OverviewAMERICAN SYSTEMS, a 100% employee-owned federal contractor, is seeking a highly experienced Information Systems Security Engineer (ISSE) to support Red Hate Enterprise Linux systems in a High Performance Computing (HPC) environment in Arlington, VA.This role includes a $10,000 sign-on bonus in addition to a generous compensation package.ResponsibilitiesAs an Information Systems Security Engineer (ISSE) at AMERICAN SYSTEMS, you will:Design and implement enterprise-level security architectures for RHEL systems in a High Performance Computing (HPC) SAP environmentUtilize RHEL command-line and systems knowledge to apply JSIG requirements across the entire environment. Manually develop RMF/JSIG authorization artifacts, including SSPs, control narratives, POA&Ms, and supporting evidencePerform hands-on security assessments on Linux, Palo Alto, Cisco, PostgreSQL and ESXI systems including command-line audits, compliance scans, log review, and control validationAnalyze scan results, identify security gaps, develop remediation plans and execute these plans in a production environment.Validate and implement host-based firewall and auditd configurations in coordination with system administratorsManage and track POA&Ms through mitigation, remediation, or risk acceptanceEnsure system compliance through continuous monitoring of controls, procedures, and documentationIdentify security deficiencies and provide actionable remediation recommendationsSupport system recovery and lead technical security oversight following outages or incidentsLead incident response investigation, mitigation, reporting and remediation.Collaborate with engineering teams to integrate security requirements into system design and production releases.QualificationsActive Top Secret/SCI with SAP eligibilityBachelor’s degree in a STEM discipline with 11–12 years of relevant experience, orMaster’s degree with 8–10 years of relevant experienceMinimum 5 years of experience 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)Working experience in Linux command-line (eg. RHEL, Ubuntu, Fedora, CentOS)Strong background in RMF, ICD 503, NIST SP 800-53, DCID 6/3, or current DoW authorization practicesWorking knowledge of the JSIG and its application to RMF authorizationExperience 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 environmentsPay Transparency StatementAMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $165,000.00/Yr. - USD $200,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.EEO StatementEEO Race/Sex/Disability Status/Veteran StatusJob SummaryCategory: IT / Cyber Security / Network SystemsPosition Type: Full-TimeRemote: NoClearance Required: Top Secret/SCI
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