Security Architect

Role Overview

We are seeking an experienced Security Architect with strong expertise across cybersecurity architecture, penetration testing, voice/telecom technologies, and Telecom Service Act (TSA) compliance.

The successful candidate will work across telecom and voice environments, assessing security risks, defining security controls, supporting penetration testing activities, and ensuring compliance with applicable telecom security and regulatory requirements.

Key Responsibilities

• Design and review security architecture for telecom, voice, network, cloud, and communication environments.
• Conduct and oversee penetration testing, vulnerability assessments, and security testing across telecom and voice platforms.
• Identify security vulnerabilities, attack paths, and risks across VoIP, SIP, SS7, Diameter, IMS, and related telecom technologies.
• Develop security controls and architectures to protect telecom and voice infrastructure.
• Assess telecom environments against Telecom Service Act (TSA) requirements and applicable regulatory/security obligations.
• Support TSA security and compliance assessments, audits, and remediation activities.
• Translate regulatory requirements into practical technical security controls.
• Perform threat modeling, security risk assessments, and architecture reviews.
• Work with network, telecom, cloud, and infrastructure teams to remediate identified security gaps.
• Review security configurations, network segmentation, access controls, encryption, and monitoring controls.
• Support incident response and investigation of security issues affecting telecom and voice services.
• Prepare security architecture documentation, risk assessments, compliance evidence, and remediation plans.
• Engage with technical and business stakeholders to communicate security risks and recommended controls.