Systems Administrator (RHEL)

About the role

UltraViolet Cyber is seeking a RHEL system administrator / infrastructure engineer to support a SOC Engineering team responsible for expanding security visibility across cloud and on-premises environments. This engineer will be responsible for RHEL system provisioning, patching, STIG compliance, backups, and configuring existing hardware and software to support new software and capabilities. The ideal candidate is a hands-on engineer with strong SIEM platform experience and a solid understanding of enterprise RHEL deployments and an understanding of SOC operations and support. The position requires an Active Secret Clearance and 1-2 days per week onsite in Herndon, VA.

Responsibilities

• RHEL system provisioning, patching, and STIG compliance
• Managing backups and configuring existing hardware and software to support new software and capabilities
• Expanding security visibility across cloud and on-premises environments
• Collaborating with analysts and engineers to align telemetry ingestion with detection, monitoring, and compliance requirements

Qualifications

• 4+ years of hands-on experience administering and engineering RHEL servers in production environments
• Experience with distributed enterprise services, DNS, firewalls, switches, NAS, backup solutions, load balancers, and server hardware
• Experience with patching, OS hardening, application hardening, and STIG compliance
• Experience with automating server management tasks with Ansible, PowerShell, Bash, or Python scripts
• Experience supporting a SOC, SIEM, or cyber defense environment
• Working knowledge of Windows administration
• Ability to collaborate with analysts and engineers to align telemetry ingestion with detection, monitoring, and compliance requirements
• US Citizenship is required
• Active Secret Clearance is required

Preferred Skills

• Hands-on experience administering Cisco network devices in production environments
• Experience with GIT and DevOps principles
• Experience using and writing Ansible scripts to manage RHEL hosts
• Familiarity with Splunk Enterprise Security, CIM, data models, and security content dependencies
• Experience with cloud infrastructure (AWS, Azure, Microsoft 365, identity platforms, EDR, firewalls, and network security tools)
• Familiarity with regex, JSON parsing, syslog, and API-based log collection

Benefits

• 401(k), including an employer match of 100% of the first 3% contributed and 50% of the next 2% contributed
• Medical, Dental, and Vision Insurance (available on the 1st day of the month following your first day of employment)
• Group Term Life, Short-Term Disability, Long-Term Disability
• Voluntary Life, Hospital Indemnity, Accident, and/or Critical Illness
• Participation in the Discretionary Time Off (DTO) Program
• 11 Paid Holidays Annually