Jobs and Careers
LU
Senior Cyber Security Analyst
Lumin DigitalRemote- United States, United StatesRemotefull_timeVerifiedPosted 10 Jul 2025
About the role
Basic Function
The Senior Cyber Security Analyst at Lumin Digital is responsible for monitoring, evaluating, and responding to threats targeting the company’s cloud-hosted digital banking platform. This position focuses on identifying vulnerabilities, supporting technical security controls, managing security incidents, and enhancing the organization’s cyber threat awareness. The analyst will also support compliance, audit, and risk management functions. Significant experience with SIEM platforms and Cyber Threat Intelligence (CTI)in large enterprise environments is critical to success in this role.
Essential Functions, Responsibilities, and ExperienceIncident Response & Analysis:Actively participate in the incident response lifecycle (detect, analyze, contain, eradicate, recover). Lead investigations by analyzing logs, artifacts, and memory dumps using both automated tools and manual techniques. Coordinate with internal and external stakeholders for high-severity events.
Threat Modeling & Risk Prioritization:Maintain and enhance threat models by mapping emerging threats to system architecture and business functions. Collaborate on red/purple team exercises and ensure coverage of relevant MITRE ATT&CK tactics.
Cyber Threat Intelligence (CTI):Integrate threat intelligence feeds (open-source and commercial) into monitoring tools. Perform threat hunting based on Indicators of Compromise (IOCs), Tactics, Techniques, and Procedures TTPs), and vulnerability intelligence. Regularly produce actionable threat reports tailored to organizational risk.
SIEM Monitoring & Optimization:Operate and fine-tune SIEM tools (e.g., Splunk, Sumo Logic, LogRhythm, QRadar, or Sentinel) to ensure effective detection and prioritization of alerts. Create custom correlation rules, dashboards, and alerts tailored to enterprise-scale environments.
Vulnerability Management:Operate and maintain scanning and testing tools (e.g., Tenable, Qualys, Burp Suite, Nexpose). Triage vulnerabilities and support end-to-end remediation processes across hybrid cloud environments.
Security Control Operations:Enhance and maintain systems such as firewalls, CASB, EDR/AV (e.g., CrowdStrike, SentinelOne), and DLP platforms. Tune controls for high accuracy in a multi-tenant environment.
Security Evidence & Reporting:Collect and maintain evidence of security actions and controls for customer due diligence, compliance reviews, and regulatory audits
Collaboration & Communication:Work with clients, auditors, vendors, and internal stakeholders to validate the security posture of applications, networks, and systems. Ensure documentation of security measures for audits and compliance assessments (e.g., SOC 2, FFIEC, ISO).Other Duties as assigned in alignment with company goals and the evolving threat landscape.
Required Experience10+ years of experience in software engineering, IT, systems administration, or information assurance.6+ years in cybersecurity roles with demonstrated hands-on expertise in:Enterprise SIEM platforms (deployment, tuning, and investigation)Threat Intelligence consumption and productionVulnerability and patch management in cloud environmentsExperience working in or supporting large-scale, regulated environments such as banking, healthcare, or government.
Growth Opportunities30 Days: Become familiar with Lumin Digital’s security stack, threat landscape, and incident processes. Start actively monitoring SIEM and threat feeds.90 Days: Own and enhance SIEM dashboards, lead threat hunting exercises, and drive mitigation of key vulnerabilities.1 Year: Lead security projects (e.g., SOC/SIEM optimization, CTI program development), mentor junior analysts, and advise leadership on threat trends and strategic defenses.
Education:-Associate Degree in Computer Science, Management Information Systems, Information Assurance, Information Security, Cybersecurity, or related field; or, equivalent self-study in cybersecurity with demonstrated command of key concepts and technologies and proficiency in digital forensics, incident response, secure application development, penetration testing, or other technical security risk management domains required.
Experience:-Ten (10) years of experience in any relevant technology domain, including software engineering, information technology, systems administration, technical fieldwork, or information assurance required.-Six (6) years of demonstrated experience in identifying threats, finding, confirming, and managing vulnerabil
The Senior Cyber Security Analyst at Lumin Digital is responsible for monitoring, evaluating, and responding to threats targeting the company’s cloud-hosted digital banking platform. This position focuses on identifying vulnerabilities, supporting technical security controls, managing security incidents, and enhancing the organization’s cyber threat awareness. The analyst will also support compliance, audit, and risk management functions. Significant experience with SIEM platforms and Cyber Threat Intelligence (CTI)in large enterprise environments is critical to success in this role.
Essential Functions, Responsibilities, and ExperienceIncident Response & Analysis:Actively participate in the incident response lifecycle (detect, analyze, contain, eradicate, recover). Lead investigations by analyzing logs, artifacts, and memory dumps using both automated tools and manual techniques. Coordinate with internal and external stakeholders for high-severity events.
Threat Modeling & Risk Prioritization:Maintain and enhance threat models by mapping emerging threats to system architecture and business functions. Collaborate on red/purple team exercises and ensure coverage of relevant MITRE ATT&CK tactics.
Cyber Threat Intelligence (CTI):Integrate threat intelligence feeds (open-source and commercial) into monitoring tools. Perform threat hunting based on Indicators of Compromise (IOCs), Tactics, Techniques, and Procedures TTPs), and vulnerability intelligence. Regularly produce actionable threat reports tailored to organizational risk.
SIEM Monitoring & Optimization:Operate and fine-tune SIEM tools (e.g., Splunk, Sumo Logic, LogRhythm, QRadar, or Sentinel) to ensure effective detection and prioritization of alerts. Create custom correlation rules, dashboards, and alerts tailored to enterprise-scale environments.
Vulnerability Management:Operate and maintain scanning and testing tools (e.g., Tenable, Qualys, Burp Suite, Nexpose). Triage vulnerabilities and support end-to-end remediation processes across hybrid cloud environments.
Security Control Operations:Enhance and maintain systems such as firewalls, CASB, EDR/AV (e.g., CrowdStrike, SentinelOne), and DLP platforms. Tune controls for high accuracy in a multi-tenant environment.
Security Evidence & Reporting:Collect and maintain evidence of security actions and controls for customer due diligence, compliance reviews, and regulatory audits
Collaboration & Communication:Work with clients, auditors, vendors, and internal stakeholders to validate the security posture of applications, networks, and systems. Ensure documentation of security measures for audits and compliance assessments (e.g., SOC 2, FFIEC, ISO).Other Duties as assigned in alignment with company goals and the evolving threat landscape.
Required Experience10+ years of experience in software engineering, IT, systems administration, or information assurance.6+ years in cybersecurity roles with demonstrated hands-on expertise in:Enterprise SIEM platforms (deployment, tuning, and investigation)Threat Intelligence consumption and productionVulnerability and patch management in cloud environmentsExperience working in or supporting large-scale, regulated environments such as banking, healthcare, or government.
Growth Opportunities30 Days: Become familiar with Lumin Digital’s security stack, threat landscape, and incident processes. Start actively monitoring SIEM and threat feeds.90 Days: Own and enhance SIEM dashboards, lead threat hunting exercises, and drive mitigation of key vulnerabilities.1 Year: Lead security projects (e.g., SOC/SIEM optimization, CTI program development), mentor junior analysts, and advise leadership on threat trends and strategic defenses.
Education:-Associate Degree in Computer Science, Management Information Systems, Information Assurance, Information Security, Cybersecurity, or related field; or, equivalent self-study in cybersecurity with demonstrated command of key concepts and technologies and proficiency in digital forensics, incident response, secure application development, penetration testing, or other technical security risk management domains required.
Experience:-Ten (10) years of experience in any relevant technology domain, including software engineering, information technology, systems administration, technical fieldwork, or information assurance required.-Six (6) years of demonstrated experience in identifying threats, finding, confirming, and managing vulnerabil
Apply for this role
Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.
Apply Now →Generate Application KitFree account required — sign up in 30s