Senior Soc Analyst

Access Healthcare; Chennai District; On-site; INR 1,200,000 - 2,000,000; Full time

Job summary

Access Healthcare is seeking an experienced Security Analyst (Tier 2) for its Security Operations Center. The role focuses on detection, investigation, and response to cybersecurity incidents across a large enterprise environment.

Responsibilities include managing SIEM health, coordinating Tier 2 IR, documenting investigations, and improving detection across MITRE ATT&CK frameworks with EDR and firewall visibility. A strong background in SOC operations is expected.

Qualifications

• Bachelor's degree in Information Technology, Cyber Security or Forensics.
• 5–10 years in a 24x7 SOC environment.
• Hands-on with SIEM tools (Splunk, Sentinel, QRadar).
• EDR expertise with major vendors.
• Certs such as CEH, CHFI, CompTIA+, GCIA, GCIH or equivalent.

Responsibilities

• Manage SIEM platform: ingestion health, onboarding, parser validation, rule accuracy.
• Lead Tier 2 incident response per IR playbook and SLAs.
• Document investigations in ITSM tools (ServiceNow, Jira).
• Perform RCA and contribute to post-incident reports.
• Develop and tune detection rules, correlations, and MITRE ATT&CK mappings.
• Onboard missing log sources; optimize data sources for SIEM.

Skills

SIEM & monitoring

Incident response

EDR expertise

Threat hunting

Threat intelligence

Education

Bachelor's in IT/Cyber Security

Tools

Splunk

Microsoft Sentinel

QRadar

CrowdStrike Falcon

Microsoft Defender for Endpoint

SentinelOne

Job description

Job description

Greetings from Access Healthcare!!!

Role:

We are seeking an experienced Security Analyst (Tier 2) to join our Security Operations Center (SOC) team. The successful candidate will serve as a subject matter expert in enterprise security monitoring, responsible for the detection, investigation, and response to cybersecurity incidents and threats across a large-scale, complex enterprise environment.

Responsibilities:

• Manage and maintain the SIEM platform ensuring log ingestion health, data source onboarding, parser validation, and rule accuracy.
• Lead and coordinate Tier 2 incident response activities containing, eradicating, and recovering from security incidents in line with the SOC IR playbook and defined SLAs.
• Document all investigation steps, findings, evidence, and actions taken accurately within the ITSM / ticketing system (e.g. ServiceNow, Jira).
• Perform root cause analysis (RCA) on significant incidents and contribute lessons learned to post-incident review reports.
• Develop, tune, and maintain detection rules, correlation rules, and dashboards to improve coverage across the MITRE ATT&CK framework.
• Identify log source gaps and work with IT and infrastructure teams to onboard missing data sources into the SIEM.
• Automate repetitive triage tasks through SOAR playbooks (e.g. Cortex XSOAR, Sentinel Logic Apps) to improve analyst efficiency and reduce MTTD/MTTR.
• Monitor and investigate endpoint telemetry using EDR platforms (e.g. CrowdStrike Falcon, Microsoft Defender for Endpoint, Sentinel One) to detect malicious activity including malware, ransomware, and livingoff-the-land (LotL) attacks.
• Analyse firewall logs and network traffic data (Palo Alto, FortiGate, Cisco ASA, Check Point) to identify suspicious traffic patterns, policy violations, and network-based threats.
• Investigate alerts originating from IDS/IPS systems, web proxies, DNS security platforms, and network detection and response (NDR) solutions.

Consume and operationalize threat intelligence feeds (commercial and open-source) triaging IOCs, enriching alerts, and updating blocking lists in SIEM, firewall, and EDR platforms.

• Track active threat campaigns, adversary groups, and CVEs relevant to the organizations sector and technology stack.
• Collaborate with IT, infrastructure, and engineering teams on threat remediation.

Qualification:

• Any degree in information technology specialization in Cyber Security/ Forensic, computer science, Information Technology
• 5 to 10 years of experience working in a 24x7 Security Operation Center (SOC) environment.
• Hands-on experience working with any of the SIEM tools (Splunk, Microsoft Sentinel, or QRadar) EDR expertise (CrowdStrike Falcon, Microsoft Defender, SentinelOne, or Cortex XDR)
• Relevant certifications such as CEH, CHFI, COMPTIA +,GCIA, GCIH, Splunk, Elastic, Microsoft Sentinel, QRadar, or equivalent.