Senior Enterprise Network Solution Architect

Job Description:

We are seeking a visionary Solution Architect to lead our enterprise-wide IT and OT network infrastructure strategy, design, and implementation. As a strategic thinker with a deep understanding of networking technologies, protocols, and best practices, you will be responsible for designing scalable, secure, and high-performance network architectures that support business growth, compliance, and digital transformation.

Key Responsibilities:

• Architecture, Design & Delivery
• Lead the end-to-end design of enterprise network architecture, including cloud, data centre, campus, OT, encompassing LAN, WAN, WLAN, SD-WAN, and cloud networking that aligns with business objective
• Develop High-Level Design (HLD) and Low-Level Design (LLD) documents along with Bill of Materials (BOM) and Bill of Quantities (BOQ)
• Evaluate and integrate emerging technologies to enhance network performance and security
• Design and implement macro and micro segmentation, next-generation firewall architectures, and secure SD-WAN topologies
• Architect cloud networking and security solutions (AWS, Azure, GCP) using Transit Gateway, VPC peering, Azure Firewall, etc.

Project Management:

• Lead the technical delivery of complex networking projects including cloud integration, OT segmentation, secure remote access, and SD-WAN rollouts
• Own project lifecycle from requirement gathering and solutioning to handover and documentation
• Define capacity planning models to forecast bandwidth, throughput, and resource utilization
• Oversee the deployment of network solutions, ensuring minimal disruption to business operations
• Ensure compliance with industry standards and organizational policies during implementation

Tech Evaluation, POCs, RFPs & RFIs:

• Evaluate and recommend new technologies, platforms, and OEMs through competitive assessments, RFI/RFP, and Proof of Concept (POC)
• Drive strategic network transformation initiatives by selecting the most appropriate solutions based on TCO, scalability, and regulatory needs
• Design and enforce network security protocols to protect organizational data and resources
• Ensure compliance with relevant regulations and standards (e.g., ISO 27001, NIST)

Leadership & Vendor Management:

• Lead and mentor a cross-functional team of engineers, architects, and project managers
• Manage technical engagements with vendors and partners ensuring alignment with architecture standards and service levels
• Collaborate with cybersecurity, infrastructure, operations, and compliance teams to maintain enterprise governance
• Manage and monitor vendor driven agreed SLAs based parameter set

Security, Cloud & OT Integration:

• Architect secure IT and OT connectivity using Zero Trust models, EDR/XDR, NAC, and network segmentation
• Design and enforce network security protocols to protect organizational data and resources
• Design resilient OT networks that meet ISA/IEC 62443, NIST, and GxP compliance standards
• Collaborate with the security team to address vulnerabilities and implement mitigation strategies

Stakeholder Communication & Presentation:

• Present technical solutions, risks, roadmaps, and architecture proposals to leadership, including CIO, CISO, and steering committees
• Translate business goals into network design and infrastructure strategy
• Maintain detailed documentation of network configurations, processes, and procedures
• Provide training and mentorship to junior network staff and other stakeholders

Requirements:

• Bachelor's/Masters in Computer Science, Engineering, or IT
• Specific Certification: CCNP/CCIE, PCNSE, AWS/Azure Network Specialty, CISSP, TOGAF, PMP/ITIL v4
• 10-12 years experience in networking and related fields

Skills:

• Networking: BGP, OSPF, VXLAN, SD-WAN, MPLS, 5G/6G, WAN Optimization
• Cloud Networking: AWS Transit Gateway, Azure VNet, ExpressRoute, Direct Connect, NSG/UDR
• Security: NGFWs (Palo Alto, Fortinet, Cisco), ZTNA, CASB, Zscaler/Netskope, EDR/XDR (CrowdStrike, Defender), NAC
• Segmentation: Micro and macro segmentation, VRFs, SGTs, VLANs
• OT Networking: Industrial firewalling, SCADA/PLC segregation, ICS/OT security policies

Preferred Qualifications:

• Certified in Project Management (PMP/Agile/Scrum) or Architecture (TOGAF/PMEAA)
• Knowledge of Network Function Virtualization (NFV) and Software-Defined Networking (SDN)
• Familiarity with IT Service Management (ITSM) frameworks and tools (e.g., ServiceNow)
• Experience with Agile methodologies (e.g., Scrum, Kanban)
• Strong communication and interpersonal skills