Senior Windows Systems Admin – DoD Enterprise, On-Site

S2i2, Inc; New Cumberland (Cumberland County); On-site; USD 100,000 - 115,000; Full time

Benefits offered by this job

Certifications support

Accessible leadership

Team-building events

Community support (veterans)

Job summary

S2i2, Inc. is seeking a Senior Systems Administrator to lead the Defense Logistics Agency enterprise Windows environment across multiple sites.

The role emphasizes stability, security, and operational excellence, with responsibility for daily operations and automation initiatives. You will mentor system administrators, manage Active Directory, Group Policy, and patching, and drive vulnerability management across NIPR and SIPR networks, on-premises and in the cloud.

Qualifications

• Ten years of progressive IT experience in information processing and related hardware/software.
• At least four years of hands-on experience installing, configuring, maintaining, and troubleshooting software.
• Bachelor's degree in Computer Science, Information Systems, or Engineering.
• DoD 8570 IAT Level II baseline certification or IAT Level III certifications.
• One or more nationally recognized technical certifications (e.g., CISSP, CCSP, MS Azure, AWS).

Responsibilities

• Oversee the stability, security, and performance of DLA's Windows systems and network connections.
• Plan, develop, install, configure, maintain, and optimize network software and communication links.
• Organize and manage information management systems, resolve end-user software and connectivity issues, and conduct capacity and performance analysis with actionable recommendations.
• Drive team efficiency through automation, process refinement, and targeted training. Provide comprehensive support for operational systems, including maintenance, upgrades, and new installations across multiple locations.
• Mentor and lead system administrators, optimizing system resources and user support.
• Apply advanced knowledge of application networking, load balancing, and fault tolerance while spearheading vulnerability management initiatives.
• Lead daily Windows Server administration across NIPR and SIPR networks - both on-premises and on the cloud.
• Responsibilities include; patching, STIG and ACAS remediation, Active Directory and Group Policy management, performance monitoring, PowerShell automation, and vulnerability management. Supervise and mentor a team of system administrators to ensure operational excellence.

Education

Bachelor's degree in a technical discipline

DoD 8570 Baseline Certification at IAT Level II or equivalent

Nationally recognized cybersecurity Certifications

Job description

S2i2, Inc. is seeking a Senior Systems Administrator to lead the Defense Logistics Agency enterprise Windows environment across multiple sites.

The role emphasizes stability, security, and operational excellence, with responsibility for daily operations and automation initiatives. You will mentor system administrators, manage Active Directory, Group Policy, and patching, and drive vulnerability management across NIPR and SIPR networks, on-premises and in the cloud.