Senior Information Security Engineer

Opensity Solutions; Metro Manila; On-site; PHP 900,000 - 1,500,000; Full time

Job summary

Opensity Solutions is seeking an experienced information security professional to join our security engineering team in the Philippines. You will design and maintain security controls across endpoints, networks, cloud, and identity systems, ensuring robust defense in depth for our enterprise clients.

This role requires hands-on expertise, collaboration with IT, cloud, and vendors, and strong incident response and remediation capabilities.

Qualifications

• Five or more years of information security, cybersecurity, infrastructure security, or related field.
• Experience implementing, administering, or supporting enterprise security technologies and controls.
• Experience with security monitoring, vulnerability management, endpoint security, secure configuration, incident response support, or related security operations.
• Experience collaborating with IT, infrastructure, cloud, or platform teams to implement or improve security controls.
• Experience supporting audits, assessments, control validation, or remediation activities is beneficial

Responsibilities

• Design, implement, administer, and maintain technical security controls across endpoint, network, identity, cloud, and infrastructure environments.
• Support the configuration, administration, and optimization of security technologies, including endpoint protection, email security, firewalls, VPN, logging, monitoring, vulnerability management, and related platforms.
• Monitor security events, alerts, and control health to identify issues, investigate suspicious activity, and support response and containment efforts.
• Partner with IT and infrastructure teams to implement secure configurations, system hardening measures, and technical safeguards aligned with organizational security standards.
• Perform technical security assessments, configuration reviews, and vulnerability analysis to identify control gaps and improvement opportunities.
• Support vulnerability remediation by validating findings, helping prioritize risk, and coordinating with system owners on corrective actions.
• Review penetration testing and security assessment results and help drive remediation planning and closure tracking.

Skills

Information security principles

Security technologies

Threat detection and analysis

Incident response

System hardening and least privilege

Analytical and problem-solving

Written and verbal communication

Team collaboration

Education

Bachelor's degree in Computer Science, Information Technology, Information Security, or related field

Tools

Firewalls

Endpoint protection

Vulnerability management tools

VPN solutions

Logging and monitoring tools

Identity and access controls

Encryption technologies

Cloud security configurations

Job description

Opensity Solutions is seeking an experienced information security professional to join our security engineering team in the Philippines. You will design and maintain security controls across endpoints, networks, cloud, and identity systems, ensuring robust defense in depth for our enterprise clients.

This role requires hands-on expertise, collaboration with IT, cloud, and vendors, and strong incident response and remediation capabilities.