Senior Cyber Security Analyst - Top Secret Clearance (SCI Eligible)

JFL Consulting LLC • Pearl City, HI

3d • $165,000 - $180,000 • Onsite

About The Position

JFL Consulting, LLC is seeking a Senior Cyber Security Analyst to support critical cybersecurity operations in highly secure environments at Pearl Harbor, Hawaii. The role focuses on advanced network defense and passive vulnerability analysis, a low-impact method of identifying risks without active scanning. The analyst will detect anomalies, analyze complex systems, and help strengthen network security for high-value national security missions. This is an on-site position with 5–10% travel. A Top Secret clearance with SCI eligibility is mandatory.

The analyst will ensure proper operation of the cybersecurity tool stack, document performance measures and network baselines, investigate anomalies, and identify vulnerabilities and misconfigurations. The role includes documenting findings and recommendations, supporting incident response and system hardening, and working with cross-functional teams. The position requires at least eight years of cybersecurity experience, including three years using passive vulnerability detection techniques, and experience supporting DoD or Intelligence Community networks.

Requirements

• Top Secret clearance with SCI eligibility.
• Minimum 8 years in cybersecurity operations or analysis.
• Minimum 3 years of experience with passive vulnerability detection techniques.
• Experience supporting DoD or Intelligence Community networks.
• Must hold an IAT Level II certification as defined by DoDD 8570.01, 8570.01-M, and 8140.01–03, as amended; examples include Security+ CE, CySA+, CCNA Security, or GSEC.
• Must hold a CSSP Analyst certification as defined by DoDD 8570.01, 8570.01-M, and 8140.01–03, as amended; examples include CEH, CySA+, GCIA, or GCIH.
• Practical experience with firewalls, network TAPs, IDS/IPS, endpoint protection, and other network defense technologies.
• Ability to evaluate network protocols using analyzers such as Wireshark, Tshark, and tcpdump.
• Experience analyzing network datasets, including Zeek and firewall logs, for threat hunting and security investigations.
• Experience using data analysis platforms such as Splunk, Kibana, and Arkime to detect and analyze anomalous network activity.
• Proficiency triaging Suricata alerts, tuning rules, and creating custom detections.
• In-depth understanding of network vulnerabilities and misconfigurations.
• Strong knowledge of cybersecurity principles, adversary techniques, and detection and response strategies.
• Experience working within a CONOPS or similar operational document.
• Awareness of DoD cybersecurity frameworks, such as RMF, CMMC, and NIST 800-53, and their application in secure system design and monitoring.
• Knowledge of common enterprise network architectures and defense mechanisms.
• In-depth understanding and experience analyzing TCP/IP, DNS, HTTP/S, SSL/TLS, SMB, and RDP protocols to identify vulnerabilities, misconfigurations, and indicators of malicious activity.
• Strong analytical and investigative mindset.
• Excellent documentation and reporting skills.
• Ability to explain technical issues to technical and non-technical audiences.
• Comfort working independently and as part of a cross-functional team.

Nice To Haves

• Bachelor’s degree in Cybersecurity, Computer Science, Information Systems, or a related field; equivalent work experience may be considered in lieu of a degree.
• Master’s degree.
• Advanced certifications such as CISSP, OSCP, or similar.

Responsibilities

• Ensure the safe and proper functional operation of the tool/tech stack and its components.
• Collect and document measures of performance per approved CONOPS.
• Analyze and document behaviors, characteristics, and attributes of network baseline activity during steady-state operations.
• Analyze and investigate potential anomalies or outliers from established baselines.
• Analyze and identify misconfigurations, faults, and vulnerabilities within network architecture, subcomponents, and communication protocols.
• Determine the root source of anomalies and the extent of vulnerable findings for validation with system users and administrators.
• Document and report anomalies through appropriate channels for further investigation and notification.
• Document vulnerable findings and provide recommendations that improve network security and operational capacity.
• Recommend improvements to current operations for potential incorporation into the overall program.
• Collaborate with cross-functional teams to support incident response, system hardening, and policy development as needed.
• Perform additional duties as assigned.

Benefits

• 100% employer-paid medical, dental, and vision premiums for employees and dependents.
• Flexible Spending Accounts for healthcare, dependent care, and commuter expenses.
• Life insurance, short-term disability, and long-term disability.
• 401(k) with immediate vesting of company contribution.
• PTO policy including 15 vacation days, 5 sick days, 2 personal days, and 11 holidays.
• Certification reimbursement.
• Dedicated professional development funding.
• Company-provided access to online learning platforms.

What This Job Offers

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