Incident Response Analyst

Available Locations: Lisbon Portugal

About the Role

Cloudflare is a system spanning the globe on a mission to make the internet safer and more powerful everyday. To help fulfill this mission we are seeking a talented REACT Analyst / Consultant to join us in growing our Cloudforce One REACT this role you will be instrumental in building a proactive and threat intelligence-driven approach to protecting Cloudflare and its customers from sophisticated and evolving threat actors.

As a REACT Consultant you will respond to customer security incidents across on-premises cloud and hybrid environments. This position requires an innovative self-starting and detail-oriented problem solver with a passion for analyzing tracking and triaging malicious activity. You will engage with customers at all levelsincluding Executive VP Director and engineering levelsserving an integral role alongside forensic analysts threat researchers detection engineers and malware analysts to detect isolate and mitigate threats.

Key Responsibilities

1. Incident Response & Active Edge Mitigation

• Active Edge Mitigation: Execute immediate defensive maneuvers at the Cloudflare edge to protect customer availability. This includes deploying custom WAF rules implementing L3/L4 DDoS shunning and performing real-time traffic filtering to neutralize attacks before they reach the customers origin.
• Support Full IR Lifecycle Management: Support and execute the end-to-end incident response process for clients (investigation containment remediation and recovery). Review technical deliverables and coordinate sessions with customer stakeholders to ensure high-quality service and resolution.
• Incident Remediation: Build a strong understanding of targeted attacks to create and execute customized tactical and strategic remediation plans for compromised organizations.

2. Direct Customer Containment & Threat Isolation

• Ransomware & BEC: Identify and isolate infected hosts revoke compromised sessions/identities and stop data exfiltration within the customers infrastructure.
• Insider Threats & Nation-State Attacks: Track unauthorized lateral movement identify sophisticated persistent backdoors correlate threat actor activity across the environment and execute containment to preserve evidence while neutralizing the adversary.

3. Forensics Engineering & AI Analysis

• Forensic Evidence & Chain of Custody: Conduct initial evidence preservation (logs volatile memory disk images) within customer environments according to forensic standards to support legal regulatory or insurance requirements.
• Crisis Solution Development: Create and enhance client-facing Crisis & Incident Response solutions based on industry standards (ISO 27001 NIST CIS). Advance customer cyber readiness by identifying opportunities for process optimization in monitoring detection and response.
• AI-Leveraged Analysis: Utilize AI-powered security platforms to synthesize massive telemetry sets automate log summarization and accelerate the identification of emerging threat patterns during active customer engagements.
• Technical Documentation & Reporting: Prepare high-fidelity incident reports forensic findings and client communications. Maintain rigorous standards for clarity and accuracy to ensure customer executives and engineers understand both the threat and the resolution.

Desirable Skills Knowledge and Experience

• Education: Bachelors degree in Computer Science Information Systems Cybersecurity a related technical field or equivalent training/practical experience.
• Experience: 3 years of overall experience in cybersecurity including 2 years of dedicated Incident Response / Digital Forensics experience and 1 years in a customer-facing role.
• OS & Cloud Environments: In-depth understanding of Windows operating systems and general knowledge of Unix Linux and Mac environments. Familiarity with cloud environments (AWS Azure O365 Google Cloud Cloudflare) and cloud IR methodologies.
• Network Forensic Analysis: Strong technical knowledge of common network protocols and design patterns (TCP/IP HTTPS FTP SFTP SSH RDP CIFS/SMB NFS). Experience with network analysis tools like Bro/Zeek or Suricata and analyzing associated network logs.
• Industry Standards: Solid understanding of MITRE ATT&CK and NIST Cyber Security Frameworks.
• Communications: Excellent verbal and written communication skills with a proven ability to establish relationships and clearly explain tasks guidance and complex technical findings to executive and technical clients.

Bonus Points

• Proficient in Python or Golang capable of writing modular code or simple scripts that can be installed on a remote system.
• Proficient with Yara and writing rules to detect similar malware samples.
• Understanding of source code hex binary regular expressions data correlation and analysis (such as network flow and system logs).
• Practical malware analysis experience with static dynamic and automated techniques including the ability to reverse engineer various file formats and analyze complex samples.
• Reverse engineering experience with APT malware with an understanding of common infection vectors infrastructure enumeration malware attribution and current evasion tactics.
• Familiarity with bash command-line executables to conduct static analysis and investigate Indicators of Compromise (IOCs).

Compensation

For Portugal based hires: Estimated annual salary is between 54000 - 75000.

• The final offer will be inclusive of time exemption in alignment with the applicable law and collective bargaining agreements.

Equity

This role is eligible to participate in Cloudflares equity plan.

What Makes Cloudflare Special

Were not just a highly ambitious large-scale technology company. Were a highly ambitious large-scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet.

Project Galileo: Since 2014 weve equipped more than 2400 journalism and civil society organizations in 111 countries with powerful tools to defend themselves against attacks that would otherwise censor their work technology already used by Cloudflares enterprise customers--at no cost.

Athenian Project: In 2017 we created the Athenian Project to ensure that state and local governments have the highest level of protection and reliability for free so that their constituents have access to election information and voter registration. Since the project weve provided services to more than 425 local government election websites in 33 states.

1.1.1.1: We released 1.1.1.1 to help fix the foundation of the Internet by building a faster more secure and privacy-centric public DNS resolver. This is available publicly for everyone to use - it is the first consumer-focused service Cloudflare has ever released. Heres the deal - we dont store client IP addresses never ever. We will continue to abide by our privacy commitment and ensure that no user data is sold to advertisers or used to target consumers.

Sound like something youd like to be a part of Wed love to hear from you!

Please note that applicants who progress to the offer stage of the interview process may be asked to attend an in-person interview within one of the Cloudflare Offices or Cloudflare Hubs. More details about this will be available at that stage of the interview process.

This position may require access to information protected under U.S. export control laws including the U.S. Export Administration Regulations. Please note that any offer of employment may be conditioned on your authorization to receive software or technology controlled under these U.S. export laws without sponsorship for an export license.

Cloudflare is proud to be an equal opportunity employer. We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness. All qualified applicants will be considered for employment without regard to their or any other persons perceived or actual race color religion sex gender gender identity gender expression sexual orientation national origin ancestry citizenship age physical or mental disability medical condition family care status or any other basis protected by law. We are an AA/Veterans/Disabled Employer.

Cloudflare provides reasonable accommodations to qualified individuals with disabilities. Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include but are not limited to changing the application process providing documents in an alternate format using a sign language interpreter or using specialized equipment. If you require a reasonable accommodation to apply for a job please contact us via e-mail at or via mail at 101 Townsend St. San Francisco CA 94107.