Network Architect

Roles & Responsibilities

Job Responsibilities

• Serve as the Delivery Architect following project award, providing technical ownership and architectural governance throughout the project lifecycle to ensure successful solution delivery.
• Design end-to-end enterprise network and security architectures that meet business, operational, performance, scalability, resilience, and security requirements.
• Translate business, functional, and technical requirements into comprehensive High-Level Designs (HLDs), Low-Level Designs (LLDs), implementation strategies, and migration plans.
• Lead technical architecture workshops, design reviews, and solution presentations with customers, project teams, and key stakeholders to validate solution approaches and obtain design approval.
• Provide technical leadership and architectural guidance to project implementation teams, ensuring solutions are delivered in accordance with approved designs and industry best practices.
• Develop architecture standards, design principles, reference architectures, and technical governance frameworks to ensure consistency across projects.
• Evaluate existing customer infrastructure, identify technology gaps, risks, and dependencies, and recommend appropriate mitigation strategies and solution enhancements.
• Demonstrate strong expertise in enterprise networking and cybersecurity technologies, including routing, switching, software-defined networking (SDN), SD-WAN, wireless, network segmentation, Zero Trust, firewall, VPN, Network Access Control (NAC), load balancing, and network monitoring solutions.
• Collaborate with vendors and technology partners to validate solution compatibility, sizing, licensing, interoperability, and implementation approaches.
• Ensure all proposed and implemented solutions comply with organisational security policies, regulatory requirements, industry standards, and governance frameworks.
• Conduct Proof of Concepts (PoCs), technical evaluations, benchmarking, and solution validation activities when required.
• Review project deliverables, implementation plans, technical documentation, and deployment strategies to ensure architectural integrity and quality.
• Support technical risk assessments, change management activities, and operational readiness to facilitate successful transition into production and ongoing support.
• Keep abreast of emerging networking and cybersecurity technologies, providing recommendations for innovation and continuous improvement.

Job Requirements

• Bachelor's Degree in Computer Science, Information Technology, Computer Engineering, or a related discipline.
• Minimum 8 years of experience in enterprise network architecture, solution design, and infrastructure delivery, with experience leading architecture and design activities for medium to large-scale projects.
• Strong knowledge of enterprise networking technologies, including routing and switching, TCP/IP, BGP, OSPF, MPLS, VXLAN, EVPN, SD-WAN, wireless networking, multicast, QoS, DNS, DHCP, and IPv6.
• Extensive experience in designing enterprise network security solutions involving Next-Generation Firewalls (NGFW), VPN, IPS/IDS, Network Access Control (NAC), Zero Trust architecture, micro-segmentation, and secure remote access.
• Experience with enterprise technologies from vendors such as Cisco, Palo Alto, Fortinet, Check Point, Juniper, Arista, Alcatel-Lucent Enterprise, F5, SolarWinds, and other leading networking platforms is highly desirable.
• Strong understanding of solution architecture methodologies, system integration, infrastructure migration, high availability, disaster recovery, and network resilience.
• Proven experience engaging customers, conducting technical workshops, gathering requirements, and translating business needs into scalable technical solutions.
• Excellent analytical, problem-solving, presentation, communication, and stakeholder management skills.
• Strong documentation skills with the ability to produce architecture documents, technical specifications, network diagrams, design standards, and implementation guides.
• Familiarity with Singapore Government or Defence ICT environments, IM8, Cybersecurity Agency (CSA) guidelines, or equivalent regulatory frameworks will be an advantage.
• Professional certifications such as CCNP Enterprise, CCNP Security, CCIE, PCNSE, NSE 4/5/6/7, CCSA/CCSE, or equivalent vendor certifications are highly preferred.
• Self-driven, adaptable, and able to work independently while collaborating effectively with cross-functional teams in a fast-paced project environment.

Tell employers what skills you have

Mitigation
Meet Customer Requirements
Solution Delivery
Analytical Skills
Lucene
Network Technical Specifications Development
Project Governance
High Level Design
Remote Access
Enterprise Networking
Computer Science
Solution Architecture
Customer Presentations
Enterprise Security Solutions
Architecture Governance
OSPF routing protocol