitions into production.

Provide high-level technical support for lower-level administrators and perform post-project end-user support.