IT Security Administrator

Tata Consultancy Services (TCS) is an IT services, consulting and business solutions organization that has been partnering with many of the world’s largest businesses in their transformation journeys for over 50 years. TCS offers a consulting‑led, cognitive powered, integrated portfolio of business, technology and engineering services and solutions. This is delivered through its unique Location Independent Agile™ delivery model, recognized as a benchmark of excellence in software development.A part of the Tata group, India's largest multinational business group, TCS has over 616,171 of the world’s best‑trained consultants with 157 nationalities in 53 countries. For more information, visit www.tcs.com and follow TCS news at @TCS_News.Job DescriptionKey responsibilitiesSecurity OperationsMonitor security tools and dashboards (SIEM, EDR, firewall logs, IDS/IPS).Detect, analyze, and respond to security incidents following incident response procedures.Conduct daily security health checks across infrastructure (servers, endpoints, network devices).Access & Identity ManagementAdminister user accounts, permissions, and roles across Active Directory, Azure AD, and business applications.Enforce least‑privilege, MFA, and password policies.Regularly audit and certify access rights.Manage endpoint protection solutions (EDR/AV).Implement patch management for servers, workstations, and network appliances.Maintain configuration baselines aligned with security best practices.Manage firewall rules, VPNs, and security policies.Support IDS/IPS systems and network access control (NAC).Monitor and maintain secure network segmentation.Threat & Vulnerability ManagementPerform vulnerability scans and coordinate remediation with IT teams.Track security findings until closure and maintain vulnerability logs.Stay informed on emerging threats, zero‑days, and security advisories.Compliance & Policy EnforcementEnforce IT security policies, SOPs, and standards (ISO 27001, NCA/ESS, CIS).Maintain audit logs and evidence for internal/external audits.Support risk assessments and compliance reviews.Documentation & ReportingMaintain security documentation, asset inventories, and operational procedures.Prepare periodic security reports (incidents, vulnerabilities, compliance status).Document lessons learned from security events.Thank you for your interest in applying for this position with TCS. We will review your application and will get back to you if we are considering your interest in this opportunity.Application Deadline: 31-Mar-2026Privacy Notice:https://ibegin.tcs.com/iBegin/privacy-notice#J-18808-Ljbffr