Information System Security Engineer – ISSE

Applied Research Solutions

. Assist in developing and security hardening a DevSecOps cloud environment aligned with DoD RMF, NIST SP 800-53 Rev.

Posted 10/7/2026full-timeRemote • Ohio • United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing and securing DevSecOps cloud environments in compliance with DoD RMF, NIST SP 800-53 Rev. 5, and CMMC 2.0. Proficient in managing cybersecurity governance, risk assessments, and security audits while maintaining continuous compliance and fostering collaboration across engineering teams.

Highest-signal resume keywords

DevSecOps Cloud Environment DevelopmentDoD RMF ComplianceAzure Security ToolsEMASS ExperienceCybersecurity Governance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Cybersecurity EngineeringRisk AssessmentVulnerability ManagementSecurity Policy DevelopmentContinuous MonitoringAudit ReadinessThreat Intelligence AnalysisControl Inheritance MonitoringSecurity Incident ResponseDocumentation of Security Controls

Soft Skills

CollaborationCommunicationLiaison with StakeholdersTraining DevelopmentFacilitation of Security Briefings

Tools & Technologies

Microsoft Defender SuiteAzure SentinelAzure PurviewAzure PolicyThreat Intelligence Platforms

Certifications & Qualifications

Active Secret Security Clearance

Industry Keywords

DoDNIST SP 800-53 Rev. 5CMMC 2.0FedRAMPEMASSZero Trust PrinciplesSecurity ArtifactsAssessment and AuthorizationAuthority to OperateCybersecurity Compliance

Tech Stack

Tools & technologies

AzureCloudCyber Security

About the role

Key responsibilities & impact

Assist in developing and security hardening a DevSecOps cloud environment aligned with DoD RMF, NIST SP 800-53 Rev. 5, and CMMC 2.0 requirements
Support cybersecurity governance and compliance for a DoD DevSecOps environment on an Azure-based cloud backbone
Support the full lifecycle of Assessment and Authorization activities
Maintain continuous Authority to Operate compliance
Ensure accuracy, completeness, and integrity of security artifacts in eMASS
Develop, implement, and enforce cybersecurity policies
Monitor control inheritance and system boundary changes
Conduct risk assessments and guide engineering teams in aligning configurations with RMF controls, Zero Trust principles, and DoD Cloud SRG requirements
Serve as liaison to government stakeholders, authorizing officials, mission partners, auditors, and cross-functional engineering teams
Facilitate security briefings and coordinate remediation activities
Lead collaboration with development and operations teams
Develop and deliver security awareness training
Monitor and respond to security incidents and threats
Manage security audits and assessments
Maintain working relationships with the ISO, AO, SCA, and other IS cybersecurity engineers
Stay current with security trends and technologies
Perform other duties as assigned

Requirements

What you’ll need

Must be a US citizen
Active Secret security clearance
Bachelor’s degree in cybersecurity, computer science, engineering, or related field (or equivalent experience)
3+ years of cybersecurity engineering experience supporting DoD, federal, or regulated environments
eMASS experience is required
Hands-on experience with Azure security tools, including Microsoft Defender suite, Sentinel, Purview, and Azure Policy
Strong knowledge of FedRAMP requirements and implementations
Deep understanding of DoD RMF, NIST SP 800-53 Rev. 5 controls, and security assessment/evidence requirements
Experience implementing CMMC 2.0 or NIST SP 800-171 controls, including documentation, continuous monitoring, and audit readiness
Proficiency in vulnerability management tools, remediation processes, and risk-based prioritization
Familiarity with threat intelligence platforms, adversary TTP analysis, and building threat-informed security detections
Successful completion of a background investigation, including criminal history and identity check

Benefits

Comp & perks

Industry competitive benefits package
Awards and recognition program
Personalized attention from ARS Senior Managers
Work/life balance
Career development support and opportunities
Remote work arrangement