Senior Security Analyst | Analyste sénior en sécurité

SITA Switzerland Sarl

$90K — $110K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Advanced experience with SIEM and EDR/XDR in security event investigations.
  • Strong knowledge of incident triage and escalation processes within enterprises.
  • Expert in analyzing logs from a variety of sources like endpoints and cloud services.
  • Ability to develop and fine-tune detection rules and SOC use cases.
  • Proficient in security query languages and scripting languages.
  • Solid understanding of Windows/Linux systems, Microsoft 365, Azure/AWS, and cyberattack techniques.
  • Deep knowledge of the MITRE ATT&CK framework for enhancing security measures.
  • Excellent communication, mentorship, and analytical skills.

Responsibilities

  • Act as the main escalation point for junior SOC Analysts during investigations.
  • Lead and validate complex security incident investigations.
  • Conduct advanced threat analysis across varying environments.
  • Gather, analyze, and document evidence for incident response.
  • Collaborate with SIRT and technical teams for incident escalation.
  • Develop and maintain detection rules and alert tuning activities.
  • Identify monitoring deficiencies and improve threat detection processes.
  • Mentor SOC Analysts through training and quality reviews.

Benefits

  • Diverse, inclusive work environment with global reach.
  • Flexibility to work from home up to two days a week.
  • Flexible workday hours to suit personal commitments.
  • Option to work remotely from any location for 30 days a year.
  • Access to a comprehensive Employee Assistance Program (EAP).
  • Professional development opportunities via LinkedIn Learning and internal training.
  • Competitive benefits tailored to specific contracts and locations.
Full Job Description
Overview

ABOUT THE ROLE & TEAM

Perform investigations and validation of security alerts and incidents to ensure accurate threat identification and response. Continuously improve detection quality and monitoring effectiveness while providing mentorship and guidance to SOC analysts. Drive operational excellence within the SOC by enhancing processes, strengthening investigative capabilities, and ensuring the timely identification, analysis, and escalation of security incidents to the Security Incident Response Team (SIRT).

WHAT YOU WILL DO
  • Act as the primary escalation point for junior SOC Analysts, providing expert guidance and oversight during security investigations.
  • Lead complex security incident investigations, validating alert classification, severity, scope, and escalation decisions.
  • Conduct advanced threat analysis and correlation across SIEM, EDR/XDR, cloud, identity, network, and endpoint environments.
  • Collect, analyze, and document evidence, developing investigation timelines and technical findings to support incident response activities.
  • Collaborate with SIRT and cross-functional technical teams, ensuring timely escalation of confirmed or suspected security incidents.
  • Develop, optimize, and maintain detection rules, correlation logic, SOC use cases, investigation playbooks, and alert tuning activities.
  • Identify detection gaps, monitoring deficiencies, and false-positive trends, applying the MITRE ATT&CK framework to strengthen threat detection and monitoring capabilities.
  • Mentor SOC Analysts through technical coaching, investigation support, quality reviews, and adherence to SOC standards.
  • Provide part-time support to the Vulnerability Management (VM) function, including vulnerability validation, risk prioritization, remediation support, and coordination with relevant stakeholders.
  • Produce technical reports, security assessments, operational metrics, and stakeholder briefings, while supporting tabletop exercises, post-incident reviews, and continuous improvement initiatives to enhance SOC processes, operational efficiency, and service quality..


Qualifications

ABOUT YOUR SKILLS
  • Advanced experience investigating and responding to security events using SIEM and EDR/XDR platforms.
  • Strong understanding of the incident investigation, triage, and escalation lifecycle within enterprise environments.
  • Expertise in analyzing and correlating logs from endpoints, cloud services, identity platforms, networks, firewalls, proxies, VPNs, and applications.
  • Proven ability to develop, tune, and optimize detection rules, correlation logic, and SOC use cases to improve threat detection.
  • Proficiency with security query languages such as KQL, Lucene, EQL, and Sigma, with scripting experience in PowerShell and/or Python.
  • Strong technical knowledge of Windows, Linux, Active Directory, Microsoft 365, Azure/AWS, networking, and common cyberattack techniques.
  • Deep understanding of the MITRE ATT&CK framework and its application to security monitoring, threat detection, and incident investigations.
  • Excellent analytical, communication, mentoring, and documentation skills, with a proactive mindset and commitment to continuous learning.
  • Bachelor's degree in information technology, Cybersecurity, Computer Science, or a related discipline, with 3-5 years of experience in a SOC L2 Analyst or equivalent Security Operations role.
  • Industry-recognized cybersecurity certification such as SC-200, GCIH, GCIA, CySA+, ECIH, or a related credential demonstrating expertise in security operations and incident response.


WHAT WE OFFER

We're all about diversity. We operate in 200 countries and speak 60 different languages and cultures. We're really proud of our inclusive environment. Our offices are comfortable and fun places to work, and we make sure you get to work from home too. Find out what it's like to join our team and take a step closer to your best life ever.

Flex Week: Work from home up to 2 days/week (depending on your team's needs)
Flex Day: Make your workday suit your life and plans
🌎 Flex Location: Take up to 30 days a year to work from any location in the world
🌿 Employee Wellbeing: Access our 24/7 EAP and Champion Health platform for all-around wellbeing
Professional Development: Build your skills with LinkedIn Learning and internal training programs
Competitive Benefits: Designed to suit your country and contract type

Compensation Note

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