System Engineer- Cyber Security Engineering Focus

Esri
St. Louis
Workplace: OnsiteFull timeUSD 120,640 - 197,600Function: CybersecurityExperience: 8+ yearsEducation: bachelorsSkills: ["Analytical","Communication","Collaborative"]

Secure systems supporting Defense and Intelligence missions by applying RMF and driving Assessment & Authorization (A&A) through continuous monitoring. Develop and maintain security artifacts (SSPs, POA&Ms, SARs, ATO packages) in tools like XACTA or eMASS, perform vulnerability assessments and remediation tracking using ACAS/IAVM, and implement NIST 800-53 aligned controls and STIG-based hardening for Linux, Windows, and network devices.

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Esri
Esri
1 day ago

System Engineer- Cyber Security Engineering Focus

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Last checked: 1 hour agoStatus: Live
Reposted: similar role first listed 5 months ago

Job Summary

Secure systems supporting Defense and Intelligence missions by applying RMF and driving Assessment & Authorization (A&A) through continuous monitoring. Develop and maintain security artifacts (SSPs, POA&Ms, SARs, ATO packages) in tools like XACTA or eMASS, perform vulnerability assessments and remediation tracking using ACAS/IAVM, and implement NIST 800-53 aligned controls and STIG-based hardening for Linux, Windows, and network devices.
Location: St. Louis
Workplace: Onsite
Employment Type: Full time
Job Function: Cybersecurity
Seniority: Mid level

Key Responsibilities

  • •Apply RMF processes to support system Assessment & Authorization (A&A), including control selection, implementation, assessment, and continuous monitoring.
  • •Develop, review, and maintain security documentation (SSPs, POA&Ms, SARs, and ATO artifacts) in XACTA or eMASS.
  • •Conduct vulnerability assessments and compliance scans (e.g., ACAS) and track remediation of findings and IAVM requirements.
  • •Implement and validate security controls aligned with NIST 800-53 and related DoD guidance.
  • •Support system hardening, patching, and configuration management in compliance with STIGs and assist with incident response and risk mitigation.

Pay and Benefits

Salary: USD 120,640 - 197,600
Perks:Health InsuranceDentalVision401kPaid Leave

Key Requirements

  • •8+ years of professional experience supporting similar system security responsibilities, including RMF and A&A.
  • •Experience with RMF, A&A, POA&M, and ATO documentation using XACTA or eMASS.
  • •Hands-on vulnerability scanning and compliance tracking (ACAS, IAVM).
  • •Experience securing Linux and Windows systems, including STIGs, patching, and system hardening.
  • •DoD 8570 IAT Level II or higher certification (e.g., Security+, CySA+, CISSP), plus US citizenship and Active/Current Top Secret clearance with SCI eligibility.
Experience:8+ yearsDefenseIntelligenceCybersecurityRMFATODoDNIST
Education:Bachelor's in Computer Science, Cybersecurity, Information Technology or STEM related field
Skills:AnalyticalCommunicationCollaborative
Certifications:DoD 8570 IAT Level IISecurity+CySA+CISSP
Tech Stack:RMFA&AXACTAEMASSSSPsPOA&MsSARsATOACASIAVMNIST 800-53CNSSI 1253DoD guidanceSTIGsLinuxWindowsLinux hardeningPatchingConfiguration managementCCBs

Eligibility

Nationality:US National
Security Clearance:Top SecretSCI eligibility

Company Brief

Esri
Provides geographic information system (GIS) software, location intelligence, mapping tools, and spatial analytics to governments, businesses, and researchers for visualizing, analyzing, and managing geographic data.
Industry: Enterprise Software
Company Size: Enterprise (1,001+ employees)
Growth: Established Company
Headquarters: Redlands, United States
Founded: 1969
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