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penetration tester Job Opening In Singapore, Singapore – Now Hiring INFINITY CYBERSEC PTE. LTD.


Job description

Roles & Responsibilities

Job Overview

We seek a Penetration Testing with CAT1 clearance to lead VAPT for Singapore government and critical infrastructure sectors.

You will execute full-scope attacks (networks, apps, cloud, OT), bypass advanced defenses, and deliver actionable remediation strategies.

This role requires CREST/OSCP certification, deep exploit development skills, and experience with GovTech cybersecurity frameworks.

Core Responsibilities

Advanced Threat Emulation:

1.

CAT1-cleared engagements:

2.

Network: Breach segmented govt networks (e.g., air-gapped systems)

3.

Applications: Exploit web/mobile apps (SCADA interfaces, GovTech portals)

4.

Cloud: Attack AWS GovCloud/Azure Government environments

5.

OT: ICS/SCADA system penetration (Siemens, Rockwell)

6.

Develop custom malware/exploits (C++, Python) to evade EDR/XDR.

Red Team Operations:

1.

Lead multi-vector campaigns:

2.

Phishing (Evade Proofpoint/MS ATP)

3.

Physical security bypass (RFID cloning, access control spoofing)

4.

Wireless attacks (802.1X, WPA3-Enterprise)

5.

Document TTPs aligned with MITRE ATT&CK for ICS/Enterprise.

Govt Compliance & Reporting:

1.

Align tests with IM8, CSA Red Teaming Guidelines, and NIST SP 800-115.

2.

Deliver executive briefings to CISOs with exploit demos.

3.

Create remediation playbooks

Research & Development:

1.

Reverse engineer firmware (Binwalk, Ghidra) for 0-day discovery.

2.

Contribute to ASEAN CERT advisories (e.g., SingCERT).

Technical Requirements

Non-Negotiable Credentials

1.

CAT1 Security Clearance

2.

Active Certifications: OSCP or CREST CRT/CCT (Inf/App)

3.

2+ years in pentesting

Tool Proficiency

1.

Exploitation - Metasploit Pro, Cobalt Strike, Burp Suite Pro, PowerSploit

2.

Post-Exploit - BloodHound, Mimikatz, Impacket, Covenant C2

3.

Forensics - Volatility, Wireshark, CHIRP (ICS)

4.

Wireless - HackRF One, Proxmark3, Wi-Fi Pineapple

5.

Cloud - Pacu (AWS), MicroBurst (Azure), GCP IAM Exploit Toolkit

Preferred Qualifications

1.

Certifications: OSCE³, CREST CCT Gold, OSCP

2.

Govt Framework Experience: IM8 Penetration Test Guidelines, CSA Cyber Essentials

3.

Public Contributions: CVEs, exploit-db submissions, conference talks (Black Hat Asia, DEFCON)

Tell employers what skills you have
Security Clearance
Remediation
Wireshark
Exploitation
Physical Security
Wireless
Access Control
SCADA
Phishing
Gold
Penetration Testing
Python
Firmware
GCP
Burp Suite

Required Skill Profession

Other General


  • Job Details

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Unlock Your penetration tester Potential: Insight & Career Growth Guide


Real-time penetration tester Jobs Trends (Graphical Representation)

Explore profound insights with Expertini's real-time, in-depth analysis, showcased through the graph here. Uncover the dynamic job market trends for penetration tester in Singapore, Singapore, highlighting market share and opportunities for professionals in penetration tester roles.

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The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at INFINITY CYBERSEC PTE. LTD. adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

1. Independence

2. Loyalty

3. Impartiapty

4. Integrity

5. Accountabipty

6. Respect for human rights

7. Obeying Singapore laws and regulations

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Interview Tips for penetration tester Job Success

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Other Openings

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