SOC Microsoft Sentinel Analyst

TCS is looking for a SOC Microsoft Sentinel Analyst

Work modality: Hybrid

(Candidate needs to be located or relocate to Querétaro, CDMX, Guadalajara or Monterrey, it will be requested to attend office at least 3 day per week)

Role Purpose

The SOC Microsoft Sentinel Analyst monitors, detects, investigates, and responds to cybersecurity events using Microsoft Sentinel and the Microsoft security ecosystem. The role supports Customer's global iSOC by delivering rapid threat detection, disciplined incident response, reliable case management, and continuous optimization of Sentinel monitoring capabilities.

Experience and Behavioral Competencies

• Advance English communication
• 2-4 years of experience in SOC, SIEM, or cybersecurity operations, with experience calibrated to role seniority.
• Practical Microsoft Sentinel experience in an enterprise-scale monitoring environment is strongly preferred.
• Strong investigative thinking, disciplined documentation, customer focus, ownership, and attention to detail.
• Clear written and verbal communication, collaboration across global teams, and composure during high-severity incidents.
• Ability and willingness to work within an approved 24x7 rotational shift model.

Fundamental and Required Technical Skills

• Hands-on Microsoft Sentinel operations, alert triage, incident investigation, and case management.
• Working proficiency in Kusto Query Language for investigation and threat hunting.
• Understanding of Microsoft Defender XDR and its endpoint, identity, cloud, and Microsoft 365 security signals.
• Working knowledge of MITRE ATT&CK and a structured Incident Response lifecycle; familiarity with NIST 800-61 is preferred.
• Foundational knowledge of TCP/IP, DNS, email security, firewalls, proxies, VPNs, and common network attack patterns.
• Working knowledge of Windows, Active Directory, Microsoft Entra ID, authentication events, endpoint telemetry, and privilege-related threats.
• Experience creating and maintaining high-quality incident records in ServiceNow or a comparable ITSM platform.
• Security monitoring knowledge across Azure and Microsoft 365 environments.

Core Operational Responsibilities

• Monitor, prioritize, and investigate alerts and incidents within Microsoft Sentinel.
• Analyze suspicious activity across cloud, endpoint, identity, email, application, and network data sources.
• Perform alert triage, validate the security event, determine scope and severity, and document the investigation rationale.
• Correlate events across Microsoft Sentinel, Microsoft Defender XDR, identity systems, cloud services, and integrated security tools.
• Escalate incidents to L2/L3, Major Incident Management, or other resolver groups according to playbooks and escalation matrices.
• Execute approved response actions and automated playbooks where authorized.
• Maintain accurate incident records, work notes, evidence, ownership, timestamps, and handover details in ServiceNow.
• Provide clear shift handovers and maintain follow-the-sun operational continuity.

What we offer to you:

• Direct contract (indeterminate time with initial probation period)
• Full payroll scheme
• Benefits of the law and above

Tata Consultancy Services is an equal opportunity employer, our commitment to diversity & inclusion drives our efforts to provide equal opportunity to all candidates who meet our required knowledge & competency needs, irrespective of any socio-economic background, race, color, national origin, religion, sex, gender identity/expression , age, marital status, disability, sexual orientation or any others. We encourage anyone interested to build a career in TCS to participate in our recruitment & selection process.