Log collection:

• Manage log collection of new data log sources in SIEM which includes, but is not limited to, log ingestion process from various data sources located on premise or in the cloud, data mapping to Splunk Common Information Model, integration with existing Splunk data models, testing log ingestion, validating log ingestion quality with stakeholders;
• Document all relevant information in Confluence in accordance with CSDE standards;
• Coordinate such activity with CSDE team and T3 customers.

Service availability and monitoring:

• Act as one of the engineers and Subject Matter Expert (SME) for SIEM and Log Collection services within the Cyber Security Data team;
• Monitoring the availability and performance of the SIEM environment including log collection;
• Detecting and reporting to SDM any service degradation;
• Taking appropriate actions to restore the environment to a fully operational state when a problem is detected;
• Following best practices for maintaining the Splunk environment in a stable and reliable state with the objective of preventing any service degradation;
• Ensure that data security systems are installed, configured, and operating correctly and in line with dependencies with others systems or applications required;
• Ensure that data security systems operate within any KPI’s, as defined in Service Level Agreements with NCSC customers.

Change management:

• Implement changes to the SIEM environment including but not limited to: software upgrades, new applications deployment, deploying new servers, modifying existing configuration of the SIEM environment, collecting new data sources, deploying new software;
• Follow NCSC Change management process to get approval before implementing changes. This includes, but is not limited to, creating the change request, ensure all necessary information is provided in due diligence, following up the change request to ensure quick approval, attending to CAB meeting when necessary, providing impact assessment when required;
• Coordinate all these changes with CSDE and external teams;
• Develop and maintain documentation guidelines, standard operating procedures, system and service design documents and other relevant documentation that support management of the data security systems.

Reporting and advisory role:

• Attending meeting when there is a need for representing the cell, for providing technical advice or for reporting relevant information to the team or other stakeholders;
• Reporting any relevant information to the cell head, the SDM or other team members.

Providing support to customers:

• Provide support to customers (mainly security analysts but not limited to them) facing issues or needing technical assistance.