Cybersecurity Operations Engineer
Job ID: 20001
Location: ST Engineering Jurong East Bui, SG
Job Summary
We are seeking a Cybersecurity Operations Engineer with a strong focus on infrastructure operations.
This role involves managing and securing enterprise infrastructure including firewalls, networks, servers, and monitoring systems.
The ideal candidate will have hands‐on experience in system hardening, patch management, and infrastructure security tools.
Key Responsibilities
Lead primary day‐to‐day SIEM interactions with project team and cybersecurity staff
Perform SIEM, log collector deployment, configuration, maintenance, upgrades and troubleshooting both on‐premises and on the cloud
Optimize and streamline the operation and performance
Manage and maintain enterprise firewalls and network security appliances
Implement and monitor across servers, networks, and cloud environments
Perform system hardening and ensure compliance with security standards
Conduct regular patch management and vulnerability remediation
Automate frequently used processes and workflows with scripts and programs using scripting skills
Create technical documentation including SOPs and design documents related to system configurations, processes, and procedures
Work with external service providers to implement new projects or upgrades
Participate in incident response and investigations related to infrastructure breaches
Perform and participate in capacity planning, redundancy planning and execution of Disaster Recovery Plan
Provide ad hoc on‐site or remote technical support
Deployment of services / devices at customer sites
Interface with technical personnel and other teams as required
Qualifications
3+ years of experience in IT operations
Incident and Problem Management skills
Experience in designing, developing, testing, deploying, and maintaining security solutions
Familiarity with Windows and Linux systems
Experience with system hardening techniques and patch management tools
Proficiency in infrastructure monitoring tools such as Splunk, Nagios, or SolarWinds
Familiarity with cloud infrastructure security (AWS, Azure, GCP)
Excellent problem‐solving and communication skills
Preferred Skills
Experience with scripting or automation tools (e.g., Python, Ansible)
Prior experience in managing enterprise‐level network infrastructure
Well versed in Windows AD Management
Knowledge of ITIL frameworks and best practices for IT service management
ISMS 27001 audit knowledge
Familiarity with cloud security and firewalls (e.g., AWS Security Groups, Azure NSGs)
Experience with SIEM tools and log collection tools
Working Conditions
The position may require standby and occasional after‐hours support depending on operational needs
Work will be performed on‐site/remote as per the company policy
Work Location: Ang Mo Kio
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