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
As a MDR Senior Threat Analyst on our Managed Detection and Response (MDR) team, you will provide best-in-class monitoring, detection, and response services to proactively defend customer environments before attacks prevail. You will lead, work alongside and contribute to a team of incident response analysts, cyber threat hunters, engineers, and ethical hackers by using enterprise, log analysis and endpoint collection systems to facilitate investigations, identification, and neutralization of cyber threats.
What You Will Do (Duties and Responsibilities)
- Lead shift operations and coordinate response activities across the MDR SecOps team during assigned shifts
- Mentor and guide lower tier analysts, providing technical expertise and escalation support for complex investigations
- Oversee end-to-end analysis of sophisticated threats, coordinating multi-analyst investigations and ensuring comprehensive scope assessment
- Drive technical decision-making during critical incidents, determining escalation paths and resource allocation
- Lead threat hunting initiatives across the MDR customer base and coordinating team efforts
- Refine detection logic, working with engineering teams to reduce false positives and improve detection efficacy
- Serve as subject matter expert on advanced persistent threats, zero-day exploits, and emerging attack vectors
- Coordinate cross-functional collaboration with adjacent projects
- Use, maintain and develop internal playbooks, investigation methodologies, and technical documentation
- Lead client escalations for high-severity incidents, providing technical briefings and coordinating remediation efforts
- Participate in continuous improvement initiatives within the SOC, identifying process gaps and implementing solutions
- Manage shift handovers and ensure seamless 24/7 operations across global teams
- Conduct in-depth malware analysis when required for complex investigations
- Participate as a SOC representative in technical discussions with product teams, threat research, and customer success organizations when needed
- Ensure knowledge transfer and capability development across the analyst team through training and mentorship
What You Will Bring (Experience and Qualifications)
- 5+ years of progressive experience in a SOC or advanced cybersecurity roles with demonstrated leadership capabilities
- Advanced-level proficiency with endpoint and network security tools (EDR/XDR, SIEM, threat intelligence platforms) and ability to understand detection strategies
- Advanced knowledge of Windows, Linux (macOS is a plus) environments including system internals, forensic artifacts, and attack surface analysis
- Proven experience leading incident response efforts, coordinating cross-functional teams, and managing complex security investigations
- Background in threat hunting with ability to develop hunting queries, and behavioral analytics
- Demonstrated experience mentoring junior analysts and developing team capabilities through knowledge transfer and training
- Deep understanding of MITRE ATT&CK framework, advanced persistent threat tactics, and emerging attack vectors
- Experience with malware analysis and advanced forensic techniques for complex threat investigations
- Ability to manage shift operations, coordinate global handovers, and maintain 24/7 SOC effectiveness
- Experience working with adjacent teams (engineering, product, threat research) to drive security enhancements and tooling improvements
- Track record of developing and implementing SOC processes, playbooks, and operational procedures
- Industry certifications such as GCIH, GCFA, GNFA, CISSP, or equivalent are desirable
- Bachelor's degree in Information Technology, Computer Science, Cybersecurity or related field, or equivalent extensive practical experience
- Fluent English communication skills with ability to articulate complex technical concepts to diverse audiences
- Flexibility to work rotating shifts including nights, weekends, and holidays as part of 24x7x365 operations
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