Information System Security Officer (ISSO)

CACI International

4d • $90,300 - $189,600 • Onsite

About The Position

CACI is searching for an Information System Security Officer (ISSO) to support the DHS Headquarters. As an Information System Security Officer, you will play a crucial role in ensuring the security and compliance of DHS HQ's information systems. You will work in a dynamic environment, collaborating with IT system owners, stakeholders, and cybersecurity professionals to implement and maintain robust security controls. Your efforts will directly contribute to safeguarding DHS's mission-critical systems and data. The ISSO will serve as the single point of contact on all systems security matters, leading cybersecurity engineering efforts for assigned Program Management Organizations with direct support to the Compliance Branch Lead. This includes spearheading systems' ATO efforts and maintaining a security posture in compliance with FISMA, DHS 4300 Series, NIST, and DHS and Component Directives. The ISSO will execute complete Risk Management Framework (RMF) activities for Authority to Operate (ATO) decisions and ensure all security documentation is kept up to date.

Requirements

• U.S. Citizenship required
• BS/BA + 7 years of applicable experience in information security
• 7+ years of experience in information security
• Demonstrated expertise in RMF, Information Security processes, audits, tools, implementation, FISMA, NIST, IT security
• Experience developing System Security Plans, POA&Ms, and Configuration Management Plans
• Knowledge of NIST SP 800-37, NIST SP 800-53, and DHS 4300 Series requirements

Nice To Haves

• DHS EOD suitability or Current DHS EOD preferred
• One of the following Information Assurance Technician (IAT) Level III qualifications: Certified Information System Security Professional (CISSP), Certified Information Security Manager (CISM), CompTIA Advanced Security Practitioner (CASP+)
• Previous DHS experience
• Experience with CSAM, RegScale, eMASS, or similar GRC tools
• Experience supporting emergency operations or disaster response missions
• Knowledge of cloud security and FedRAMP authorization processes
• Experience with continuous monitoring

Responsibilities

• Execute complete Risk Management Framework (RMF) activities for Authority to Operate (ATO) decisions including system categorization, security control selection and implementation, self-assessments, POA&M development, and continuous monitoring.
• Develop and maintain System Security Plans (SSPs) including control baselines, inheritance, Business Impact Analyses, implementation statements, technical and system descriptions, and hardware and software inventories.
• Create and maintain Configuration Management Plans, conduct Security Impact Analyses, approve Change Requests, and document the security impact of configuration changes.
• Develop and test Contingency Plans and Incident Response Plans to ensure business continuity.
• Conduct annual risk assessments, support security assessments, and vulnerability assessments across assigned systems.
• Advise system owners and senior executives on all cybersecurity matters.
• Develop remediation work plans for assessment and/or audit findings.
• Maintain Hardware and Software Inventory Lists.
• Conduct FISMA Scorecard Analysis.
• Ensure proper access controls are implemented for system access.
• Track and suggest technologies, processes, and practices designed to protect networks, devices, programs, and data from malicious attack, damage, or unauthorized access.
• Research and maintain proficiency in tools, techniques, countermeasures, and trends in computer and network vulnerabilities, data hiding, and network and device security and encryption.

Benefits

• flexible time off
• robust learning resources
• competitive compensation
• competitive mix of benefits options is designed to support and protect employees and their families
• comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits

What This Job Offers

• Job Type: Full-time
• Career Level: Senior