via Dice
$85K - 130K a year
Lead advanced DFIR, offensive security testing, CTI operations, and incident response in a senior cybersecurity role.
Requires deep technical expertise in DFIR, offensive security, threat intelligence, automation, legal discovery, and strong communication skills.
Remote position Job Title: Senior Cyber Defense & Offensive Security Specialist (DFIR | Red Team | CTI) Level 5 Role Overview Threat Research Advisory team is seeking a highly skilled and versatile cybersecurity professional to lead and execute advanced Digital Forensics & Incident Response (DFIR), Offensive Security Testing, and Cyber Threat Intelligence (CTI) operations. This role requires deep technical expertise, hands-on execution capability, and the ability to operate in high-pressure incident environments while supporting proactive security initiatives. The ideal candidate will bring a blend of forensic investigation, penetration testing, threat intelligence analysis, and automation development, with exposure to legal discovery processes and executive-level cyber risk scenarios. Key Responsibilities 1. Digital Forensics & Incident Response (DFIR) • Manage and execute incident response engagements for rapid response retainers, including: • Unauthorized access incidents • Malware outbreaks and advanced threats • Cyber extortion and ransomware attacks • Perform: • Digital evidence acquisition and forensic analysis • Deleted data recovery and memory analysis • Malware reverse engineering • Operate under legal frameworks, ensuring alignment with Attorney Work Product and legal privilege requirements 2. Offensive Security & Red Team Operations • Conduct comprehensive penetration testing and adversary simulations, including: • Internal and external network testing • Web, cloud, mobile (iOS), and thick client assessments • Wireless infrastructure testing • Execute exploitation techniques such as: • SQL injection, cross-site scripting (XSS) • Privilege escalation and credential attacks • Lead Social Engineering campaigns: • Phishing, smishing, pre-texting • Perform Physical Security Assessments: • Facility access testing • RFID cloning • USB payload deployment 3. Cyber Threat Intelligence (CTI) & Threat Hunting • Monitor and analyze intelligence across: • Surface, deep, and dark web environments • Identify risks such as: • Stolen intellectual property • Brand impersonation and typosquatting • Credential leaks and compromise indicators • Develop and operationalize: • Automation workflows and GenAI-driven threat hunting tools • IOC enrichment pipelines and intelligence correlation models 4. CSIRT Operations, Labs & E-Discovery • Support and operate 24/7 CSIRT functions, including: • Alert triage and incident containment • Deploy and manage: • Network Telemetry Analysis (NTA) sensors • Full packet capture solutions • Execute E-Discovery and forensic data processing, including: • Predictive coding models • Handling and hosting Electronically Stored Information (ESI) • Using platforms such as Relativity and Nuix 5. Incident Preparedness & Executive Protection • Develop and maintain: • Incident Response Plans (IRPs) • Decision matrices and escalation protocols • Executive reporting frameworks • Conduct: • Ransomware simulations and breach exercises • Executive tabletop scenarios • Deliver Executive Identity Protection (EIP) services: • Removal of sensitive personal data from public sources and data brokers Required Skills & Experience Technical Expertise • Proven experience in: • Multi-vector penetration testing (Network, Web, Cloud, Mobile, Wireless, Physical) • DFIR and compromise assessments • Malware analysis and reverse engineering • Strong proficiency with tools such as: • Wireshark, Nmap, Recorded Future (or equivalent CTI platforms) • Experience in: • OSINT collection and analysis • Network telemetry analysis Automation & Development • Strong scripting and development skills in: • Python • Linux-based environments • Experience building: • Security automation tools • Agentic workflows and bot-driven intelligence pipelines Forensics & Legal Discovery • Hands-on experience managing: • Electronically Stored Information (ESI) • Legal discovery workflows • Familiarity with: • Relativity, Nuix, or similar platforms Certifications Preferred certifications include: • Offensive Security Certified Professional (OSCP) • Certified Ethical Hacker (CEH) • GIAC Security Essentials (GSEC) • Additional DFIR or CTI certifications are a plus Soft Skills & Attributes • Ability to operate in high-pressure incident scenarios • Strong analytical and investigative mindset • Excellent stakeholder communication, including interaction with legal counsel and executives • Ability to bridge offensive, defensive, and intelligence domains • Strong documentation and reporting skills
This job posting was last updated on 7/13/2026