System Administrator, Journeyman

Peraton•Herndon, VA

81d•$66,000 - $106,000•Onsite

About The Position

We are seeking a highly skilled and innovative System Administrator Journeyman to join our team in the greater DMV area, supporting the Army National Guard. This role involves administering and maintaining server systems to ensure reliable, secure, and performant operations across assigned environments. The position requires performing routine system maintenance, configuration, patching, and troubleshooting per approved standards and operating procedures. A key responsibility is applying DISA STIGs and system hardening controls to maintain cybersecurity compliance and support accreditation requirements. The administrator will monitor system performance, availability, and capacity using enterprise monitoring tools, proactively identifying and remediating issues. Incident investigation and remediation are crucial, with escalation of complex problems to engineering or vendor support as required. The role also includes documenting system configurations, changes, maintenance activities, and evidence to support audits and continuity of operations. Support for application deployments, backups/restores, and recovery procedures is necessary to sustain operational readiness. Maintaining runbooks, SOPs, and configuration baselines is essential for consistent administration and change control.

Requirements

2 years with BS/BA; 0 years with MS/MA; 6 years with no degree
Active TS/SCI clearance.
Bachelor’s degree in Computer Science, Cybersecurity, Data Science, Information Systems, Information Technology, Software Engineering, or a related field; OR Relevant DoD/military training (examples: F07DZZ1; M03385G; M10395B; M223854; A‑531‑0021; DISA (451) Training (Linux/Windows); System Administrator (Intermediate) Playlist); OR Relevant professional certification or equivalent experience (examples: CompTIA Cloud+; GICSP; GSEC; Security+; SSCP).
Systems administration or server engineering experience supporting enterprise environments.
Hands‑on experience with Windows and/or Linux server administration, patch management, configuration management, and backup/recovery processes.
Practical application of STIG hardening, vulnerability remediation workflows, and RMF/ATO evidence practices.
Proficiency with monitoring/observability tools, ticketing systems, and basic automation/scripting (PowerShell, Bash, Python).
Strong documentation skills and ability to follow change control and configuration management processes.

Nice To Haves

Prior DoD/ARNG system administration or classified environment experience.
Experience with virtualization, cloud-hosted server management, orchestration, and automated configuration tools (Ansible, Puppet, etc.).

Responsibilities

Administer and maintain server systems to ensure reliable, secure, and performant operations across assigned environments.
Perform routine system maintenance, configuration, patching, and troubleshooting per approved standards and operating procedures.
Apply DISA STIGs and system hardening controls to maintain cybersecurity compliance and support accreditation requirements.
Monitor system performance, availability, and capacity using enterprise monitoring tools; identify and remediate issues proactively.
Investigate and remediate incidents; escalate complex problems to engineering or vendor support as required.
Document system configurations, changes, maintenance activities, and evidence to support audits and continuity of operations.
Support application deployments, backups/restores, and recovery procedures to sustain operational readiness.
Maintain runbooks, SOPs, and configuration baselines to support consistent administration and change control.