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