Security Engineer

Tech Aalto Pte ltd; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

Tech Aalto Pte ltd is seeking a Security Engineer to manage and optimize our cybersecurity operations across on-premises and cloud environments. You will administer Tenable platforms (including Tenable One and Security Center), perform vulnerability assessments, and support CIS benchmark compliance.

Strong scripting skills (Ansible, Python, PowerShell) and experience with CyberArk PAM are essential. Applicants should have 5+ years of hands-on security operations, excellent communication, and the

Qualifications

• Bachelor’s degree in a related field is required.
• 5+ years of hands-on cybersecurity operations experience.
• 3+ years administering Tenable platforms (Tenable One/SC/Nessus).
• 3+ years troubleshooting Tenable Nessus (agent scans, credentialed scans, updates).
• 3+ years building Tenable Audit Files for CIS benchmarks compliance.
• Experience with PAM tools such as CyberArk.
• Vendor management and strong written/verbal communication skills.
• Experience across cloud environments and heterogeneous networks including CII.
• Tenable Security Center Specialist or equivalent certification is mandatory.

Skills

Tenable & Automation

Vulnerability Management

Nessus

PAM tools

Automation scripting

AI literacy

Education

Bachelor's degree in Cybersecurity/IT/CS

Tools

Tenable One

Tenable Security Center

Nessus Scanners

CyberArk

Prisma Cloud

Ansible

Python

PowerShell

Job description

Security Engineer

Key Skill - Tenable & Automation

Requirements

• Bachelor's degree in Cybersecurity, Information Technology, Computer Science, or related field.
• Minimum5years of hands-on experience in cybersecurity operations and security tool management.
• Minimum 3 years of hands-on experience administering and maintaining the Tenable vulnerability management platform, including Tenable One, Tenable Security Center, Nessus Scanners, and related components.
• Minimum 3 years of experience in administering and troubleshooting the Tenable Nessus platform, including agent-based scans, credentialed scans, plugin updates, scan policies, and vulnerability assessment operations.
• Minimum 3 years of hands-on experience developing, maintaining, and optimizing Tenable Audit Files for CIS Benchmark compliance scans, including tailoring audit policies to organizational security standards and regulatory requirements.
• Hands-on ability in operating Privileged Access Management (PAM) tools such as CyberArk.
• Good vendor management skills.
• Good written and verbal communication skills withdemonstratedability to influence and communicate effectively with non-technical audiences including management.
• Applicants are expected to manage work in fast-paced environments, across heterogeneous networks including cloud environments, some of which are Critical Information Infrastructure (CII).
• Tenable Security Center Specialist or equivalent certification is a mandatory requirement for this role. Candidates who do not have the relevant certification are advised not to apply.

Preferred Qualifications,Knowledgeand Experience

• Proven ability to manage andmaintaincyber security operations.
• Good understanding of Vulnerability Management (VM) and Compliance Management processes, with hands-on experience using enterprise security tools such as Tenable Nessus and Palo Alto Networks Prisma Cloud (formerly Twistlock) for vulnerability assessment, compliance monitoring, and remediation support.
• Experience with automation tools and scripting (Ansible, Python, PowerShell)to automate repetitive tasks.
• Experience with Singapore Government security standards and compliance frameworks (IM8, CSA guidelines).
• Experience in harnessing AI solutions to continuously improve cybersecurity operations efficiency, including processes and service delivery, is advantageous.
• Experience indemonstratingAI literacy with the ability to use AI tools responsibly, ethically, and securely, ensuring compliance with organisational policies, data privacy, confidentiality, and governancerequirements.
• Understanding of financial sector security requirements and regulations.
• Tenable Security Center Expert or equivalent certification is preferred.