Network & Security Architect Lead

CAREER CONNEX PRIVATE LIMITED; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

CAREER CONNEX PRIVATE LIMITED is seeking a senior network and security lead to drive deployment, configuration, integration and optimization of complex enterprise solutions. You will serve as the technical lead for mid to large‑scale projects, providing architectural guidance and cross‑functional oversight.

Collaborate with Project Managers to ensure scope, timelines and quality meet customer requirements. You will implement advanced security infrastructure across platforms such as Cisco, Palo

Qualifications

• Responsibilities include leadership of deployment, configuration, integration, and optimization of enterprise network and security solutions.
• Technical leadership for mid to large-scale projects with architectural guidance and cross-disciplinary oversight.
• Collaboration with Project Managers to meet scope, timelines, quality standards and customer requirements.
• Advanced implementation and support of network security infrastructure across multiple platforms.
• Root-cause analysis, incident resolution, and escalation for performance and security issues.
• Documentation of high-level and low-level designs, configurations, test procedures, and procedures.
• Knowledge-sharing sessions, internal training, and post-incident reviews to improve operations.
• Quality oversight to ensure security/governance compliance and project deliverables.
• Contribute inputs for project reporting and status updates.
• Support smooth transition from project to operations and maintenance.

Responsibilities

• Lead and oversee deployment, configuration, integration, and optimization of complex enterprise network and security solutions.
• Serve as the technical lead for mid to large-scale projects, providing architectural guidance, technical direction, and oversight across multi-disciplinary teams.
• Collaborate closely with Project Managers to ensure project scope, timelines, quality standards, and customer requirements are consistently met.
• Implement and provide advanced support for network security infrastructure solutions on platforms such as Cisco, Alcatel, Solarwinds, Cisco ISE, Cisco Firepower, Palo Alto, Checkpoint and Fortinet
• Drive complex root-cause analysis efforts, lead incident resolution, and act as technical escalation for network performance, security events, and critical connectivity issues.
• Prepare, review, and maintain comprehensive technical documentation, including high-level designs (HLDs), low-level designs (LLDs), configuration baselines, acceptance test procedures, installation guides, and operational procedures.
• Conduct knowledge-sharing sessions, internal training, and post-incident reviews to uplift team capability and improve operational efficiency.
• Provide quality oversight for processes and project deliverables and ensure compliance to prevailing security and governance requirements.
• Provide relevant inputs for project reporting and status update.
• Support the smooth transition of the implemented infrastructure from project implementation phase to operation & maintenance phase.

Job description

CAREER CONNEX PRIVATE LIMITED is seeking a senior network and security lead to drive deployment, configuration, integration and optimization of complex enterprise solutions. You will serve as the technical lead for mid to large‑scale projects, providing architectural guidance and cross‑functional oversight.

Collaborate with Project Managers to ensure scope, timelines and quality meet customer requirements. You will implement advanced security infrastructure across platforms such as Cisco, Palo