Cyber Security Engineer

Company: Cornerstone Defense LLC
Location: Herndon
Posted on: May 24, 2025

Job Description:

Title: Cyber Security Engineer Location: Herndon, VAClearance: Active TS/SCI w/ Polygraph needed to applyCompany Overview:Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation's toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don't look any further than Cornerstone Defense.Responsibilities:

• Daily support to service requests and attendance at CDS related TEMs.
• Lead efforts to conduct data collection for the creation/updating of the CDS inventory for the customer to meet compliance requirements.
• Consult with projects and system owners on technologies, threats, and vulnerabilities and provide response support as appropriate.
• Assist in the implementation of required government policies and procedures (i.e., NSM-8, CNSS, and other policies/procedures), and in making recommendations on process tailoring.
• Support the file type review process and risk assessment reporting.
• May serve as a team or task lead.What You'll Need to Succeed:
  • Education: Technical Training, Certification(s) and/or Degree (Cyber Security, Computer Science, Information Technology, etc.)
  • Experience: 15+ years of related experience.
  • Required Technical Skills:
  • Demonstrated experience with systems engineering and architecture.
  • Demonstrated ability to provide triage effectively and independently, and problem resolution for technical issues.
  • Demonstrated experience in Governance, Risk, and Compliance management.
  • Demonstrated record of sound judgment and problem-solving skills necessary to make recommendations to customer management.
  • Working knowledge of information security policies/regulations, NSM-8 and supporting Operational/Emergency Directives, CNSS, and other information as required.
  • Excellent written and oral communication skills and a self-starter.
  • Experience with JIRA and Confluence.
  • Security Clearance Level: TS/SCI with Polygraph.
  • Desired Skills and Abilities:
  • Knowledge of file type risks and vulnerabilities.
  • Experience supporting the customer's Risk Management Framework.
  • Knowledge of the NIST 500-53 RMF and CNSS CDS overlay.
  • ISSM experience is a plus.
  • Six Sigma experience is a plus.
  • Visio experience is a plus.Benefits Overview:Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans, Generous PTO Policy, 401(k), HSA and FSA options, Life and Disability Insurance, Tuition Reimbursement and Training, Perks at Work Discount Program, Referral Program, Leads Generation Program, CollegeAmerica 529, Fitness Reimbursement Program, Travel Assistance, Norton Lifelock Benefit Solutions, Life Planning Financial & Legal Services.
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Keywords: Cornerstone Defense LLC, Bel Air South , Cyber Security Engineer, Engineering , Herndon, Maryland