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About Us
Sophos is a cybersecurity leader defending 600,000 organizations globally with an AI-driven platform and expert-led services. Sophos 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 Sophos X-Ops to deliver advanced, 24/7 threat monitoring, detection, and response.
Sophos 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.
Sophos 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. Sophos is headquartered in Oxford, U.K. More information is available at .
Role Summary
Sophos is seeking an experienced Incident Response Analyst to support Managed Detection and Response (MDR) customers within the Critical Incident Response Unit (CIRU).
As an Incident Response Analyst 3, you will lead the investigative stream of active cyber incidents, performing advanced forensic, analytical, and containment tasks across diverse customer environments. You will operate with moderate autonomy, serve primarily in an Incident Responder role, and support Advisors by validating findings, shaping investigative direction, and preparing technical context for customer communication. This role acts as a bridge between junior responders and senior analysts, ensuring technical accuracy, investigative consistency, and high quality documentation throughout the engagement.
What you will do
Utilize Sophos technologies to investigate, contain, and respond to cyber incidents
Conduct analysis of cyber incidents for malware, ransomware, and other common attack types
Maintain accurate and detailed documentation for analysis performed during cyber incidents
Recognize and codify attacker tools, tactics, and procedures that can be applied to current and future investigations and tooling
Provide clear and concise communication to MDR customers during cyber incidents
Work closely with internal Sophos Labs, Detection Engineering, and Threat Hunting teams to continuously expand and improve detection logic
Work closely with Sophos MDR Operations teams in providing response, remediation guidance, and excellent customer service
Assist in creating accurate and detailed technical incident reports as a post-incident deliverable for MDR customers and MSPs
What you will bring
Essential:
3+ years of experience conducting cyber security investigations in a methodical manner and investigating threats
Knowledge of incident response toolsets, methodologies, and techniques
Experience creating technical documentation and technical reports
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
Basic understanding of at least one of the following: OSQuery, SQL, and KQL
Knowledge of frameworks such as MITRE Attack and Cyber Kill Chain
Ability to work some weekends and holidays
Experience with Windows and Linux command and script interpreters
Experience with incident response investigations, handling malware, and performing response actions to contain and/or neutralize threats
Experience calling customers and providing excellent customer service
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Ready to Join Us?
At Sophos , we believe in the power of diverse perspectives to fuel innovation. Research shows that candidates sometimes hesitate to apply if they don't check every box in a job description. We challenge that notion. Your unique experiences and skills might be exactly what we need to enhance our team. Don't let a checklist hold you back – we encourage you to apply.
What's Great About Sophos ?
Sophos operates a remote-first working model, making remote work the primary option for most employees. However, some roles may necessitate a hybrid approach. While we are a remote first organization, applicants must have legal authorization to work in the jurisdiction where the position is posted, without requiring employer sponsorship.
Our people – we innovate and create, all of which are accompanied by a great sense of fun and team spirit
Employee-led diversity and inclusion networks that build community and provide education and advocacy
Annual charity and fundraising initiatives and volunteer days for employees to support local communities
Global employee sustainability initiatives to reduce our environmental footprint
Global fitness and trivia competitions to keep our bodies and minds sharp
Global wellbeing days for employees to relax and recharge
Monthly wellbeing webinars and training to support employee health and wellbeing
Our Commitment To You
We’re proud of the diverse and inclusive environment we have at Sophos , and we’re committed to ensuring equality of opportunity. We believe that diversity, combined with excellence, builds a better Sophos , so we encourage applicants who can contribute to the diversity of our team. All applicants will be treated in a fair and equal manner and in accordance with the law regardless of gender, sex, gender reassignment, marital status, race, religion or belief, color, age, military veteran status, disability, pregnancy, maternity or sexual orientation. We want to give you every opportunity to show us your best self, so if there are any adjustments we could make to the recruitment and selection process to support you, please let us know.
Data Protection
If you choose to explore an opportunity, and subsequently share your CV or other personal details with Sophos , these details will be held by Sophos for 12 months in accordance with our Privacy Policy and used by our recruitment team to contact you regarding this or other relevant opportunities at Sophos . If you would like Sophos to delete or update your details at any time, please follow the steps set out in the Privacy Policy describing your individual rights. For more information on Sophos ’ data protection practices, please consult our Privacy Policy Cybersecurity as a Service Delivered | Sophos