Information System Security Engineer (ISSE)
Job Location:
Howard County, MD - USA
Monthly Salary:
Not provided by the employer
Posted:
15 October 2026 (16 hours ago)
Application Deadline:
12 January 2027
Vacancies:
1 Vacancy
Job Summary
Hi
We are looking for a Information System Security Engineer (ISSE)
Locations: Maryland
Clearance Required: Active TS/SCI with Full Scope Polygraph
Certification Requirement: DoD 8570/8140 IASAE Level II Compliant Certification Required
Required Qualifications
- Active TS/SCI with Full Scope Polygraph security clearance
- U.S. Citizenship
- DoD 8570/8140 IASAE Level II compliant certification required
- Strong understanding of the Risk Management Framework (RMF)
- Experience supporting Assessment & Authorization (A&A) and Authority to Operate (ATO) processes
- Experience with security control implementation validation and continuous monitoring
- Familiarity with NIST SP 800-37 and NIST SP 800-53 (Rev. 3 and/or Rev. 5)
- Experience with RMF and cybersecurity tools such as:LATTEARTXACTABISCOTTIWATCHCATSTE
- Experience with compliance and configuration scanning tools
- Strong analytical troubleshooting and documentation skills
Technical Responsibilities
- Support the full RMF lifecycle for classified systems
- Assist with A&A package development and Authority to Operate (ATO) maintenance
- Implement assess and validate security controls
- Perform Security Control Traceability and technical validation
- Support system boundary definition and security architecture documentation
- Develop and maintain RMF artifacts and body of evidence packages
- Conduct compliance and vulnerability scanning analysis
- Validate findings including false positive identification and remediation verification
- Support STIG implementation and configuration hardening
- Manage patch validation and security compliance efforts
- Participate in Continuous Monitoring (ConMon) activities
Required Experience:
IC