IT Security (ITSO)

RAPSYS TECHNOLOGIES PTE LTD; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

RAPSYS TECHNOLOGIES PTE LTD is seeking an IT Security Officer in Singapore to safeguard systems and ensure policy compliance. You will perform vulnerability assessments, review firewall rules, and support audits while enforcing identity management and access controls.

The role emphasizes collaboration with IT teams and security awareness initiatives. Ideal candidate has 4+ years in IT security, strong analytical skills, and a passion for protecting corporate assets.

Qualifications

• Bachelor’s degree in Information Technology, Cybersecurity, Computer Science, or related field.
• Min 2 years of experience in IT security or related field.
• Familiarity with vulnerability scanning tools, firewall configurations, and identity management.
• Experience supporting security audits and compliance processes.
• Understanding of security principles and best practices; familiarity with NIST/ISO frameworks is a plus.

Responsibilities

• Assist in vulnerability scanning and assessments to identify weaknesses.
• Prioritize and track remediation based on severity and impact.
• Collaborate with teams to mitigate identified vulnerabilities in a timely manner.
• Support firewall rules review and compliance with internal policies.
• Prepare for internal and external security audits; provide logs and reports.
• Monitor user access rights and enforce least-privilege access controls.
• Help with security awareness training and client-facing advisory support.
• Maintain audit trails for critical security events and incidents.

Skills

Vulnerability scanning

Firewall configurations

Identity management

Security audits

Risk assessments

SIEM familiarity

Incident response

Security policies

Analytical thinking

Team collaboration

Education

Bachelor’s degree in IT/Cybersecurity/CS

Tools

Vulnerability scanning tools

Firewall rule configurations

Identity management systems

SIEM systems

Job description

We are looking for a talented and detail-oriented IT Security Officer to join our team. The ideal candidate will have at least 4 years of experience in IT security, strong analytical skills, and a passion for protecting organizational assets. You'll play a key role in safeguarding our systems and ensuring compliance with security policies.

Job Description

Vulnerability Management

• - Assist in vulnerability scanning and assessments to identify security weaknesses within the client’s environment.
• - Help prioritize and track remediation efforts based on the severity and impact of vulnerabilities.
• - Collaborate with internal teams to ensure that identified vulnerabilities are mitigated in a timely manner.
• - Provide regular vulnerability reports and updates to the Senior IT Security Manager.

Firewall Rules Review and Management

• - Support the periodic review of firewall rules to ensure proper access control and network segmentation.
• - Work closely with network and infrastructure teams to assess and adjust firewall configurations as needed to enhance security.
• - Assist in ensuring that firewall rules comply with internal policies and regulatory requirements.

Audit Support

• - Assist in preparing for and supporting internal and external security audits.
• - Provide documentation, logs, and reports to auditors and ensure timely responses to audit requests.
• - Help track and resolve audit findings, ensuring corrective actions are implemented to meet compliance requirements.
• - Support the maintenance of audit trails for critical security events and activities.

Identity and Access Management (ID Validation)

• - Assist with user identity validation processes, ensuring proper authentication mechanisms are in place.
• - Support the enforcement of access control policies to ensure that only authorized personnel have access to sensitive data and systems.
• - Help monitor and audit user access rights, ensuring they align with role-based access controls and least privilege principles.

Security Awareness Training

• - Assist in the development and delivery of security awareness training programs for client employees and internal teams.
• - Help create educational materials to raise awareness about common cybersecurity threats (e.g., phishing, social engineering).
• - Track training progress and ensure all employees are regularly updated on security best practices.
• - Support client-facing initiatives to promote a culture of cybersecurity within the organization.

Security Advisory Support

• - Provide support for security advisory services by gathering information on emerging threats and vulnerabilities.
• - Assist the Senior IT Security Manager in providing recommendations for mitigating risks associated with new and emerging security threats.
• - Help maintain a repository of security advisories, updates, and patches, ensuring timely distribution to relevant stakeholders.
• - Support the investigation and response to security incidents, gathering data and providing initial analysis.
• - Help escalade security incidents and assist in documentation and resolution.
• - Participate in post-incident reviews to identify lessons learned and areas for process improvement.

Risk Management and Compliance

• - Help in conducting risk assessments to identify potential security risks and recommend mitigation strategies.
• - Assist with ensuring the client’s environment remains compliant with industry standards and regulations.
• - Contribute to the maintenance of security policies, procedures, and controls to ensure compliance and mitigate risks.

Collaboration and Communication

• - Work closely with other IT Security team members to implement and enforce security policies and practices.
• - Communicate effectively with internal teams and client stakeholders about security status, risks, and incidents.
• - Provide support in preparing reports, presentations, and security briefings for senior management and clients.

Continuous Learning and Improvement

• - Stay up-to-date on the latest trends in cybersecurity, including new tools, vulnerabilities, and attack techniques.
• - Participate in ongoing professional development to expand security knowledge and skills.
• - Assist in identifying and implementing improvements to existing security processes, policies, and tools.

Qualifications

Education:

• - Bachelor’s degree in Information Technology, Cybersecurity, Computer Science, or related field.
• - Relevant certifications such as CISM, CISA, CompTIA Security+, Certified Ethical Hacker (CEH), or equivalent are a plus.
• - Min 2 years of experience in IT security, cybersecurity, or a related field.
• - Hands-on experience or familiarity with vulnerability scanning tools, firewall rule configurations, and identity management systems.
• - Experience or exposure to supporting security audits and compliance processes.
• - Familiarity with network security concepts, SIEM systems, and basic incident response protocols is a plus.
• - Understanding of IT security principles and best practices.
• - Basic knowledge of security tools such as firewalls, antivirus software, IDS/IPS, and SIEM systems.
• - Familiarity with security frameworks (e.g., NIST, ISO 27001, CIS Controls).
• - Strong analytical and troubleshooting skills.
• - Good written and verbal communication skills.
• - Ability to work effectively in a team and manage tasks in a dynamic environment.