Information Systems Security Engineer (ISSE) - Red Hat Enterprise Linux (RHEL)
American Systems · Arlington, VA, US
About this role
**Information Systems Security Engineer (ISSE) – Red Hat Enterprise Linux (RHEL)** **Overview** AMERICAN SYSTEMS (100% employee-owned federal contractor) is seeking a highly experienced **Information Systems Security Engineer (ISSE)** to support **Red Hat Enterprise Linux (RHEL)** systems in a **High Performance Computing (HPC)** environment in **Arlington, VA**. **Sign-on bonus:** $10,000 (in addition to a generous compensation package) --- **Responsibilities** - Design and implement **enterprise-level security architectures** for **RHEL** systems in an **HPC SAP environment** - Use **RHEL command-line and systems knowledge** to apply **JSIG** requirements across the environment - Manually develop **RMF/JSIG authorization artifacts**, including: - SSPs - Control narratives - POA&Ms - Supporting evidence - Perform hands-on security assessments on **Linux**, **Palo Alto**, **Cisco**, **PostgreSQL**, and **ESXi** systems (e.g., command-line audits, compliance scans, log review, control validation) - Analyze scan results, identify security gaps, develop remediation plans, and execute remediation in a production environment - Validate and implement **host-based firewall** and **auditd** configurations with system administrators - Manage and track **POA&Ms** through mitigation, remediation, or risk acceptance - Ensure compliance through **continuous monitoring** of controls, procedures, and documentation - Identify security deficiencies and provide actionable remediation recommendations - Support system recovery and provide technical security oversight following outages or incidents - Lead incident response investigation, mitigation, reporting, and remediation - Collaborate with engineering teams to integrate security requirements into system design and production releases --- **Qualifications** - **Active Top Secret/SCI** with **SAP eligibility** - Bachelor’s degree in a STEM discipline with **11–12 years** relevant experience, **or** Master’s degree with **8–10 years** relevant experience - Minimum **5 years** designing and implementing enterprise-scale security solutions with hands-on security assessment experience (including command-line validation) across **Linux systems** - **DoD 8140 IAT Level III-equivalent** certification (e.g., SecurityX, CISSP, CCNP Security, CISA, GCED, GCIH, or CCSP) - Strong working experience with **Linux command-line** (e.g., RHEL, Ubuntu, Fedora, CentOS) - Strong background in **RMF**, **ICD 503**, **NIST SP 800-53**, **DCID 6/3**, or current **DoW authorization** practices - Working knowledge of **JSIG** and its application to **RMF authorization** - Experience supporting security tools such as **Splunk Enterprise**, **ACAS**, **SELinux**, **Rsyslog**, **Shorewall**, **Firewalld** - Demonstrated security engineering experience across **Linux**, **Cisco networking**, **databases** (SQL or Oracle), and **virtualized environments** --- **Pay Transparency** - Salary range: **$165,000.00/year – $200,000.00/year** - Actual compensation will be determined based on factors permitted by law. --- **Benefits / EEO** AMERICAN SYSTEMS provides a comprehensive benefits program (healthcare, paid leave, retirement, insurance, and education/training assistance). **EEO:** Race/Sex/Disability Status/Veteran Status
Listing freshness
CronJobs last confirmed this listing 1h ago. If its source stops confirming the opening for seven days, this page is removed from active inventory.