Role Description As Marqeta’s Senior Manager, Network Operations, you will lead our Network Operations team through a critical infrastructure modernization initiative. This role combines strategic leadership with hands-on technical expertise as we transition from traditional data center infrastructure toward a more cloud-native architecture while maintaining our industry-leading 99.999% uptime commitment. You'll lead a team responsible for both our AWS-based cloud network infrastructure and physical Points of Presence (POPs) hosted in colocation facilities, driving automation initiatives and architectural evolution while ensuring the reliability our customers depend on. We work Flexible First. This role can be performed remotely anywhere within Ontario or British Columbia, Canada. We’d love for you to join us! Qualifications - 7+ years of network engineering experience in production environments - At least 3 years leading and developing technical teams - Hands-on Cisco expert — deeply comfortable with switching platforms and routing protocols like BGP and OSPF - Experience architecting and managing Palo Alto Networks firewall deployments - Deep, practical knowledge of AWS cloud networking — VPCs, Transit Gateways, Direct Connect, CloudFront, Route53 - Track record of owning and maintaining high-availability networks at 99.9%+ uptime - Experience with Terraform and infrastructure-as-code practices - Strong foundation in network automation, scripting, and DevOps practices - Bachelor's degree in Computer Science, Information Systems, or equivalent expertise through hands-on experience Requirements - Shape the careers of a talented team of network and software engineers - Build a high-performance culture focused on automation, reliability, and continuous improvement - Drive talent strategy through performance management and career development planning - Lead infrastructure transformation from physical data centers to a cloud-native network architecture - Champion automation by leveraging Terraform and infrastructure-as-code practices - Own the strategic roadmap for right-sizing our physical POP footprint - Design secure and scalable network solutions - Stay sharp at the hardware level with hands-on expertise in Cisco switches and Palo Alto firewalls - Architect and optimize AWS cloud networking - Protect 99.999% uptime through proactive monitoring and incident response - Take full ownership of Marqeta's corporate network infrastructure - Oversee the Cisco Meraki platform and ensure reliable Wi-Fi access - Manage ISP relationships and circuit management - Partner with the security team to implement corporate network security policies - Plan ahead to manage corporate network capacity - Cultivate strategic relationships with colocation providers and key network hardware vendors - Negotiate contracts and SLAs to optimize cost and performance outcomes - Translate network strategy into business value - Communicate complex concepts and project progress with clarity Benefits - Multiple health insurance options - Flexible vacation time - Retirement savings program with company contribution - Equity in a publicly-traded company - Monthly stipend to support our remote work model - Annual “development dollars” to support growth and development - Family-forming benefits and up to 20 weeks of Parental Leave Company Description Marqeta is on a mission to change the way money moves. We’re one of the earliest enablers of embedded finance, providing unprecedented flexibility and control for companies to issue cards, authorize transactions, and manage payment operations in real time. - Powering well-known brands in the new economy (Block, Cash App, Affirm, Instacart, Doordash, Uber, Walmart, etc.) - Opportunity to work with innovators around the world and unlock equitable financial access for all.

• Monitoreo Proactivo: Vigilancia constante de dashboards y alertas (infraestructura física, virtual y servicios) para garantizar la disponibilidad del 99,999%. • Gestión de Incidentes (Triage): Recepción, categorización y priorización de alertas. • Apertura y seguimiento riguroso de tickets bajo metodologías ITIL. • Resolución Técnica Inicial: Diagnóstico y resolución de fallas de complejidad baja y media (ej. reinicio de servicios, limpieza de logs, ajustes de cuotas, verificación de conectividad básica). • Escalamiento Estructurado: Escalar a L1/L2 entregando un reporte técnico completo. • Documentación de Casos: Mantener actualizada la bitácora de eventos y la base de conocimientos (KB) sobre incidentes recurrentes. • Comunicación Externa: Notificar a los clientes sobre estados de salud, ventanas de mantenimiento e incidentes en curso de forma clara y oportuna. • Health Checks: Ejecución de rutinas periódicas de validación de salud en plataformas productivas.

• Must have Juniper and/or Cisco router experience (Juniper preferred) • Monitor, troubleshoot, and repair Ethernet and IP equipment and associated protocols • Effectively communicate with customers and other communications providers • Document work efforts and troubleshooting status in trouble ticketing system • Interact with customers to provide a high level of customer satisfaction • Work nights and/or weekends as scheduled • Work as part of a team and perform as an individual with minimal supervision • Ensure all customer issues are handled in a timely manner • Perform special projects and other duties as assigned

• Monitor and support customer infrastructure environments while proactively identifying and resolving operational issues • Utilize and monitor various support tools to proactively identify and assist clients with outages, performance concerns, and operational issues • Triage and remediate automated alerts from managed systems while escalating complex or high-impact issues to higher-tier support teams when required • Install software, patches, and system updates on servers and workstations in accordance with change control procedures and operational standards • Perform basic troubleshooting of WAN and edge technologies including direct internet circuits, MPLS, SD-WAN, firewalls, and routers • Administer and troubleshoot backup platforms including job maintenance, restore requests, and backup configuration support • Communicate clearly and professionally with internal teams and customers regarding ticket updates, issue status, and service progress • Maintain accurate ticket documentation, troubleshooting steps, and operational records within ticketing systems and support platforms • Support ongoing operational health and maintenance activities across customer environments • Collaborate with engineering, operations, and service delivery teams to ensure timely issue resolution and customer satisfaction • Ensure customer and company data are handled securely and in accordance with all RedHelm Information Security Policies • Adhere to RedHelm operational standards, escalation procedures, and best practices