Role Description Deliver designs, specifications and work plans that meet or exceed established business and technical design requirements, approved architecture and technical standards, quality measures, service levels, and continuous improvement goals. - Contribute to the creation and maintenance of service catalog items specific to infrastructure solutions design services including, but not limited to, service ownership, service definition, SLA negotiation, SLA performance and SLA reporting. - Provide "level 4" technical support and consulting services to Operations for critical sustainment issues. - Provide guidance and advice on leading practices, industry standards and conventions, and frameworks and methods. - Participate in root cause analysis of high priority (P1 & P2) operational failures; incorporate learnings into solution designs to prevent future failures. Support the Customer Technical Design Authority: - Participate in Technical Assurance Review meetings – providing review feedback, recommendations, required actions, and approvals. - Ensure solution designs are compliant with target architectures and standards and meet stated functional and non-functional requirements. - Build, review and maintain technical standards in conjunction with Operations and Enterprise Architecture. - Evaluate technical deviations from current standards, present technical deviation recommendations to stakeholders, and provide final approval for all technical deviations. - Research, select and deploy the best applicable technology for systems development/maintenance and production Operations. - Identify impacts to existing infrastructure capacity. - Evaluate non-functional characteristics including performance, availability, scalability, resilience. - Review environments for production and non-production (development, test, QA, training) and provide recommendations for ongoing improvement and sustainability. - Work with Operations to ensure delivered solutions are supportable, serviceable and meet business requirements & SLA’s. - Identify software licensing impacts (where relevant). - Ensure changes to existing services are made in a controlled manner: i.e. include impact assessment in consultation with the business and technical owners, regression testing of any impacted systems, and planned migration into production. As required: - Install, configure and troubleshoot infrastructure, applications and software. - Implement and document system administration procedures for Operations coverage and end users. - Determine all configuration procedures for development team. - Manage and maintain system configurations. - Maintain configurations and optimize system designs. - Use and improve on system monitoring tools such as 3rd party commercial and custom built. - Design and architect new systems and support tools solutions. Qualifications - Minimum three (3) years of experience in Network support and solution design capacity in Enterprise environments. - Undergraduate degree required in computer science, engineering, or related discipline with an information technology focus (preferred). - Demonstrated ability to work both independently and with others. - High level of creativity and innovation in problem solving. - High level of analytical ability to deal with complex problems. - Responsible for solutions delivered by projects which can exceed 1 million dollars. - Strong competency in the efficient and effective use of solution design supporting applications such as Microsoft Office (Word, Excel, PowerPoint) and Microsoft Visio. - Relevant manufacturer technical certification in networking, such as JNCIA, JNCIP, CCNA, CCNP or similar. Requirements - Technology areas of expertise: - Enterprise class Network systems and supporting hardware (physical and virtual), software and tools. - Converged/ VoIP and data networks (ex. Cisco: Catalyst, ISRs, Call Managers, Utility; Nortel ERS, IP BCM, IP Enabled Meridian, CS1000). - Broad understanding of the solution characteristics and parameters needed to deliver voice, video and TCP/IP data with QOS, across wired and wireless networks in an industrial setting. - Switched networks (LAN and Data Centre), routed networks (i.e. OSPF, BGP) and WiFi in the LAN environment. - Excellent networking and computer skills, routers, switches, firewalls, network address translation and VPN. - Hypervisors and virtualization of networks. - High Availability solutions such as clustering, load balancing, replication, etc. - Network optimization (LAN / WAN) and traffic management solutions. - IT Service Continuity services. - Equipment, Software, Component and Services Monitoring. - Performance and utilization data collection, and recurring performance tuning. - Authentication services. - Network Time Protocol (“NTP”) time-sync services. - Domain Name Services (DNS). - Dynamic Configuration Host Protocol (DHCP). - Out-of-band management (“OOBM”) access for Lights out Operation (“LOM”). - TCP/IP networking and security (firewall solutions and secure tunneling protocols). - Network systems integration with remote access and application delivery. - Physical Data Centre requirements related to Infrastructure equipment (i.e. physical space management, power, cooling and cabling requirements, etc.). - Good understanding of End User Device, storage / data protection, security services, databases and other infrastructure and application systems that integrate/interface with Network systems. - Demonstrated knowledge of network routing, addressing and network performance. - Knowledge of carrier services. Benefits - Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade, Company paid holidays, Personal Days, Sick Leave. - Medical, dental, and vision coverage (or provincial healthcare coordination in Canada). - Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada). - Life and disability insurance. - Employee assistance programs. - Other benefits as provided by local policy and eligibility.

• Assist with a store network lifecycle. • Track and report on inventory KPI'S • Monitor inventory of life-cycle devices • Create and maintain documentation related to network changes • Act as the escalation point for addressing anomalies • Verify configuration of new devices • Ensure life-cycled devices are removed from the Meraki dashboard • Provide Detailed Progress Reports on life-cycle status

• Deliver network and security projects across Cisco technologies, including Meraki and Catalyst environments • Design, implement, and support routing and switching, wireless, SD-WAN, and security solutions • Monitor support queues and manage incidents through to successful resolution • Troubleshoot customer network environments and provide ongoing operational support • Build and maintain strong customer relationships through effective communication and service delivery • Collaborate with internal teams to enhance documentation, troubleshooting guides, and operational standards • Utilise AI tools to improve productivity and support daily technical workflows • Contribute to automation initiatives, API integrations, tooling enhancements, and workflow improvements • Develop reusable technical documentation for both customers and internal teams • Support maintenance activities and project delivery requirements as needed

Role Description Lightning AI is seeking a Senior Network Engineer with hands-on Cumulus Linux expertise to build and scale the network backbone behind our AI infrastructure platform. You’ll play a critical role in designing highly reliable, automated data center networks that support some of the most demanding AI workloads in the world. - Design and deploy scalable spine/leaf network architectures for AI data centers - Engineer high-performance Ethernet fabrics supporting GPU clusters and AI workloads - Build and maintain EVPN/VXLAN, BGP, and high-speed routing environments - Optimize east-west traffic flows for AI training and inference operations - Support RoCE/RDMA networking and low-latency transport technologies - Support backbone, DCI, WAN, and edge connectivity solutions - Collaborate with compute, storage, AI platform, and operations teams to deliver integrated infrastructure solutions - Develop automation and Infrastructure-as-Code (IaC) solutions for network provisioning and operations - Troubleshoot complex network, performance, and congestion issues across distributed environments - Improve network observability, telemetry, and operational visibility Qualifications - Experience with Cumulus NOS - 5+ years of experience in large-scale data center networking - Experience in spine-leaf architectures and L3 fabrics - Experience with BGP, EVPN, VXLAN - Experience operating high-performance computing (HPC) or GPU-dense environments - Experience designing networks for hyperscalers, neoclouds, or high-scale SaaS infrastructure - Experience in automation with (Python, Ansible, Terraform, or similar) - Experience with network observability tooling and telemetry pipelines - Proven ability to design systems that scale to thousands of nodes - Strong documentation and communication skills Requirements - Familiarity with NVIDIA networking (Spectrum, Quantum, BlueField, etc.) - Familiarity with RDMA, RoCE, or InfiniBand fabrics - Experience with multi-region backbone design - Exposure to bare-metal provisioning systems - Experience working in high-growth infrastructure startups Benefits - Comprehensive medical, dental and vision coverage (U.S.); Private medical and dental insurance (U.K.) - Retirement and financial wellness support (U.S.); Pension contribution (U.K.) - Generous paid time off, plus holidays - Paid parental leave - Professional development support - Wellness and work-from-home stipends - Flexible work environment