Senior Incident Response Analyst, MDR

Job summary

Lead complex incident response engagements for MDR customers by directing investigative, forensic, and containment activities. Provide technical leadership and mentorship while synthesizing findings into actionable guidance for stakeholders.

Job details

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 www.sophos.com. Role Summary Sophos is seeking a highly skilled Senior Incident Response Analyst to support Managed Detection and Response (MDR) customers within the Critical Incident Response Team (CIRT). As a Senior Incident Response Analyst 2, you will lead complex and high-impact incident response engagements, operating across Responder, Advisor, and Commander roles as required. You are trusted to provide advanced technical leadership, shape investigative strategy, guide containment decisions, and ensure high-quality customer outcomes during critical security incidents. \n What You Will Do Lead complex investigations involving advanced adversaries, multi-vector intrusions, or cross-environment compromise Serve as the primary Incident Advisor or delegated Commander for high-severity engagements Direct and coordinate investigative, forensic, and containment activities across multiple analysts Define engagement strategy, investigative priorities, and containment approaches based on risk and impact Validate and synthesize technical findings into clear, actionable guidance for customers and internal stakeholders Provide technical mentorship and oversight to IR and SOC analysts Collaborate closely with SOC, Threat Intelligence, and Detection Engineering teams to validate detections and close visibility gaps Lead or contribute to post-incident reviews, driving improvements to playbooks, tools, and response workflows Maintain accurate time and activity tracking to support operational visibility and capacity planning What You Will Bring Essential: 5+ years of experience in incident response, MDR, or cyber security investigations, including leadership of complex incidents Advanced expertise in endpoint and network forensics, log analysis, and adversary tradecraft Strong understanding of enterprise network architecture and IT infrastructure Proven ability to lead investigations, validate findings, and design effective containment strategies Experience communicating technical findings to customers, including senior and executive stakeholders Demonstrated mentorship and leadership across incident response teams Ability to operate effectively under high-pressure, time-sensitive conditions Willingness to work some weekends and holidays as part of a rotation Desired: Advanced incident response or forensic certifications (GCFA, GCED, GCIH, OSCP, or equivalent) Experience acting as Incident Advisor or Commander during critical engagements Publications, presentations, or recognized contributions within the cybersecurity field Experience influencing detection strategy, tooling improvements, or service design Strong customer-facing presence with experience briefing executives during incidents \n In Canada, the base salary for this role ranges from $131,000 to $219,000. In addition to base salary, we offer additional compensation including bonus eligibility and a comprehensive benefits package. A candidate’s specific pay within this range will depend on a variety of factors, including job-related skills, training, location, experience, relevant education, certifications, and other business and organizational needs. ​ #li-remote #b2 #li-ND2 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

What you’ll do

Lead complex incident response engagements for MDR customers by directing investigative, forensic, and containment activities. Provide technical leadership and mentorship while synthesizing findings into actionable guidance for stakeholders.

Requirements

Requires 5+ years of experience in incident response or cybersecurity investigations with advanced expertise in forensics and adversary tradecraft. Candidates should possess strong leadership skills and the ability to communicate technical findings to executive stakeholders.

Benefits

• Bonus eligibility
• Comprehensive benefits package
• Wellbeing days
• Wellbeing webinars
• Volunteer days
• Diversity and inclusion networks

Listed skills

• Mentorship · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Incident response
• Managed detection and response
• Endpoint forensics
• Network forensics
• Log analysis
• Adversary tradecraft
• Enterprise network architecture
• IT infrastructure
• Technical leadership
• Mentorship
• Threat intelligence
• Detection engineering
• Containment strategy
• Stakeholder communication
• Risk assessment
• Sustainability Initiatives
• Cyber Threat Intelligence
• Workflow Management
• Notion (Software)
• Threat Detection
• Cyber Investigations
• Technical Leadership
• Advocacy
• Cyberattack
• IT Infrastructure
• Cyber Risk
• GIAC Certified Enterprise Defender (GCED)
• Research
• Automation
• IT Capacity Management
• Cloud Security
• Communication
• Fundraising
• Cyber Security
• Information Privacy
• Digital Forensics
• Incident Response
• GIAC Certified Forensics Analyst
• GIAC Certifications
• GIAC Certified Incident Handler
• Leadership
• Scalability
• Innovation
• Log Analysis
• Machine Learning
• Managed Services
• Network Architecture
• Network Forensics
• Offensive Security Certified Professional
• Presentations

Job areas

• Security & Safety
• Technology
• Software
• Data & Analytics
• Consulting
• Incident Response Analyst
• Incident Analyst / Responder
• Database and Network Professionals Not Elsewhere Classified
• Information Security Analysts

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