This job is no longer available
This job expired on 19/07/2026. It no longer accepts applications.
System Administrator
Harmonia Holdings Group, LLC · Washington
Job description
About the role
Revolutional is seeking a full‑time System Administrator to support mission‑critical IT infrastructure for federal agencies. The role involves installing, configuring, maintaining, and securing computer systems while providing end‑user technical support.
Key responsibilities
- Install, configure, and maintain operating systems, applications, and software patches.
- Monitor system performance, troubleshoot issues, and ensure optimal operation.
- Implement security measures, conduct audits, and apply patches to protect against cyber threats.
- Provide help‑desk support, including hardware/software troubleshooting and user account management.
- Deploy backup and disaster‑recovery solutions, testing them regularly for reliability.
- Maintain accurate documentation of configurations, procedures, and generate performance and security reports.
- Identify and implement automation tools or scripts to streamline repetitive tasks.
- Collaborate with other IT teams and communicate with stakeholders to align on goals.
Required profile
- Active Top Secret clearance with eligibility for SCI access.
- Bachelor’s degree in Information Technology, Computer Science, or related field preferred.
- At least 5 years of experience in IT support or system administration.
- Security+ certification.
- Willingness to work either 1st shift (6 am‑2 pm ET) or 2nd shift (2 pm‑10 pm ET).
Required skills
- Windows operating systems.
- Linux operating systems.
- Virtualization technologies.
- Backup and disaster‑recovery procedures.
- Automation scripting.
- Security+ knowledge.
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Harmonia Holdings Group, LLC
Washington