External Job Posting Title Senior Systems Administration Support (Windows OS) / Active Secret

Peraton; Wiesbaden; Vor Ort; EUR 95.440 - 152.534; Vollzeit

Zusammenfassung

A national security company in Wiesbaden is seeking a Senior Systems Administration Support to manage Windows Server environments and maintain security compliance. The candidate should have significant experience with Windows Server, Active Directory, and virtualization technologies. A Bachelor’s degree or equivalent experience is required along with an active Secret security clearance. The role offers a competitive salary and engaging opportunities in a mission-oriented environment.

Qualifikationen

• 8 years of relevant experience, or equivalent experience in lieu of degree.
• U.S. citizenship and Secret security clearance required.
• Advanced PowerShell and Microsoft Server OS experience preferred.

Aufgaben

• Administer Windows Server infrastructure across multiple enclaves.
• Manage Active Directory and Group Policy infrastructure.
• Implement IAVA patch compliance and STIG remediation.

Kenntnisse

Windows Server administration

Active Directory management

Hyper-V virtualization

PowerShell scripting

Microsoft SQL Server administration

Ausbildung

Bachelor’s degree in a STEM field or Business Administration

Associate’s degree + 10 years specialized experience

Tools

Microsoft Endpoint Configuration Manager (MECM)

System Center Operations Manager (SCOM)

Jobbeschreibung

Responsibilities

Peraton is seeking an experienced Senior Systems Administration Support (Windows OS) with the Regional Cyber Center-Europe program.

Location: On-site, Wiesbaden, Germany

• Administer and maintain Windows Server infrastructure across multiple RCC-E enclaves (NIPR/SIPR), including server builds, role configuration, performance tuning, and lifecycle management in accordance with Army IT standards
• Manage Active Directory and Group Policy infrastructure, including domain controller administration, GPO design and enforcement, OU structure management, and integration with enterprise identity and access management systems
• Administer Microsoft Endpoint Configuration Manager (MECM) for software deployment, OS imaging, patch management, and hardware/software inventory across the enterprise Windows environment
• Implement and track IAVA patch compliance and STIG remediation across all managed Windows systems, coordinating with the ISSM/ISSO to maintain ATO status and support continuous monitoring requirements
• Manage Hyper-V virtualization infrastructure including VM provisioning, live migration, failover clustering, and capacity planning to support enterprise application hosting and disaster recovery objectives
• Develop and maintain RMF documentation and system security artifacts, including SSPs, hardware/software baselines, and POA&Ms, ensuring all Windows systems maintain current authorization status#RCC-E

Qualifications

Required:

• Bachelor’s degree in a STEM field or Business Administration and 8 years of relevant experience; Associate’s degree + 10 years specialized experience; OR 12 years of relevant, specialized experience in lieu of the bachelors degree.
• Must meet TESA Qualification.
• DoD 8140 - IT (System Administrator) - Advanced• Certifications — must hold one active certification (one of the following):• Microsoft 365 Certified: Administrator Expert; OR• Microsoft 365 Certified: Security Operations Analyst Associate; OR• Azure Solutions Architect Expert; OR• Microsoft Certified: Windows Server Hybrid Administrator
• Minimum of 4 years of Microsoft Server OS experience
• Minimum of 2 years of experience with Microsoft Server products (MSSQL, Hyper-V, Live Communications)
• Minimum of 2 years with U.S. military C2 or commercial LAN/WAN systems
• U.S. citizenship required
• Active Secret security clearance

Preferred:

• Advanced PowerShell scripting skills for automation of administrative tasks, compliance reporting, and system health monitoring
• Experience with Microsoft Endpoint Configuration Manager (MECM) OSD task sequences, software packaging, and compliance baselines
• Proficiency with System Center Operations Manager (SCOM) for enterprise monitoring, alerting, and performance dashboards
• Experience with Azure Active Directory (Azure AD), ADFS, and hybrid identity management in DoD cloud environments
• Knowledge of PKI administration, certificate lifecycle management, and DoD CAC/PIV integration
• Experience with Microsoft SQL Server administration including database maintenance, backup/restore, and performance tuning
• Familiarity with DISA STIG Viewer, SCAP Compliance Checker (SCC), and automated remediation workflows
• Experience with Windows Server fail-overclustering, DFS replication, and enterprise storage integration

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.