Senior DoD Cybersecurity Systems Administrator

PeopleTec; Colorado Springs (CO); On-site; USD 110,000 - 130,000; Full time

Job summary

PeopleTec seeks a Cybersecurity Systems Administrator II for an on-site program at Peterson AFB. You will administer and secure enterprise systems, combining sysadmin and cybersecurity duties to ensure secure, available DoD environments.

Role involves Windows Server, Active Directory, STIG compliance, patching, vulnerability remediation, and incident response support, with collaboration across cybersecurity, network, and government teams.

Qualifications

• 8-12+ years of relevant experience in systems administration, cybersecurity, or related fields.
• Hands-on experience administering enterprise information systems.
• Experience securing Windows Server and Windows environments.
• Experience with Active Directory, Group Policy, and access-control technologies.
• Experience implementing hardening, patching, and vulnerability management.
• Knowledge of DISA STIGs and RMF security controls.

Responsibilities

• Administer, configure, maintain, and secure enterprise information systems across DoD environments.
• Perform day-to-day system administration of Windows and other enterprise operating systems.
• Install, configure, update, and maintain enterprise apps, servers, endpoints, and infrastructure.
• Implement system hardening and maintain DISA STIG/compliance.
• Patching and vulnerability remediation per cybersecurity processes.
• Support RMF authorization, risk management, and system documentation.
• Monitor system health, logs, performance, and security status.
• Investigate and resolve system and cybersecurity issues.
• Coordinate with engineers, network and security personnel and government customers.

Skills

Windows Server

Active Directory

Group Policy

Vulnerability management

RMF/DoD compliance

System troubleshooting

Education

Bachelor's degree in Cybersecurity/IT/CS

DoD 8140/8570 certs

TS/SCI clearance eligibility

Tools

DISA STIGs

Configuration management

Change control processes

Job description

PeopleTec seeks a Cybersecurity Systems Administrator II for an on-site program at Peterson AFB. You will administer and secure enterprise systems, combining sysadmin and cybersecurity duties to ensure secure, available DoD environments.

Role involves Windows Server, Active Directory, STIG compliance, patching, vulnerability remediation, and incident response support, with collaboration across cybersecurity, network, and government teams.