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PENETRATION TESTER

YY SMART TECH PTE. LTD.D14 Geylang, Eunos, SG

17 days ago

Job description

Roles & Responsibilities

Job Overview

We are seeking for a Penetration Tester with CAT1 Security 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 :

CAT1-cleared engagements :
Network : Breach segmented govt networks (e.g., air-gapped systems)
Applications : Exploit web / mobile apps (SCADA interfaces, GovTech portals)
Cloud : Attack AWS GovCloud / Azure Government environments
OT : ICS / SCADA system penetration (Siemens, Rockwell)
Develop custom malware / exploits (C++, Python) to evade EDR / XDR.

Red Team Operations :

Lead multi-vector campaigns :

Phishing (Evade Proofpoint / MS ATP)

Physical security bypass (RFID cloning, access control spoofing)

Wireless attacks (802.1X, WPA3-Enterprise)

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

Govt Compliance & Reporting :

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

Deliver executive briefings to CISOs with exploit demos.

Create remediation playbooks

Research & Development :

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

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

Technical Requirements

Non-Negotiable Credentials :

CAT1 Security Clearance

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

2+ years in pentesting

Tool Proficiency

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

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

Forensics - Volatility, Wireshark, CHIRP (ICS)

Wireless - HackRF One, Proxmark3, Wi-Fi Pineapple

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

Preferred Qualifications

Certifications : OSCE³, CREST CCT Gold, OSCP

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

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

Burp Suite

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Penetration Tester • D14 Geylang, Eunos, SG