Senior Incident Response Analyst
100% Remote
6+ Months
Job Description
Threat Intelligence – Managed Detection Response and Security Operations
About Us
Client is a cybersecurity leader defending 600,000 organizations globally with an AI-driven platform and expert-led services. Client meets organizations wherever they are in their security maturity and grows with them to defeat cyberattacks. Its solutions combine machine learning, automation, and real-time threat intelligence with frontline human expertise from Client X-Ops to deliver advanced, 24/7 threat monitoring, detection, and response.
Client offers industry-leading managed detection and response (MDR) alongside a comprehensive portfolio of cybersecurity technologies — including endpoint, network, email, and cloud security, extended detection and response (XDR), identity threat detection and response (ITDR), and next-gen SIEM. Together with expert advisory services, these capabilities help organizations proactively reduce risk and respond faster, with the visibility and scalability needed to stay ahead of evolving threats.
Client goes to market with a global partner ecosystem, including Managed Service Providers (MSPs), Managed Security Service Providers (MSSPs), resellers and distributors, marketplace integrations, and cyber risk partners, giving organizations the flexibility to choose trusted relationships when securing their business.
Role Summary
Client is seeking an experienced and motivated Senior Incident Response Analyst to support Managed Detection and Response (MDR) customers and managed service providers (MSPs) within the Critical Incident Response Unit (CIRU).
As a Senior Incident Response Analyst, you will lead the investigative execution of active cyber incidents, working directly with customers and MSPs to investigate, contain, and support remediation efforts. Utilizing Client technologies, you will work with both large and small organizations across multiple countries and levels of technical maturity. This is a fast-paced role that requires the ability to make quick context-based decisions to disrupt adversary activity.
What You Will Do
- Utilize Client technologies to investigate, contain, and respond to cyber incidents
- Mentor incident response analysts and MDR operations analysts by providing technical guidance, review, and escalation support
- Perform advanced incident response analysis to identify initial access, persistence, and lateral movement to contain and remediate threats
- Support MDR customers and MSPs by conducting phone calls and joining meetings to discuss cyber incidents, while often providing priority recommendations to contain, neutralize, and remediate
- Conduct analysis of cyber incidents for malware, ransomware, and other common attack types
- Maintain accurate and detailed documentation for analysis performed during cyber incidents
- Work closely with internal ClientLabs, Detection Engineering, and Threat Hunting teams to continuously expand and improve detection logic
- Work closely with Client MDR Operations teams in providing response, remediation guidance, and excellent customer service
- Where appropriate, contribute to Client blogs, social media, and other sources on adversary tactics, techniques, and procedures (TTPs), indicators of compromise (IOCs), and other investigative findings
- Evaluate new technologies and processes to improve the overall incident response capability
- Assist in creating accurate and detailed technical incident reports as a post-incident deliverable for MDR customers and MSPs
Essential:
- 4+ years experience conducting cyber security investigations in a methodical manner and investigating threats or 2+ years experience performing incident response engagements
- Understanding of network architecture and IT infrastructure
- Experience creating technical documentation and technical reports for customers
- Ability to work under high-pressure situations, when response time matters, to disrupt adversary activity
- Network and endpoint (macOS, Linux, Windows) investigation experience; IDS, IPS, EDR, and basic malware analysis
- Understanding of at least one of the following: OSQuery, SQL, and KQL
- Experience applying frameworks such as MITRE Attack and Cyber Kill Chain
- Ability to work some weekends and holidays
- Knowledge of Windows and Linux command and script interpreters
Desired:
- Advanced cyber security certifications (GCFEFA, CompTIA CySA+, OSCP, etc.)
- Experience calling customers and providing excellent customer service
- Publications, either written or acknowledged, within the cyber security field.
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