**Make an impact with NTT DATA** Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive. **Your day at NTT DATA** The Security Managed Services Engineer (L1) is an entry level engineering role, responsible for providing a managed service to clients to ensure that their Firewall infrastructure remain operational through proactively identifying, investigating, and routing the incidents to correct resolver group. The primary objective of this role is to ensure zero missed service level agreement (SLA) conditions and focuses on first-line support for standard and low complexity incidents and service requests. The Security Managed Services Engineer (L1) may also contribute to / support on project work as and when required. **What you'll be doing** + **Responsibilities:** + Configure and maintain the SIEM system, ensuring that it's properly set up to collect and analyze security event data. Develop, customize, and manage security rules within the SIEM to detect and respond to security threats. Monitor SIEM alerts, investigate them, and take appropriate actions based on the severity and nature of the alerts. Oversee the collection, normalization, and storage of log data from various sources. + Develop and document incident response procedures, and lead or assist in incident response efforts when security incidents occur. Analyze and investigate security events from various sources. Manage security incidents through all incident response phases to closure. Utilize SIEM, SOAR, UEBA, EDR, NBAD, + PCAP, Vulnerability Scanning, and Malware analysis technologies for event detection and analysis. + Update tickets, write incident reports, and document actions to reduce false positives. Develop knowledge of attack types and finetune detective capabilities. + Identify log sources and examine system logs to reconstruct event histories using forensic techniques. + Align SIEM rules and alerts with the LIC’s security policies and compliance requirements. + Conduct computer forensic investigations, including examining running processes, identifying network connections, and disk imaging. + Maintain and support the operational integrity of SOC toolsets. + Collaborate with SIEM solution vendors for updates, patches, and support to ensure the system's reliability and effectiveness. + Maintain thorough documentation of the SIEM system's configuration, procedures, and incident response plans. + Proactively identify and report system security loopholes, infringements, and vulnerabilities to the Security Operations Centre Manager in a timely manner. + Work closely with other IT and security teams during incident response, coordinating efforts and sharing information to mitigate security incidents effectively. + Ensure that the SIEM system helps the LIC meet regulatory compliance requirements and is ready for security audits. + Continuously optimize the SIEM system for efficient performance, ensuring it can handle the volume of data and remain responsive. + Develop automation scripts and workflows to streamline common security response tasks and enhance efficiency. **Workplace type** **:** On-site Working **About NTT DATA** NTT DATA is a $30+ billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize and transform for long-term success. We invest over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure, and connectivity. We are also one of the leading providers of digital and AI infrastructure in the world. NTT DATA is part of NTT Group and headquartered in Tokyo. **Equal Opportunity Employer** NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.