Cyber Engineer (CrowdStrike)

About the role

NCS, an AI tech services company and subsidiary of the Singtel Group, is hiring a full-time Cyber Engineer in Singapore focused on CrowdStrike. The role covers assessment reports, remediation plans and tuning outputs for Host-Based Firewall, Custom IOA, Asset Discovery and Configuration Baseline, plus vulnerability detection for network equipment.

Key responsibilities

• Review existing Host-Based Firewall, Custom IOA, Asset Discovery, Configuration Baseline and network equipment vulnerability detection scopes, including configuration and log reviews, findings, gaps and recommended actions.
• Deliver a prioritised remediation and tuning plan with configuration updates, false-positive tuning, rule corrections and validation activities.
• Produce a Host-Based Firewall artefact with policy design findings, validation results, rule and host group mapping, duplicate or disabled rules, gaps, blocked traffic observations and the final policy baseline.
• Produce a Custom IOA artefact with rule group and policy assignments, alert findings, false-positive tuning, refined exclusions, redundant rules and the final IOA baseline.
• Produce an Asset Discovery artefact with asset listing, onboarding status, CMDB and MDOTS comparison, unmanaged assets, ownership status and follow-up actions.
• Produce a Configuration Baseline artefact with configuration references, policy mappings, gaps, remediation actions and the final approved CrowdStrike baseline.
• Set up and run the process for detecting network equipment vulnerabilities through CrowdStrike, validate findings against CMDB and asset records, report periodically and hand over operational documentation and governance.
• Provide testing evidence, an operational handover guide and a knowledge transfer session with the Day 2 Operations team.

Required profile

• Degree or higher in Cybersecurity, Computer Science, Engineering or Information Systems.
• At least 3 years of experience in cybersecurity, IT infrastructure or related technical roles.
• Understanding of network protocols, firewalls and security architectures.
• Good communication skills and adaptability to fast-paced project environments.
• Singapore citizenship required due to project sensitivity.

Required skills

• CrowdStrike Falcon Administrator certification (CCFA preferred)
• Host-Based Firewall and Custom IOA configuration and tuning
• Asset discovery and configuration baseline management