Clearance‐Eligible System Administrator (Windows/Linux)

DSA Inc.; Washington (District of Columbia); On-site; USD 105,000 - 115,000; Full time

Job summary

DSA Inc. seeks a System Administrator to sustain ACWS systems, operating environments, and platform services for secure mission applications.

The role requires supporting Windows, Linux, and cloud environments with emphasis on patching, monitoring, and incident response. Qualified candidates will hold a Bachelor's degree, 4+ years of related experience, a Security+ or equivalent certification, and an active Secret clearance.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Information Systems, Engineering, or related field; equivalent experience acceptable.
• 4+ years supporting Windows, Linux, application servers, enterprise platforms, and cloud-based production environments; Amazon RDS preferred
• Experience with patching, configuration management, access controls, monitoring, backups, troubleshooting, security hardening, incident response, and operational support.
• CompTIA Security+ and platform certification (e.g. Microsoft, Linux, or AWS certification)
• Active Secret clearance

Responsibilities

• Administer and sustain ACWS systems, operating environments, and platform services.
• Support patching, configuration changes, access management, monitoring, and issue resolution.
• Maintain system documentation, SOPs, operational checklists, and support records.
• Coordinate system incidents, outages, performance issues, and maintenance activities.
• Support security compliance, operational readiness, and continuity planning.

Skills

Windows

Linux

Cloud environments

Patch management

Security hardening

Incident response

Access controls

Monitoring

Education

Bachelor's degree

Job description

DSA Inc. seeks a System Administrator to sustain ACWS systems, operating environments, and platform services for secure mission applications.

The role requires supporting Windows, Linux, and cloud environments with emphasis on patching, monitoring, and incident response. Qualified candidates will hold a Bachelor's degree, 4+ years of related experience, a Security+ or equivalent certification, and an active Secret clearance.