Red Alpha Cybersecurity is hiring Full-Stack Infrastructure Engineers who are eager to design, implement, and maintain robust and secure infrastructure across LAN, WAN, and cloud environments. You'll be involved in both project-based work and the daily operations of mission-critical systems, with opportunities to grow into advanced roles across networking, infrastructure, and cybersecurity.

What You'll Be Doing

Design, implement, and maintain LAN, WAN, WLAN, VPN, and firewall systems
Configure and deploy network appliances, routers, switches, and load balancers (e.g. Cisco, Fortinet)
Conduct vulnerability assessments and support remediation across network layers
Troubleshoot network performance issues and ensure minimal downtime
Work closely with clients and teams to generate system specs and present architecture solutions
Plan, execute, and monitor IT infrastructure setup and upgrades (on-prem and virtualised)
Manage and maintain Windows, Unix/Linux servers, virtual machines, and databases (e.g. SQL Server, Oracle)
Perform routine preventive maintenance and respond promptly to system alerts and issues
Support operational systems to meet SLA requirements
Participate in change management, disaster recovery, and patch management processes

What You Should Know or Be Eager to Learn

Preferred Technical Skills (not mandatory)

CCNA certification is required; CCNP is a strong advantage
Familiarity with Microsoft Windows Server, Linux/Unix OS, and VM environments
Basic database knowledge (e.g. SQL Server, Oracle)
Hands-on experience with networking devices (e.g. Cisco routers/switches, firewalls, VPNs)
Understanding of system hardening, patching, and ITIL-based operations
Exposure to security appliances and tools for vulnerability scanning and network monitoring

Mindset We Look For

Problem-solver with strong analytical and troubleshooting skills
Detail-oriented and self-motivated
Strong communication and teamwork abilities
Ability to stay up to date with evolving infrastructure and security technologies

All selected candidates will undergo a 10-week, fully sponsored on-the-job training with allowance, before being deployed full-time for 3 years.

By submitting your application for this position, you consent to the collection, use, and disclosure of your personal data by RED ALPHA CYBERSECURITY and its recruitment partners, including Employment and Employability Institute Pte Ltd, for the purpose of i) employment facilitation and ii) data and statistical analysis. You may find out more information on the PDPA policies at https://www.redalphacyber.com/privacy-policy and https://www.e2i.com.sg/pdpa/

Full-Stack Infrastructure Engineer (No Experience Needed)