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Firewall Support Engineer

26 Oct 2026
  • Singapore
  • Permanent
  • On-site

Job Description:

Responsibilities:

  • Investigate and respond to security incidents and breaches escalated from L1 support, performing root cause analysis to prevent recurrence.

  • Monitor and analyze security alerts and events from various sources, including SIEM (Security Information and Event Management) platforms (e.g., QRADAR) and security dashboards.

  • Conduct regular vulnerability assessments and coordinate penetration testing activities to identify weaknesses in systems and networks.

  • Implement, configure, troubleshoot, and maintain security technologies such as firewalls (e.g., Palo Alto, Fortigate, Check Point), intrusion detection/prevention systems (IDS/IPS), EDR/AV, CipherTrust (Tokenization Server), HSM, 2FA, PAM, IBM Guradium and Rapid 7.

  • Develop, maintain, and enforce security policies, procedures, and documentation, ensuring compliance with industry standards and regulations.

  • Proactively search for hidden threats, malware, and vulnerabilities in the system to enhance detection capabilities.

  • Collaborate with IT, development, and L3 teams to address security issues and implement best practices. May also assist in training and mentoring junior (L1) security staff.

  • Prepare detailed reports and documentation of security incidents, analyses, and system status for management and compliance purposes. 

  • May require participation in a 24/7 on-call rotation to address critical incidents and ensure minimal downtime and be onsite if necessary

Requirements:

  • Bachelor's degree in Information Security, Computer Science, or a related field, or equivalent work experience.

  • 3+ years of proven experience in cybersecurity or information security roles, with a focus on L2 support or similar responsibilities. Minimally 1-2 years of experience in supporting mission critical systems with a stringent SLA of 99.9%

  • Strong understanding of security protocols, TCP/IP, network security, operating systems (Linux, Windows), and cloud security concepts. Well-versed in IT Service Management (ITSM) standards, processes, guidelines and best practices is an advantage.

  • Hands-on experience with security tools such as SIEM, firewalls, vulnerability scanners (e.g., Tenable), and incident response platforms.

  •  Relevant certifications such as CompTIA Security+, Certified Ethical Hacker (CEH), or CISSP are highly valued.

  • Strong analytical thinking, problem-solving skills, attention to detail, and excellent communication and collaboration skills. 

All Successful candidates can expect a very competitive remuneration package and a comprehensive range of benefits.

Kindly email your resume in a detailed Word/pdf format to ashley@peopleprofilers.com 

We regret that only shortlisted candidates will be notified

People Profilers Pte Ltd

Tel:   6950 9753

EA Registration Number: R1111375

EA licence number 02C4944

EA Personnel: Lee Hui En Ashley