System Administrator - ACWS

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

Job summary

DSA Inc. is seeking a System Administrator to maintain servers, operating systems, access controls, and monitoring for secure mission environments in the Washington, DC area.

Ideal candidates have 5+ years of experience across Windows, Linux, and cloud production environments, with patching, incident response, and security-hardening expertise, plus an active Secret clearance and relevant certifications.

Qualifications

• Bachelor's degree or equivalent experience in IT/CS/related field.
• 5+ years supporting Windows, Linux, and cloud production environments.
• Experience with patching, configuration, access controls, monitoring, and incident response.
• Active Security clearance (SECRET level or higher).
• Certifications like CompTIA Security+ or platform certs.

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 Server

Linux

Security best practices

Incident response

Access controls

Active Secret clearance

Education

Bachelor's degree in IT/CS/related field

Equivalent experience

Tools

DoD RMF/ATO

Appian

Java middleware

Databases

Job description

All hired employees are expected to have experience with Microsoft Copilot and / or an approved equivalent AI solution.

System Administrator Summary: Supports system administration by maintaining servers, operating systems, access controls, monitoring, patching, configuration, and operational readiness for secure mission application environments.

Required Skills:

• Bachelor's degree in Information Technology, Computer Science, Information Systems, Engineering, or related field; equivalent experience acceptable.
• 5+ years supporting Windows, Linux, application servers, enterprise platforms, and cloud-based production environments.
• 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

Desired Qualifications:

• Experience supporting Army, DoD, acquisition, contracting, financial, or mission enterprise systems.
• Experience with DoD, Army, IL5/IL6, RMF/ATO, cArmy, or federal enterprise environments.
• Experience supporting Appian, Java middleware, databases, monitoring tools, or cloud-hosted applications.

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.

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The posted salary range is a good-faith estimate. Actual compensation will be based on the selected candidate's qualifications, experience, skills, and other job-related factors.

DSA - Salary Pay Range

$105,000 - $115,000 USD

Many of DSA's positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. DSA is proud to be an Equal Opportunity Employer. DSA is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status. DSA requires background checks , where permitted , by law. DSA is an E-Verify Employer.