Cyber Systems Administrator
$112,000–$179,000 year
On-siteHerndon, Virginia, United States
Job Summary
Conduct privileged system administration for Windows and Linux environments within classified settings, including configuration, hardening, patching, and operational sustainment. Execute Splunk queries, develop operational scripts in PowerShell, Bash, Python, or SQL, and automate evidence generation for FISCAM, RMF, and internal audits. Troubleshoot complex infrastructure issues, validate system controls, and produce technical artifacts for ISSOs and audit SMEs. Maintain least-privilege enforcement, ensure log retention compliance, and assist in root cause analysis for audit findings. Support change control boards and engineering reviews to maintain system security posture and authorization to operate activities.
Required Qualifications
- Bachelor's degree in an area relevant to the position
- 8+ years of relevant experience
- Master's degree in an area to the position
- 6+ years of relevant experience
- 4+ additional years of experience in lieu of a degree
- TS/SCI with polygraph clearance adjudication
- Ability to obtain SCI and pass a poly
- Active Security+, CISSP, CISA, or equivalent certifications (DoD 8570 IAM 2 equivalent)
- One (1) year of experience with IC Community
- Experience in systems engineering or system administration in enterprise environments
- Hands-on experience with Splunk (searches, dashboards, or administration)
- Experience using scripting or query languages (PowerShell, Bash, Python, SQL)
- Familiarity with RMF, ATO processes, and audit support in federal environments
- Ability to operate with privileged system access in classified environments
- Proven experience with Linux/RedHat 8 or higher
- Windows Server 2019 or higher
- Networking Appliances in Virtualized/Cloud platforms (VMSphere or AWS)
- Proven experience with Oracle 19C or higher
- SQL 2019 or higher database systems
- Proven experience with DISA Security Technical Implementation Guide (STIG) implementation
- Security Content Automation Protocol (SCAP) tool usage
- Hands on experience performing Systems Security tasks including: Security Information and Event Monitoring (Splunk)
- Endpoint security (HBSS)
- Compliance and vulnerability scanning (ACAS / Nessus)
- Demonstrated experience with creating and validating evidence for NIST security controls
- Experience using and maintaining records in Xacta
Desired Qualifications
- Skilled in implementing mitigation strategies and how to resolve problems, and to re-test/ re-evaluate systems
- Experience with IT general controls (ITGC)
- Financial Information System Control Audit Manual (FISCAM)
- National Institute of Standards and Technology Special Publication (NIST) 800-53v4
- Experience with performing Security Control Assessment in compliance with NIST SP 800- 37, NIST SP 800-53, NIST SP 800-53A, and other NIST 800 guide series
- IT audit advisory experience
- Experience with effective policy, instruction, and development for Federal or DoD Information Security Programs
- Experience with risk analysis and assessment determinations incorporating system/mission owner, and unique operational constraints
- Possess a working knowledge of administrating servers, system and application security threats and vulnerabilities
- Experience extending existing applications in areas such as security, monitoring, task automation, continuous integration, deployment, and performance optimization
Additional Requirements
- Active TS/SCI with polygraph clearance required
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