Senior Information System Security Officer

Role Overview

• Implement and enforce information systems security policies, methodologies, and best practices.
• Perform Information Assurance Vulnerability Alert (IAVA) management, remediation, and reporting.
• Develop, maintain, and update system security documentation, including SSPs and C&A artifacts.
• Collaborate closely with the ISSM to uphold the program’s IA posture.
• Maintain the operational security posture for assigned information systems.
• Conduct security evaluations to ensure systems meet all certification and compliance requirements.
• Maintain technical records for workstations, servers, network devices, and security appliances.
• Analyze cyber threats and develop strategies for incident detection, reporting, and remediation.
• Manage security‑related configuration changes across software, hardware, and firmware.
• Support evaluation and deployment of security solutions for multi‑classification environments.
• Develop, update, and enforce system‑specific security policies.
• Administer user identification and authentication mechanisms for assigned systems.

Requirements

• 10+ years of hands-on ISSO experience supporting secure system operations in isolated, connected, and standalone environments.
• 5+ years supporting the preparation and maintenance of SSPs and other security documentation.
• 5+ years administering tools supporting IAVA management.
• Proven experience with security tools, hardware/software security implementation, encryption technologies, and communication protocols.
• Extensive experience evaluating software architectures and systems for compliance with security requirements.
• Background implementing and enforcing security policies on large-scale software or IT programs.
• Demonstrated success delivering day-to-day security operations for complex systems.
• Self-motivated, solutions-oriented, and committed to best practices.
• Excellent interpersonal and communication skills.

Benefits

• Health Insurance: Comprehensive medical, dental, and vision plans.
• Retirement Plan: 401(k) with company match.
• Paid Time Off: Generous PTO policy including vacation, sick leave, and holidays.
• Professional Development: Opportunities for training, certifications, and career advancement.
• Work-Life Balance: Flexible work schedules and remote work options.
• Wellness Programs: Employee assistance programs, wellness initiatives, and gym membership discounts.