Information Systems Security Officer (ISSO)

CesiumAstro is seeking an Information Systems Security Officer to assist with the development, implementation, and maintenance of our information security strategy. The ISSO works under the direction of the ISSM and serves as a contributing team member, providing hands-on system security support, assisting with authorization and accreditation activities, and supporting ongoing compliance monitoring.

Requirements

• Bachelor’s degree in Information Security, Computer Science, Engineering, or a related field, or equivalent practical experience.
• Minimum of 2 years of experience in information system security, cybersecurity compliance, or ISSO-related roles within aerospace, defense, or government environments.
• Experience supporting CMMC Level 2 compliance.
• Experience supporting classified and unclassified information systems in a DoD or aerospace and defense environment.
• Understanding of system authorization, continuous monitoring, and risk management processes.
• Understanding of cybersecurity compliance and risk management principles.
• Familiarity with SCIF operations and classified system security requirements.
• Exposure to vulnerability scanning and assessment tools, security monitoring and logging tools, and GRC and compliance tools (e.g., eMASS or equivalent).
• Working knowledge of of NIST SP 800-171, NIST SP 800-53 and RMF concepts.
• Experience with Microsoft Office Suite (Word, Excel, PowerPoint, Outlook).
• Strong analytical, documentation, and communication skills.
• Ability to operate independently while collaborating effectively with cross-functional teams.

Benefits

• Health insurance
• Dental insurance
• Vision insurance
• HSA
• FSA
• Life insurance
• Disability insurance
• Retirement plans