Design Architect/ Technical Project Consultant

Opensource; Singapore; On-site; SGD 120,000 - 170,000; Full time

Job summary

Opensource is seeking a Design Architect / Technical Project Consultant to act as the technical authority for a major defence account. You will provide architecture governance, leadership, project oversight, and escalation support to ensure designs meet operational, security, and business requirements across engineering teams.

You will lead design reviews, validate implementation methodologies, mentor engineers, and oversee vulnerability management while contributing to the delivery of medium to

Qualifications

• Bachelor's degree in CS/IT/Engineering with 4–6 years of experience in technical design and architecture.
• Certifications in architecture, data networking or cybersecurity, cloud, or infrastructure technologies.
• Experience in large enterprise or defence-related environments.
• Knowledge of Vulnerability Assessment and Remediation.

Responsibilities

• Lead and chair Preliminary Design Reviews (PDR) and Critical Design Reviews (CDR).
• Review, evaluate, and approve technical designs for compliance with requirements.
• Validate all Method of Procedures (MOPs) prior to implementation.
• Conduct POC activities and solution demonstrations for customers.
• Provide architectural guidance for complex infrastructure solutions.
• Act as Level 3 escalation point for incidents and issues.
• Drive root cause analysis and corrective actions for critical incidents.
• Contribute to planning, design, and delivery of medium to large projects.

Skills

Stakeholder management

Presentation & communication

Independent working

Self-driven

Education

Bachelor's degree in CS/IT/Engineering

Professional certifications in architecture/cybersecurity/cloud

Tools

Cisco networking

Firewall technologies

Cloud infrastructure

Virtualization

Backup solutions

Job description

1. Job Summary

The Design Architect / Technical Project Consultant serves as the technical authority for a major defence account, providing architecture governance, technical leadership, project oversight, and escalation support. The role is responsible for ensuring solution designs meet operational, security, and business requirements while driving technical excellence across engineering teams. The incumbent will lead design reviews, validate implementation methodologies, mentor engineers, oversee vulnerability management activities, and contribute to the successful delivery of medium to large-scale projects.

2. Job Description

Architecture and Design Governance

• Lead and chair all Preliminary Design Reviews (PDR) and Critical Design Reviews (CDR).
• Review, evaluate, and approve technical solution designs to ensure compliance with customer, operational, and security requirements.
• Validate all Method of Procedures (MOPs) prior to implementation.
• Conduct technical proof-of-concept (POC) activities and solution demonstrations for customers and stakeholders.
• Provide architectural guidance and technical recommendations for complex infrastructure and system solutions.

Technical Leadership and Escalation Management

• Act as the Level 3 technical escalation point within the service tower for complex incidents and technical issues.
• Provide expert technical consultation and troubleshooting support to engineering teams.
• Drive root cause analysis and corrective actions for critical incidents.
• Review bug reports, firmware updates, security advisories, and vulnerability assessments to determine operational impact and remediation strategies.

Project Delivery and Consultancy

• Contribute technical expertise to projects involving complex systems, methodologies, and specialized technologies.
• Participate in the planning, design, implementation, and transition of medium to large-scale projects.
• Ensure technical deliverables are aligned with project objectives, scope, schedule, and quality requirements.
• Provide technical oversight throughout project execution.

3. Job Requirement:

• Degree in Computer Science, Information Technology, Engineering, or related discipline with minimum 4 to 6 years of experience in technical design, architecture, system integration, or infrastructure engineering.
• Relevant professional certifications in architecture, data networking (Cisco/ Alcatel Lucent, Firewalls (Checkpoint/ Palo Alto/ Fortinet firewall), cybersecurity, cloud, or infrastructure technologies.
• Conversant in multiple system products and solutions including server, storage, virtualization / cloud infrastructure, backup solutions, etc
• Experienced supporting large enterprise or defence-related environments.
• Knowledge in Vulnerability Assessment and Remediation
• Experience in SI environment preferred
• Stakeholder management
• Excellent Presentation and Communication Skills
• Required to work independently and make decisions with minimal supervision.
• Self-driven and motivated individual is required.
• Due to project requirements, security clearance will be needed.