Cyber Infrastructure Engineer

Ensign InfoSecurity; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

Ensign InfoSecurity is seeking an experienced Infrastructure Engineer to implement, maintain and operate the project’s network and infrastructure. You will work with the security team to deliver required applications and integrations, and identify improvements for the implementation.

You will perform day-to-day operations, automate infrastructure, manage both virtual and physical servers, support vulnerability remediation, and help optimize costs while upholding security standards.

Qualifications

• 1+ year managing Windows and RedHat Enterprise Linux configurations and troubleshooting.
• Experience with firewalls and TCP/IP stack.
• Scripting using PowerShell, Bash, or Python.
• Experience with virtualization software and bare-metal hypervisors.
• Physical server management experience.
• Strong troubleshooting and analytical skills; able to communicate with stakeholders.
• Basic project-management skills; team-oriented attitude.
• Disciplines in CS/Engineering/IT are advantageous.

Responsibilities

• Carry out implementation, maintenance, support and operation of the project’s network and infrastructure.
• Maintain understanding of the architecture and work with security team to deliver applications and integrations.
• Identify and recommend improvements for the implementation.
• Perform day-to-day operations, change requests, troubleshooting and maintenance.
• Automate infrastructure for build and maintenance; manage network connectivity and security rules.
• Manage virtual network appliances and patch management for Linux and Windows.
• Support vulnerability assessments and remediation for security hardening.
• Assist with cost optimization and resource management.
• Contribute to workflow/process improvements and security standards.
• Share knowledge via documentation and sessions; collaborate with vendors and internal teams to resolve infrastructure issues.

Skills

Windows/ Linux

Firewall & TCP/IP

Scripting

Virtualization

Server management

Troubleshooting

PM basics

Security mindset

Education

Bachelor's in CS/Engineering

Tools

VMware

Job description

• Carry out implementation, maintenance, support and operation of the project’s network and infrastructure.
• Maintain understanding of the architecture and work with security team to deliver the required applications and integrations.
• Identity, evaluate and recommend new areas of improvements for the implementation.
• Perform day to day operational task, scheduled change requests, troubleshooting and maintenance of the implementation.
• Maintain code to automate infrastructure for build and maintenance, managing network connectivity, security rules, compliances to security and auditable standards.
• Managing of virtual network appliances and patch management infrastructure for Linux and Windows.
• Support vulnerability assessments by reviewing and providing remediation to the security hardening of the resources.
• Support resource management in the environment helping in cost optimization.
• Involvement in improving and evolving workflow, processes and best practices to increase system maintenance efficiency and security standards.
• Sharing of knowledge through technical documentation, knowledge-based articles and sharing sessions with fellow peers in the team.
• Collaborate with external parties, vendors and internal teams to resolve infrastructure issues.

Requirements

• At least 1 year of experience in Windows and RedHat Enterprise Linux configuration and troubleshooting.
• Working experience in network firewalls & TCP-IP stack.
• Working experience in Powershell, bash and/or python scripting.
• Working experience with virtualization software & bare-metal Hypervisors.
• Working experience with physical server management.
• Strong troubleshooting and analytical skills for resolving issues and delivering updates to stakeholders.
• Basic project management skills.
• Positive working attitude and a team player.
• Passionate in information security and keen attitude to learn.
• Professional certificates in Cisco Networking, VMWare, RedHat, MCSE, or equivalent will be an added advantage.
• Disciplines in Computer Science, Computer or Electronics Engineering, Information Technology or related qualifications will be an added advantage.