Top Secret System Administrator | Cloud & Security Ops

The Squires Group

Washington (District of Columbia)

On-site

USD 100,000 - 140,000

Full time

14 days+

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Job summary

The Squires Group, Washington, DC, seeks a System Administrator to maintain enterprise apps in a secure cloud, monitor health, and manage access. Must have active TS clearance and US citizenship; CompTIA Security+ required.

Responsibilities include patching, deployments, backups, and incident resolution across Linux/Windows environments. Candidates will support DoD/federal programs, utilize AWS and containerized tech (Kubernetes/OpenShift/Docker), and follow SOPs/runbooks while ensuring security

Qualifications

Active Top Secret (TS) clearance required on Day 1.
U.S. Citizenship required.
CompTIA Security+ Certification Required. No flex, candidates without the certification will not be considered.
2+ years of experience in systems administration, application administration, or application support.
3+ years of experience supporting containerized and/or orchestrated environments such as Kubernetes, OpenShift, Docker, or similar technologies.
Experience administering enterprise applications in Linux and/or Windows environments.
Experience with AWS cloud services, monitoring tools, dashboards, and alerting.
Experience monitoring application health, reviewing logs, troubleshooting technical issues, and supporting incident resolution.
Experience administering user accounts, access provisioning, permissions, and security roles.
Knowledge of security-focused administration practices, including least-privilege access management.
Experience supporting system maintenance, patching, and backup verification.
Experience following runbooks, SOPs, and established escalation procedures.
Strong written and verbal communication skills.
Proficiency with Microsoft Word and Excel.

Responsibilities

Monitor application health, system performance, alerts, and logs to ensure operational availability and stability.
Administer user accounts, permissions, security roles, and access requests in accordance with security and least-privilege practices.
Troubleshoot application and infrastructure issues and coordinate resolutions with development, engineering, and other technical teams.
Support software deployments, patching, maintenance activities, and system upgrades.
Maintain and follow operational documentation, runbooks, SOPs, and escalation processes.
Perform application and system maintenance, including access provisioning, account administration, and backup verification.
Review logs and monitoring data to identify potential issues and support incident resolution.
Maintain accurate audit and compliance documentation.
Support applications operating in Linux and/or Windows environments.
Contribute to the ongoing modernization and migration of enterprise applications to secure cloud environments.
Participate in incident and change management activities in accordance with established processes.