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Core One1 week ago

Security Engineer

On-site · Sterling, Virginia, United States

Type
Full Time
Level
Senior Level
Education
Masters Degree
Company size
Unknown
Industry
DEFENSE

Job Summary

Senior Security Engineer to support cybersecurity operations, compliance, and risk management for FedRAMP-authorized and IC systems. Lead FedRAMP Moderate/High and IC ATO efforts, implement RMF, NIST 800-53/800-37, FedRAMP, and ICD 503 requirements; manage ConMon programs; develop SSPs, SARs, POA&Ms; lead vulnerability management using Nessus, ACAS, SCAP, and STIG; support Security Operations and Incident Response; design security controls for AWS GovCloud and Azure Government; integrate security into DevSecOps/CI-CD pipelines; assist with audits including 3PAO, FedRAMP assessments, agency ATO reviews, and IG audits; collaborate with developers, cloud architects, ISSOs/ISSMs, compliance teams, and government stakeholders; mentor junior staff and promote risk-informed decision-making.

Required Qualifications

  • Active TS/SCI with Polygraph
  • Bachelor's degree or higher in Cybersecurity, IT, or related field and 5+ years' experience in Cybersecurity in federal or IC environments OR Masters and 3+ years of experience in Cybersecurity in federal or IC environments
  • Strong Knowledge of NIST RMF (800-37), NIST 800-53 controls, and FedRAMP requirements
  • At least one of the following certifications: CISM or CISA, CompTIA Security+ (baseline), Certified Authorization Professional (CAP), CCSP (cloud security)
  • Experience in tools: NIST 800-53, RMF, FedRAMP, ICD 503, ServiceNow GRC, Splunk, AWS GovCloud, Azure
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Core One

Security Engineer

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