Cyber Systems Administrator: Splunk, Privileged Access & Audits

Peraton; United States; On-site; USD 112,000 - 179,000; Full time

Benefits offered by this job

Generous PTO (25 days/year)

Subsidized employee benefits

Job summary

Peraton seeks a Cyber Systems Administrator to support an Intel Community customer in Herndon, Virginia. The role focuses on privileged system administration, security tooling, log analysis, and audit evidence production in classified environments.

Responsibilities include administering Windows/Linux environments, developing SPL queries, and automating evidence generation for recurring audits, under ISSO and audit SME guidance.

Qualifications

• Bachelor's degree in a relevant field and 8+ years of experience (or 6+ with Master's).
• Active TS/SCI with polygraph or ability to obtain SCI and poly.
• Security certifications (Security+, CISSP, CISA or equivalent).
• Experience with IC Community and enterprise systems in classified environments.
• Hands-on Splunk experience and scripting in PowerShell/Bash/Python/SQL.
• Familiarity with RMF, ATO processes, and federal audit support.
• Experience with Windows Server and Linux systems, and virtualized/cloud platforms.
• Experience with STIG/SCAP tools and NIST 800-53 guidance.

Responsibilities

• Perform system administration for Windows and Linux, including configuration, patching, and sustainment.
• Maintain privileged access with least privilege and auditability.
• Develop and optimize Splunk searches, dashboards, and alerts for security monitoring and audits.
• Create and refine SPL queries to extract and correlate log data across sources.
• Automate data collection for audits using PowerShell, Bash, Python, or SQL.
• Support audit SMEs and ISSOs with evidence for FISCAM and RMF assessments.
• Respond to audit findings with root-cause analysis and remediation guidance.
• Collaborate with ISSOs, ISSEs, auditors, and operations teams to ensure secure, operational systems.

Skills

Splunk

Scripting languages

RMF/ATO processes

Privileged access

Windows/Linux

Xacta

Security controls

Log analysis

Education

Bachelor's degree + years experience

Tools

Xacta

Job description

Peraton seeks a Cyber Systems Administrator to support an Intel Community customer in Herndon, Virginia. The role focuses on privileged system administration, security tooling, log analysis, and audit evidence production in classified environments.

Responsibilities include administering Windows/Linux environments, developing SPL queries, and automating evidence generation for recurring audits, under ISSO and audit SME guidance.