Windows Systems Administrator

Responsibilities

Peraton is currently seeking to hire an experienced Windows Systems Administrator for its Federal Strategic Cyber group.

Location: On-site role in Beltsville, MD.

As the Windows Systems Administrator, you will:

• Serve as a senior technical contributor responsible for the stability, security, and lifecycle management of enterprise Windows-based infrastructure.
• Provide deep technical expertise in the design, configuration, and administration of Windows systems while supporting enterprise initiatives that ensure resilient, secure, and scalable environments.
• Demonstrate strong technical proficiency, sound operational judgment, and the ability to independently troubleshoot complex infrastructure issues.
• You will collaborate closely with cybersecurity, networking, infrastructure, and application teams to maintain reliable system operations aligned with organizational objectives.

Key Responsibilities:

Windows Server Administration

• Administer, configure, and maintain enterprise Windows Server environments to ensure high availability, reliability, and performance.
• Perform system health monitoring and proactively address issues that could impact operational stability.
• Conduct performance assessments and capacity planning to support long-term infrastructure scalability.

Active Directory & Identity Services

• Manage and maintain Active Directory services including domain services, Group Policy administration, and access controls.
• Implement identity and access management best practices in coordination with enterprise security policies.
• Troubleshoot authentication, directory, and identity-related issues across supported environments.

Patch & Vulnerability Management

• Execute Windows patch management activities including scheduling, testing, deployment, and compliance verification.
• Support vulnerability remediation efforts in coordination with cybersecurity teams.
• Ensure systems remain compliant with enterprise patching and security standards.

Security & Compliance

• Implement security configurations and hardening practices in accordance with established organizational policies.
• Support vulnerability assessments and remediation activities impacting Windows infrastructure.
• Assist with security investigations and provide system-level expertise during incident response activities.

Automation & Operational Efficiency

• Develop and maintain automation scripts using PowerShell and related tools to streamline administrative tasks.
• Improve operational efficiency by reducing manual processes and standardizing repeatable system administration activities.
• Support infrastructure optimization initiatives through scripting and automation.

Backup, Recovery & Continuity

• Support enterprise backup and recovery solutions to ensure data integrity and system availability.
• Assist with disaster recovery planning and periodic recovery testing.
• Help validate recovery procedures to ensure recovery objectives are achievable.

Virtualization & Systems Integration

• Administer virtualization platforms supporting Windows workloads.
• Support integration of Windows systems with storage, networking, and enterprise infrastructure services.
• Collaborate with infrastructure teams to troubleshoot system dependencies and connectivity issues.

Monitoring & Performance Management

• Utilize enterprise monitoring tools to track system health and performance metrics.
• Analyze monitoring data to identify trends and address potential service degradation.
• Support reporting and visibility into infrastructure health and operational status.

Cross-Team Collaboration

• Work closely with cybersecurity, networking, and application teams to support enterprise infrastructure operations.
• Contribute technical expertise to system deployments, upgrades, and integration activities.
• Participate in troubleshooting and resolution of complex operational incidents.

Documentation & Operational Knowledge

• Maintain accurate documentation for system configurations, procedures, and operational processes
• Contribute to the development and refinement of Standard Operating Procedures (SOPs).
• Ensure documentation supports operational continuity and knowledge transfer.

Professional Development

• Stay current with evolving Windows technologies, security practices, and enterprise infrastructure trends.
• Maintain relevant technical certifications and pursue ongoing professional development aligned with enterprise needs.

Qualifications

Minimum requirements:

• Bachelor's degree and minimum of 5 years' of relevant experience. An additional 4 years of experience may be substituted in lieu of degree requirement.
• Demonstrated experience and expertise in Windows Server architecture, engineering standards, and operational procedures.
• Possess ONE of the listed certifications below:
  • CAP, CASP+ CE, CCISO, CCNA-Security, CISM, CISSP (or Associate), CISSP (or Associate), CND, CSSLP, CySA+, GICSP, GSEC, GSLC, Security+ CE, SSCP, PPDA, Agile IC, or SNOW App Dev
• U.S. citizenship required.
• An active Secret security clearance is required.
  • The ability to obtain a final Top Secret security clearance.

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 to learn how we're keeping people around the world safe and secure.

Target Salary Range$86,000 - $138,000. 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.
EEOEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.