Senior Windows Systems Administrator

United StatesFull-time$112k–$179kPosted Jul 30, 2026

Responsibilities

Peraton is seeking a Senior Windows Systems Administrator (“Sys Admin”) to join our team of qualified and diverse individuals on our Department of State (DOS) Bureau of Diplomatic Technology (DT) Consular Affairs Enterprise Infrastructure Operations (CAEIO) program. CAEIO provides IT Operations and Maintenance to modernize the legacy networks, applications, and databases supporting consular applications and services globally.

 

Core Work Schedule: Monday - Friday, approximately 8:00 AM ET - 4:00 PM ET (flexible)

 

Location: This position is fully remote; however, candidates must reside in the Washington, DC, Metropolitan Area (DMV) to accommodate occasional onsite meetings, training, or customer support activities at the Washington, DC, customer location or the Peraton office in Sterling, VA. The number of days the team member works on-site in Washington, DC, or Sterling, VA, is subject to change based on government/program requirements (for example, surge support might require the individual to be in the office five days per week). 

 

Day to Day Roles and Responsibilities

  • Receive guidance from the Windows Support Team lead and Program Management to support the client’s Microsoft environments.
  • Track significant problems, monitor performance, and perform upgrades to systems as required with the proper change control approvals.
  • Participate in long-and short-range technology planning and, additionally, will participate in new technologies initiatives and engineering to advance and optimize the client network.
  • Work in a collaborative multi team trouble shooting environment for critical incidents.
  • Maintain documentation regarding system configurations, procedures, and service records related to system changes.

Characteristics of team members who thrive on the CAEIO program include:

  • Demonstrate flexibility by managing multiple tasks and re-prioritizing tasks – often to meet tight and periodically changing deadlines.
  • Drive projects to completion in a fast-paced environment.
  • Leverage strong written and verbal communications skills to prepare and present technical documentation to audiences with different levels of technical knowledge.
  • Transition seamlessly between being self-directed with limited supervision to being a team player who takes direction from others.
  • Collaborate effectively with government customers and cross-functional contract teams.

Qualifications

Basic Qualifications

  • Bachelors degree and 12 years of experience or a Masters degree and 10 years of experience or an Associates degree and 14 years of experience or a High School diploma/equivalent and 16 years of experience. 

  • U.S. citizenship and an active SECRET Government Security Clearance.
  • 10 years of experience administering, configuring, troubleshooting Windows Server class systems to include Server versions 2016-2025.
  • 7 years of experience administering, configuring, troubleshooting Microsoft Active Directory, to include group policies, DNS, and domain controller management.
  • 3 years of experience utilizing scripting languages (PowerShell/VB) to automate system administration tasks.
  • Certification in Microsoft Windows technologies or any equivalent combination of training, certification, and/or experience which provides the required knowledge, skills, and abilities.
  • Knowledge of configuration management and deployment processes.
  • Working knowledge of government IT security and best practices.

Preferred Qualifications

  • Experience administering and supporting Microsoft Windows Server environments, including Windows Server 2016, 2019, 2022, and 2025.
  • Experience supporting and troubleshooting Microsoft Windows 11 workstations in an enterprise environment.
  • Working knowledge of Microsoft Active Directory, Group Policy, DNS, and DHCP administration.
  • Experience developing and maintaining automation scripts using Windows PowerShell and/or VBScript.
  • Experience using Microsoft Project to support project planning, scheduling, and resource management.
  • Experience creating technical documentation, process flows, and infrastructure diagrams using Microsoft Visio.
  • Experience supporting enterprise Microsoft infrastructure in a federal government or large enterprise environment is preferred.

Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.

Target Salary Range

$112,000 - $179,000. 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.

EEO

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

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