Enterprise Horizon Consulting Group

Information Systems Security Engineer – ISSE

Enterprise Horizon Consulting Group

contract

Posted on:

Location Type: Remote

Location: Remote • District of Columbia, Washington • 🇺🇸 United States

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Job Level

Mid-LevelSenior

Tech Stack

Cyber SecuritySDLC

About the role

  • Engineer and implement security controls to support system ATO and ongoing authorization
  • Lead and support Risk Management Framework (RMF) activities from system categorization through authorization and continuous monitoring
  • Develop, review, and maintain ATO documentation including SSPs, SAPs, SARs, POA&Ms, and supporting artifacts
  • Map and implement security controls in accordance with NIST SP 800-53, DoDI 8510.01, and DoD cybersecurity policies
  • Support security control assessments and coordinate with Authorizing Officials (AOs) and assessors
  • Perform security engineering analysis to ensure system designs meet confidentiality, integrity, and availability (CIA) requirements
  • Conduct vulnerability assessments and support remediation efforts to reduce risk prior to and after ATO
  • Analyze system changes and assess security impact to maintain ATO posture
  • Support continuous monitoring activities, including vulnerability scanning, STIG compliance, and annual assessments
  • Utilize eMASS to manage RMF artifacts, control status, and ATO packages
  • Provide guidance on secure system configurations, hardening, and best practices
  • Support audits, inspections, and compliance reviews

Requirements

  • Active Secret Security Clearance
  • Bachelor’s degree in Cybersecurity, Computer Science, Engineering, or a related field (or equivalent experience)
  • Experience supporting DoD or federal information systems
  • Strong knowledge of RMF, NIST cybersecurity standards, and DoD cybersecurity policies
  • Experience with system security engineering throughout the system development lifecycle (SDLC)
  • Experience with Enterprise Mission Assurance Support Service (eMASS)
  • Familiarity with the RMF process for integration tools such as MuleSoft a plus
  • Ability to analyze technical designs and identify security risks
  • Strong verbal and written communication skills
  • Exceptional technical writing and documentation skills
Benefits
  • Medical, Dental, & Vision
  • Life Insurance, Short-term Disability, Long-term Disability
  • SIMPLE IRA with Company Match
  • Federal Holidays
  • Vacation & Sick Leave
  • $500 Referral Bonus

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
security controlsRisk Management Framework (RMF)ATO documentationNIST SP 800-53DoDI 8510.01vulnerability assessmentssecurity engineering analysissystem development lifecycle (SDLC)secure system configurationstechnical designs analysis
Soft skills
strong verbal communicationstrong written communicationtechnical writingdocumentation skillsguidance provision
Certifications
Active Secret Security Clearance