Sr. Information Systems Security Officer with Security Clearance

Are you an experienced cybersecurity professional with a strong background supporting Authority to Operate (ATO) initiatives in government environments? We are seeking a Sr. Information Systems Security Officer (ISSO) II to help drive security compliance, risk management, and cybersecurity operations for highly secure federal systems. In this role, you will partner with stakeholders to achieve and maintain ATO status, conduct security assessments, monitor threats, and ensure systems meet stringent government cybersecurity requirements.

What You'll Do

• Support and maintain Authority to Operate (ATO) compliance for government information systems
• Collaborate with stakeholders to understand system architecture, security requirements, and compliance objectives
• Conduct security assessments, vulnerability analyses, and risk evaluations
• Monitor security logs, network activity, and system alerts to identify suspicious or unauthorized activity
• Investigate security incidents, determine root cause, assess impact, and support remediation efforts
• Develop and execute incident response procedures including containment, eradication, and recovery activities
• Partner with technical teams to implement security controls including: Firewalls, Intrusion Detection/Prevention Systems (IDS/IPS), Encryption solutions, Access control mechanisms
• Ensure ongoing compliance with government cybersecurity standards and regulations Required Qualifications
• 7+ years of cybersecurity experience with a strong focus on government ATO support
• Deep understanding of government cybersecurity frameworks and compliance standards, including: NIST SP 800-53, RMF, ICD 503, FISMA, FedRAMP
• Proven experience achieving and maintaining ATOs for cloud-based environments
• Experience supporting Impact Level (IL) 5 and IL6+ environments
• Knowledge of: Cloud infrastructure technologies, CI/CD pipelines, Containerized environments, Networking and operating systems
• Experience with vulnerability assessment and security monitoring tools
• Strong incident response and forensic investigation experience
• Excellent communication and stakeholder engagement skills
• CISSP or equivalent certification meeting DoD 8140 requirements
• Active TS/SCI with CI Polygraph Why Consider This Opportunity?
• Work on mission-critical national security initiatives
• Collaborate with highly skilled cybersecurity professionals
• Support modern cloud and secure infrastructure environments
• Make a direct impact on federal cybersecurity and compliance efforts Eligibility requirements apply to some benefits and may depend on your job classification and length of employment.

Benefits are subject to change and may be subject to specific elections, plan, or program terms.

If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave) · This position requires an active DoD Clearance (Secret, Top Secret, Top Secret/SCI) or the ability to be obtain an (Interim Secret, Interim Top Secret) · Because an active or interim DoD clearance is required, U.S.

Citizenship is required