Systems Security Analyst​/Cyber Defense Analyst

Decisive Instincts, LLC has an immediate opportunity for a Systems Security Analyst / Cyber Defense Analyst in Newport, RI. This position requires a Top Secret/SCI clearance.

Immediate Opportunity:
Systems Security Analyst / Cyber Defense Analyst

Newport, RI

Top Secret/SCI

• Analyze, document, and develop integration, testing, operations, and maintenance for system security.
• Utilize cyber defense tools (e.g., IDS alerts, firewalls, network traffic logs) to monitor and mitigate threats.
• Apply defensive measures to identify, analyze, and report security events.
• Coordinate threat and mitigation strategies across the enterprise.

• Install, configure, and maintain security devices on EDU, SIPRNET, DMZ, and commercial ISP networks.
• Ensure compliance with DoD security and information assurance policies.
• Support unclassified and classified information security services.

• Operate ACAS, McAfee HBSS, Corelight, and Cortex for threat detection and management.
• Implement SOAR orchestration and SIEM event correlation & analysis.
• Manage cloud security systems for DLP, email security, and threat prevention.
• Perform vulnerability scanning, penetration testing, and firewall administration.

• Analyze network alerts and identify causes of security incidents.
• Conduct security reviews, gap analysis, and risk mitigation.
• Apply knowledge of cyber threats, attack vectors, and mitigation strategies.
• Understand TCP/IP, DHCP, DNS, and OSI Model.
• Perform packet-level analysis and collect data from cyber defense resources.

Degree Requirement:

• Bachelor’s in Information Technology, Cybersecurity, Data Science, Information Systems, or Computer Science (ABET-accredited or CAE-designated institution).
• Certifications may be considered in lieu of a degree.

Direct Applicants Only – No Agencies or Third-Party Recruiters