Backend Infrastructure & Security Systems Engineer(Linux / Windows) - #1161408

ES Recruitment Pte Ltd


Date: 9 hours ago
District: Ang Mo Kio
Salary: $5,800 - $7,000 / month
Contract type: Full time
Work schedule: Full day
ES Recruitment Pte Ltd

Backend Infrastructure & Security Systems Engineer(Linux / Windows) X 3 Openings

Security-Cleared Environment

Are you an experienced Systems Engineer who enjoys working with Linux, Windows Servers, infrastructure security, and mission-critical systems?

Join a professional engineering team supporting enterprise backend infrastructure and integrated security systems used in high-availability operational environments.

This role offers hands-on exposure to Linux administration, Windows Server management, cybersecurity hardening, disaster recovery, and enterprise security technologies.

What You'll Be Working On

As a Backend Infrastructure & Security Systems Engineer, you will be responsible for supporting, configuring, securing, and maintaining critical backend systems and infrastructure.

Your responsibilities include:

Infrastructure & Systems Administration

  • Configure and maintain Linux and Windows servers

  • Perform server installation, testing, deployment, and upgrades

  • Monitor system performance and ensure service availability

  • Support system lifecycle management and maintenance activities

Security Hardening & Compliance

  • Implement CIS hardening for Linux and Windows servers

  • Configure SSH security settings and access controls

  • Manage Linux user accounts, sudo privileges, and authentication policies

  • Maintain server security configurations in accordance with security standards

Backup, Recovery & Business Continuity

  • Execute backup and restoration activities

  • Support disaster recovery planning and testing

  • Validate system recovery procedures

  • Ensure business continuity readiness for critical systems

Troubleshooting & Incident Management

  • Investigate system incidents and perform root cause analysis

  • Implement corrective and preventive measures

  • Support change management activities and system enhancements

  • Work closely with project teams and stakeholders to resolve technical issues

Security Systems Support

Gain exposure to enterprise security technologies including:

  • Physical Security Information Management (PSIM)

  • CCTV Surveillance Systems

  • Access Control Systems

  • Alarm Monitoring Systems

  • Enterprise Network Infrastructure

What We're Looking For

Mandatory Skills

Linux Server Administration

Windows Server Administration

Server Configuration &Deployment

Infrastructure Troubleshooting

Backup & Recovery Operations

Basic Networking Knowledge

Strong Problem-Solving Skills

Preferred Experience

Candidates with any of the following experience are highly encouraged to apply:

  • CIS Hardening

  • Linux Security Configuration

  • SSH Administration

  • Sudo Privilege Management

  • Disaster Recovery Operations

  • Data Centre Operations

  • Infrastructure Support

  • Security Operations Environment

  • CCTV / Access Control Systems

  • PSIM Platforms

Educational Requirements

NITEC / Higher NITEC / Diploma / Degree in:

  • Information Technology

  • Computer Engineering

  • Electronics Engineering

  • Electrical Engineering

  • Cybersecurity

  • Or related disciplines

Relevant hands-on experience will also be considered.

Career Growth

Exposure to enterprise-scale infrastructure environments

Build experience in cybersecurity hardening and security systems integration

Technical Exposure

  • Linux & Windows Enterprise Servers

  • Security Hardening& Compliance

  • Disaster Recovery &Business Continuity

  • Integrated Security Platforms

  • Mission-Critical Infrastructure

Work Environment

  • Stable long-term project

  • Structured engineering processes

  • Collaborative technical team

  • Valuable security-cleared industry experience

Eligibility

Due to project security requirements, applicants must be eligible for at least Cat 2A Security Clearance.

EA License No: 09C4235 I EA Reg: R1103307 (Hong Mei Lin)



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