Lead Network Architect

As a seasoned IT professional, you will take ownership of our organization's network infrastructure, designing and implementing cutting-edge solutions to drive operational efficiency and security.

The ideal candidate will possess strong leadership skills, technical expertise, and a proactive mindset, with experience in managing high-performance Cisco infrastructure, routing protocols, and virtualization technologies.

• Network Design & Operations
  • Architect, deploy, and maintain enterprise network infrastructure: switches, routers, wireless devices, and access points.
  • Manage and optimize high-performance Cisco infrastructure including ASR, ISR, and Nexus series equipment to support 10, 40 & 100 Gigabit networking.
  • Provide technical support and management for switches, firewalls, VPNs, servers, and virtualization technologies
  • Perform Layer 3 network configurations including port forwarding, VLANs, inter-VLAN routing, NAT/PAT, DNS, and DHCP (LAN/WAN).
  • Configure and maintain advanced routing protocols such as HSRP, MHSRP, VRRP, and Ether Channel.
  • Managing Load Balancing Across the different networks.
  • Troubleshooting Network failures and resolving the issues at warp speed. Interacting with the ISP providers in case of backend issues and getting the issue resolved.
  • Creating and implementing disaster recovery plans in order to tackle network and nodes failures.
  • Configure, manage, and optimize RAID arrays to ensure data redundancy, performance, and fault tolerance across servers and storage systems.
  • Monitor RAID health and proactively replace failing drives to prevent data loss and maintain system uptime.
  • Configuration of VPNs on Cisco Routers for end-to-end security (Site to Site, Point to Point, and Remote VPNs).
  • Manage and maintain VMware virtual environments, ensuring optimal performance and availability. Maintain accurate and up-to-date documentation for VMware environments, including architecture diagrams, configuration settings, and procedures.
  • Generate reports on VMware environment performance, capacity, and utilization.
  • Manage network-attached storage (NAS) and Azure cloud services. Utilize RMM tools and ticketing systems to track and resolve issues efficiently.
  • Support proper electrical planning for server rooms and networking nodes to ensure safety and uptime.
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  • IT Support Operations
    • Provide end-to-end Level 1, 2, and 3 support for all IT systems including desktops, laptops, peripherals, and networking gear.
    • Create and manage user accounts, roles, and permissions with appropriate endpoint security protocols
    • Maintain accurate logs of issued IT assets and ensure scheduled hardware maintenance and servicing
    • Maintain inventory and procurement documentation and update hardware lifecycle statuses. Getting every single equipment of IT tagged.
    • Perform scheduled maintenance of all IT equipment.
    • Interact with team members in a professional way to resolve their issues in a timely manner.
    • Install and configure computer hardware, software, systems, networks, printers, CCTV cameras, and other utility-based servers.
    • Coordinate with Power Infrastructure teams to ensure stable and redundant power delivery to critical IT and networking systems.
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    • ML Infrastructure Support
      • Actively Coordinate with the Machine Learning Team and assist them in model training purposes.
      • Maintain ML inference servers and ensure consistent uptime and thermal efficiency of all compute nodes.
      • Maintain logs and performance dashboards for ML workloads and inference APIs.
      • Create and maintain high-performance swarm servers/PCs optimized for parallel ML workloads.
      • Troubleshoot ML inference servers, compute nodes, and clusters to ensure minimal downtime.
      • Develop and document disaster recovery plans specific to ML infrastructure and data pipelines.
      • Assist in the creation and management of virtual machines used for model testing or deployment.
      • Collaborate in setting up automation scripts or CI/CD pipelines for seamless model updates.
      • Track and optimize data usage across ML systems to avoid bottlenecks or resource waste.
      • Ensure proper network bandwidth allocation and QoS settings for high-priority ML traffic.
      • Ensure all ML systems are compliant with internal OpSec and data access control standards.
      • Coordinate with cloud service providers if hybrid or cloud-hosted ML deployment is involved.
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      • Procurement & Vendor Coordination
        • Handle procurement of IT equipment (locally and internationally), including evaluation and comparison via cost-performance selection matrices.
        • Analyzing the MPPC and involving the required stakeholders for efficient decision making.
        • Researching on the best IT equipment, accessories and components to be selected for mid-end and high-end workstations.
        • Constantly building relations and exploring new vendors and maintaining long lasting partnerships with them. Maintaining an exceptional vendor list for all sorts of equipment to be procured.
        • Maintain inventory and procurement documentation and update hardware lifecycle statuses.
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        • Operational Security (OpSec)
          • Configure and maintain firewall policies, intrusion detection/prevention systems.
          • Performing and testing the resilience of the network infrastructure via Penetration Testing.
          • Maintain secure VPN access, ensuring strong encryption (e.g., AES-256), IP whitelisting, and device-based restrictions.
          • Enforce security logging, auditing, and centralized log collection for forensic and real-time alerting purposes.
          • Create and test incident response and disaster recovery plans, ensuring fast recovery from breaches or critical failures.
          • Conduct regular network segmentation and enforce micro-segmentation for sensitive systems, including inference servers and critical backend infrastructure.
          • Deploy and manage multi-factor authentication (MFA) across all internal systems, cloud platforms, and remote access tools.
          • Implement strict access control policies across all systems, using Role-Based Access Control (RBAC) and Least Privilege Principles.
          • Monitor DNS traffic and configure DNS filtering and threat intelligence feeds for proactive domain blocking.
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Technical Requirements:

• Experience with network technologies (e.g., TCP/IP, DNS, DHCP) and troubleshooting network issues.
• Familiarity with IT infrastructure management, including servers, virtual environments, and cloud services.
• Strong understanding of computer hardware, operating systems (Windows, macOS, Linux), and common software applications.
• Experience with CISCO routers (e.g., CISCO ASR 1004/1002, CISCO 7201/29011) and switches (e.g,CISCO 4948E, 3800 Series, 2900 Series, CISCO Nexus Series)
• Experience with highest End Dell Servers (R740, 730 v4, etc.)
• Proven experience in IT support and server deployment roles.
• Excellent communication skills, both verbal and written.
• Detailed and outstanding knowledge about the installation of firewalls (especially PfSense or Sophos XGS series).
• Experience with RAID configuration, virtualization (e.g., Hyper-V, VMware), clustering, VM migration, load balancing, and server administration (e.g., Vcenter/Vsphere).
• Demonstrate extensive knowledge of routing protocols, including NAT/PAT, Overloading and Overriding of NAT, DNS, Spoofing and Sniffing, DHCP (LAN and WAN based), HSRP (C to C and C to S based), MHSRP, and VRRP.
• Possess a deep understanding of network address translation (NAT), port forwarding, public IP, and private IP.

Plus Points:

• Certifications such as CompTIA A+, Microsoft Certified: Azure Fundamentals, or Cisco CCNA are a plus.
• Experience with deployments on Cloud level such as AWS, Azure & GCP.

Individual Requirements:

• Demonstrate exceptional leadership qualities.
• Demonstrating high signs of intelligence.
• Possesses and maintains high integrity and moral values.
• Ambitious and possessing high willingness to learn new technical and professional skillset.
• A flexible and adaptable attitude. Open and friendly personality.
• Extremely high attention to detail and observing ability.
• Exceptional Communication Skills (Both written & verbal)
• Strong problem solving and debugging skills.
• Commitment to quality and customer satisfaction.
• Solution-focused, with the ability to prioritise.

We offer a competitive salary and benefits package, monthly performance-based increments & cash bonuses, opportunity to work & grow with a Y-Combinator backed Founder who has been doing startups for more than a decade, more than 90% of customers are based in the USA (get exposure working on cutting-edge/disruptive tech), opportunity to travel abroad and gain invaluable exposure, experience Hyper-growth in your career based on the Silicon Valley mindset, a strong base salary, flexible working hours, high performance oriented and resilient work environment / workstation, company Issued Laptops/ Electronic Devices based on need and performance, free food, 24/7 access to the office, performance base paid cool-off period, dedicated time / access to a plethora of learning resources, knowledge base mini library present at the office, fastest network (internet) in Pakistan, medical insurance, treatment and employee care, overnight stay facilitation: sleeping pods and lockers, recreational activities / trips, highest grade massage chairs, gaming corner - PS5, insured parking space, support team available for facilitation of employees, taxation, accounts and legal assistance for the employees.