Threat Analyst 3

Threat Analyst 3

Location: Australia

Threat Intelligence – Managed Detection Response and Security Operations 

Permanent 

Remote

Job Description

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

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

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

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.