COLSA · 9 hours ago
Information Systems Security Engineer (ISSE) - SME
Huntsville, AL
Full-time
Onsite
Senior Level, Lead/Staff
10+ years expCOLSA is seeking multiple Information Systems Security Engineers – SME candidates for Key Personnel roles in support of a proposal anticipated in February 2026. The role involves leading the implementation of a Security Assessment and Authorization Program, supervising a team of security professionals, and ensuring compliance with risk management strategies and security controls.
Cyber SecurityInformation TechnologySoftware
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Responsible for leading the implementation of a SAA (Security Assessment and Authorization) Program
Lead, mentor, and supervise a team of security professionals responsible for the end-to-end implementation of the RMF lifecycle for agency IT systems
Oversee and coordinate activities within the Prepare step, ensuring roles, responsibilities, and risk management strategies are clearly defined and maintained
Guide system categorization efforts to ensure all information systems are appropriately classified based on mission/business impact and regulatory requirements
Direct the selection, tailoring, and documentation of security controls aligned with system categorizations, risk appetite, and compliance requirements
Oversee the implementation of technical, operational, and management controls throughout system and application lifecycles, with a particular focus on quality and completeness of all deliverables
Ensure comprehensive security control assessments are planned, executed, and documented to validate the effectiveness of implemented safeguards
Prepare risk management documentation for system authorization and executive decision-making
Direct ongoing monitoring and continuous assessment activities, collecting metrics to adjust security strategies and ensure sustained compliance
Serve as a principal technical advisor on cybersecurity, bringing subject-matter expertise to risk analysis, incident response, system remediation, and audit support efforts
Foster a culture of security awareness, providing technical guidance and training to both team members and stakeholders
Track, report, and communicate status, risks, and improvement opportunities related to security engineering activities to leadership and stakeholders
Maintain up-to-date knowledge of RMF, NIST guidance, and industry best practices in support of continuous process improvement
Qualification
Required
Bachelor's degree in related discipline or equivalent experience
Minimum of 10 years of related experience
Demonstrated experience leading RMF execution for complex, enterprise-scale systems
Strong knowledge of NIST RMF, security controls, assessment methodologies, and authorization processes
Proven ability to lead technical teams and influence senior stakeholders
Excellent written and verbal communication skills, including experience briefing executives and government leadership
Must currently hold an active Top Secret (TS) clearance. Clearance must be recent (issued or revalidated within the past five years) and meet requirements for SCI eligibility
Preferred
Master's degree in a relevant technical or security discipline
Professional certifications such as CISSP, CASP CE, CSSLP, CISSP-ISSEP, and/or CISSP-ISSAP
Direct experience supporting federal civilian and federal law enforcement cybersecurity programs
Experience operating in high-compliance, mission-critical environments
Familiarity with audit, inspection, and continuous monitoring activities at scale
Company
COLSA
COLSA's full-scale capabilities include cyber and information warfare, rapid prototyping and engineering, uncrewed systems, acquisition, logistics, studies and analysis, data science, and systems and software engineering.
1001-5000 employees
Funding
Current Stage
Late StageLeadership Team
Van Corum
Deputy CEO & CFO
Ivan Garcia
Chief Technology Officer
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