Cybersecurity Engineer

iSystems Security Limited; Hong Kong; On-site; HKD 350,000 - 700,000; Full time

Benefits offered by this job

Competitive Package

Career Growth

Work-Life Balance

Job summary

iSystems Security Limited in Hong Kong seeks Cybersecurity Consultants to join our team, focusing on offensive and defensive security, threat hunting, and client engagements.

You will conduct hands-on security assessments, respond to incidents, and contribute to our methodologies while pursuing professional certifications. We value ethics, clear communication, and continuous learning in a dynamic environment.

Qualifications

• A university degree in IT, Computer Science, AI, Data Science, or a related field.
• Hands-on experience in Penetration Testing, Red Teaming, Cyber Incident Response, or Digital Forensics.
• Active certifications such as CISA, CISM, CISSP, CISP, OSCP or equivalent preferred.
• Strong analytical and problem-solving skills with a proactive mindset.
• Excellent communication and interpersonal skills with clients and team members.

Responsibilities

• Executing penetration tests and vulnerability assessments across network, web, and mobile applications.
• Participating in red team/blue team exercises to strengthen client defenses.
• Assisting in cyber incident response and digital forensic investigations.
• Preparing clear, actionable technical reports detailing findings and remediation strategies.
• Taking ownership of project tasks and improving methodologies.

Skills

Penetration Testing

Red Teaming

Cyber Incident Response

Digital Forensics

Analytical Thinking

Communication Skills

Education

Bachelor's degree in IT/CS/AI/Data Science

Job description

Join Our Mission to Defend Digital Frontiers

At iSystems Security Limited, we are the trusted partner in cybersecurity, protecting businesses and institutions from evolving digital threats. We are seeking proactive and skilled Cybersecurity Consultants to join our dynamic team. If you are passionate about offensive and defensive security and want to apply your skills to meaningful challenges, this is your opportunity to grow with us together.

Key Responsibilities

In this role, you will be at the forefront of our technical delivery, conducting hands‑on security assessments and responding to active incidents. Your core duties will include:

Executing penetration tests and vulnerability assessments across network, web, and mobile applications.

Participating in and simulating red team/blue team exercises to strengthen client defenses.

Assisting in cyber incident response and digital forensic investigations.

Preparing clear, actionable technical reports for clients, detailing findings and remediation strategies.

Taking ownership of project tasks and contributing to the continuous improvement of our methodologies.

We Are Looking For You If You Have

A university degree in IT, Computer Science, AI, Data Science, or a related field.

Practical, hands‑on experience in Penetration Testing, Red Teaming, Cyber Incident Response, or Digital Forensics.

Preferred active certifications such as CISA, CISM, CISSP, CISP, OSCP, or equivalent.

Strong analytical and problem‑solving skills with a self‑initiated mindset.

Excellent communication and interpersonal skills to effectively collaborate with team members and clients.

A commitment to ethics and professionalism in all aspects of security work.

Why Join iSystems?

Meaningful Work: Tackle complex security challenges for a diverse portfolio of clients.

Career Growth: We support continuous learning and professional certifications.

Competitive Package: We offer a competitive market‑rate salary and benefits.

Work‑Life Balance: We respect your personal time and foster a supportive team environment.

Confidentiality Assured: All applicant information is handled with the utmost confidentiality.

We are an equal opportunity employer.