Senior Threat Analyst

What You Will Do

Monitor, investigate, and respond to alerts generated by the Sophos security stack (including EDR/XDR capabilities)
Lead and mentor Tier I Analysts through escalated cases, ensuring thorough and accurate investigation practices.
Perform end-to-end analysis on suspicious activity to assess scope, impact, and risk
Identify and respond to cyber threats across customer environments using approved playbooks and tooling
Accurately document findings, investigative steps, and outcomes in the MDR case management platform
Conduct threat hunting to identify potential threats throughout the MDR customer base
Investigate phishing emails, suspicious binaries, and behavioral anomalies
Support detection tuning by identifying recurring false positives and suggesting improvements
Stay informed on threat actor behaviors, MITRE ATT&CK techniques, and Sophos threat research updates
Proactively research emerging IOCs, active exploits, and vulnerabilities to stay ahead of evolving threats
Contribute to internal knowledge bases, documentation, and continuous improvement initiatives
Participate in shift rotations and ensure timely, detailed handovers between global teams
Provide detection and response support for active security incidents
Manage case workflows: create cases, track progress, and follow up with clients until resolution
Engage with clients via chat, phone, and tickets as part of case handling
Assist with developing and refining Security Operations processes, playbooks, and tooling feedback

What You Will Bring

Essential 

5+ years of hands-on experience in a Security Operations Center (SOC), Managed Detection and Response (MDR) environment, or cybersecurity-focused IT role

Proficient in the use of endpoint and network security tools (e.g., EDR, IDS/IPS, malware detection platforms) with the ability to validate and triage complex alerts

Working knowledge of Windows operating systems (both workstation and server), with additional experience in Linux (Ubuntu, Debian, RedHat) or macOS environments

Ability to interpret and analyze Windows event logs and other telemetry data

Understanding of core network concepts including TCP/IP, protocols, routing, and traffic analysis

Demonstrated experience contributing to real-time incident response efforts and threat investigations

Exposure to threat hunting methodologies and an understanding of attacker behavior and patterns

Experience handling active threats, including containment, mitigation, and recovery efforts during security incidents

Familiar with techniques such as persistence, privilege escalation, lateral movement, and defense evasion, and able to identify these in real-world environments

Familiarity with common incident response workflows and security operations processes

Strong analytical thinking and troubleshooting skills, with attention to detail in investigations and case documentation

Excellent communication skills, with the ability to clearly explain findings to both technical and non-technical audiences

Customer-first mindset with professionalism and a focus on service excellence

Must thrive within a team environment as well as on an individual basis

Natural curiosity and willingness to learn in a fast-paced, ever-changing threat landscape

A passion for cybersecurity, continuous improvement, and staying current on threat trends

Bachelor's degree in information technology, Computer Science, Cybersecurity or related field, or equivalent practical experience

Willingness to participate in shift work including nights, weekends and holidays (our MDR service is 24x7x365)

Desirable

Familiarity with the MITRE ATT&CK framework and its application in detection and response

Experience working with SIEM platforms and managing enterprise security telemetry

Ability to write and interpret SQL queries for data analysis and investigation

Experience with OSQuery and scripting skills, particularly in PowerShell

Relevant and practical cybersecurity certifications (e.g., GSEC, GCIA, GCIH, PEN-200, Security Blue Team L1, TCM Academy SOC L1, or similar)