Systems Administration - Active Directory

Peraton

$66K — $106K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5 years experience with a BS/BA; 3 years with MS/MA; or equivalent experience such as 9 years without a degree or 7 years with an Associates Degree.
  • Relevant certifications such as Cloud+, GICSP, GSEC, Security+, or SSCP.
  • Active DoD Secret Clearance required.

Responsibilities

  • Administer, test, and maintain systems with a focus on Directory Services and PKI.
  • Schedule and perform system backups and data recoveries as needed.
  • Troubleshoot complex networking, software, and operating system issues.
  • Recommend and implement hardware and software upgrades based on growth forecasts.
  • Manage and configure Active Directory and Domain Controllers, including schema extensions and replication.
  • Implement security hardening techniques via various methods including group policies and vendor patching.
  • Plan, document, and integrate Directory Services infrastructure and PKI implementation.

Benefits

  • Comprehensive technical training and development opportunities.
  • Supportive work environment that encourages growth.
  • Possibility for transition into roles with expanded responsibilities.
  • Direct involvement in system design and implementation projects.
Full Job Description
Responsibilities

Peraton is seeking a Systems Administrator for Directory Services

 

Job Summary

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.

 

 

 

 

 

Qualifications
  • 5 years with BS/BA; 3 years with MS/MA; 0 years with PhD; 9 years w/o BS/BA; 7 years w/Associates Degree OR Cloud+ OR GICSP OR GSEC OR Security+ OR SSCP
  • Active DoD Secret Clearance

 

Target Salary Range$66,000 - $106,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

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