Senior Delivery Architect (ICT)

SINGAPORE TELECOMMUNICATIONS LIMITED; Singapore; On-site; SGD 100,000 - 130,000; Full time

Job summary

A leading telecommunications company in Singapore is seeking an experienced Senior Delivery Architect to design and deliver complex network solutions for enterprise customers. This role requires deep technical expertise, strong customer engagement skills, and leadership in both solution design and operational readiness. The ideal candidate should have proven experience in network design and strong stakeholder management capabilities.

Qualifications

• Proven experience in network design and delivery, with strong expertise in WAN, LAN, routing, and security.
• Demonstrated ability to manage large-scale, complex network design deployments and operations.
• Flexibility to work during non-standard hours, weekends, or public holidays when required.

Responsibilities

• Lead the design and delivery of complex network solutions for enterprise customers.
• Develop detailed network designs and oversee implementation.
• Attend weekly customer meetings to track progress and ensure alignment.

Skills

Network design and delivery

WAN and LAN expertise

Network security principles

Cloud and Automation

Presentation skills

Stakeholder management

Analytical and problem-solving skills

Job description

We are seeking a highly skilled Senior Delivery Architect to lead the design and delivery of complex network solutions for enterprise customers.

This role combines deep technical expertise, customer-facing skills, and cross-functional collaboration to ensure successful solution design, implementation, and operational readiness.

The Senior Delivery Architect will also play a key role in strategic design governance and internal capability building.

Customer Engagement & Communication

• Work closely with customer architects to understand requirements and design tailored WAN/LAN and security solutions.
• Attend weekly customer meetings to track progress and ensure design implementation aligns with expectations and timelines.
• Deliver compelling presentations to customers and internal management, effectively communicating design decisions, risks, and recommendations.

Solution Design & Delivery

• Develop detailed network designs (WAN, LAN, routing, security) and oversee implementation.
• Drive end-to-end delivery, from architecture through deployment and testing.
• Ensure seamless handover of designs by acting as a Technical Delivery SME (Day 1) and ensuring readiness with the Technical Operations SME (Day 2).
• Participate in the Design Council (internal and external) to review architecture, assess feasibility, and validate solutions through testing.

Internal Collaboration & Governance

• Support RFPs and pre-sales efforts, ensuring ESP’s capabilities address both Day 1 (setup) and Day 2 (operations).
• Collaborate with delivery and operations teams to address design challenges and align on best practices.
• Contribute to reusable frameworks, playbooks, and processes to improve consistency and scalability.

Operational Excellence & Escalation Support

• Ensure solutions are robust, secure, and scalable, meeting customer performance and availability requirements.
• Provide insights on Day 1 → Day 2 processes, ensuring smooth transitions into operational support.
• Lead or contribute to design validation, performance testing, and risk mitigation planning.
• Be prepared to attend weekly calls outside of business hours when required to support global or regional customers.
• Provide on-call support during weekends or public holidays for critical escalations or coverage, ensuring minimal customer impact.
• Participate in RCA/RFO and to be presented to customer and internal management team.

Skills for Success:

• Proven experience in network design and delivery, with strong expertise in WAN, LAN, routing, and security Cloud and Automation.
• Strong understanding of network security,cloud,automation principles, frameworks, and best practices.
• Demonstrated ability to manage large-scale, complex network design deployments and operations.
• Exceptional presentation skills for both customer engagements and internal management discussions.
• Excellent collaboration and stakeholder management skills across multiple teams and organizations.
• Ability to thrive in a fast-paced environment and manage multiple priorities simultaneously.
• Experience with Day 1 delivery and Day 2 operations processes is highly desirable.
• Strong analytical and problem-solving skills, with a focus on solution feasibility and long-term supportability.
• Flexibility to work during non-standard hours, weekends, or public holidays when business-critical escalations require support.