The Threat Analyst will investigate and respond to cyber threats, mentor junior analysts, enhance security processes, and manage client communication.
About Us
Sophos is a global leader and innovator of advanced security solutions for defeating cyberattacks. The company acquired Secureworks in February 2025, bringing together two pioneers that have redefined the cybersecurity industry with their innovative, native AI-optimized services, technologies and products. Sophos is now the largest pure-play Managed Detection and Response (MDR) provider, supporting more than 28,000 organizations. In addition to MDR and other services, Sophos’ complete portfolio includes industry-leading endpoint, network, email, and cloud security that interoperate and adapt to defend through the Sophos Central platform. Secureworks provides the innovative, market-leading Taegis XDR/MDR, identity threat detection and response (ITDR), next-gen SIEM capabilities, managed risk, and a comprehensive set of advisory services. Sophos sells all these solutions through reseller partners, Managed Service Providers (MSPs) and Managed Security Service Providers (MSSPs) worldwide, defending more than 600,000 organizations worldwide from phishing, ransomware, data theft, other every day and state-sponsored cybercrimes. The solutions are powered by historical and real-time threat intelligence from Sophos X-Ops and the newly added Counter Threat Unit (CTU). Sophos is headquartered in Oxford, U.K. More information is available at www.sophos.com.
Role Summary
As an MDR Threat Analyst, you will work with enterprise systems, log analysis systems, and endpoint collection systems to facilitate the investigation, identification and neutralization of cyber threats. You will work alongside and contribute to a team of analysts with the objective of providing best in class monitoring, detection and response services.
This role offers an opportunity to grow investigative expertise, work closely with senior analysts, and participate in real-world threat response while helping strengthen the organization’s overall security posture.
What you will do
- Investigate escalated security alerts and incidents across endpoint, network, cloud, and identity environments.
- Perform structured analysis to determine root cause, attack scope, lateral movement, and potential impact.
- Support ransomware investigations by analysing attacker activity, credential abuse, persistence mechanisms, and malware behaviour.
- Deobfuscate suspicious scripts, malware samples, and other indicators to identify malicious activity.
- Conduct proactive threat hunts based on defined hypotheses and emerging threat intelligence.
- Investigate suspicious authentication activity, privilege escalation, and identity misuse.
- Perform investigations on both Windows and Linux systems, including log and process analysis.
- Correlate data across multiple sources, including EDR, SIEM, cloud logs, and identity platforms.
- Document investigative findings clearly and provide actionable remediation guidance to clients.
- Collaborate with senior analysts during high-severity or complex incidents.
- Contribute to detection tuning and improvement of response playbooks based on investigation outcomes.
- Participate in a rotational schedule supporting a 24x7x365 MDR environment.
What you will bring
- 4–6 years of experience in a SOC, MDR, Incident Response, or related cybersecurity operations role.
- Experience investigating endpoint and network security alerts using EDR and SIEM platforms.
- Working knowledge of ransomware attack patterns and common intrusion techniques.
- Hands-on experience investigating Linux and Windows systems.
- Experience analysing obfuscated scripts, malware behaviour, and performing deobfuscation to identify malicious activity.
- Familiarity with adversary tactics and techniques, and practical exposure to the MITRE ATT&CK framework.
- Experience analysing Windows Event Logs, Linux logs, and Active Directory fundamentals.
- Basic understanding of cloud and identity security investigations, including suspicious authentication activity and privileged account misuse.
- Ability to analyse network traffic, including TCP/IP, DNS, and HTTP/S.
- Scripting knowledge, including PowerShell; Python or other languages is mandatory.
- Strong documentation skills and attention to investigative detail.
- Security certifications such as Security+, CySA+, GCIH, or equivalent are a plus. Bachelor’s degree in Information Technology, Computer Science, or related field, or equivalent professional experience.
- Strong analytical and troubleshooting skills.
- Ability to manage multiple investigations in a fast-paced environment.
- Clear written and verbal communication skills.
LI-Remote
#B1
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
Top Skills
Apple
Atp
Edr
Ids
Ips
Linux
Osquery
Powershell
SIEM
Soc
SQL
Tcp/Ip
Windows
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