# ISP Network Support Engineer > Pavago · Costa Rica (Remote) · — · Posted 2026-08-09 **Workplace:** remote **Department:** Candidate Sourcing ## Description ### **ISP Network Support Engineer (BGP, MikroTik, Peplink, SD-WAN & Wireless) – Remote | U.S. Hours** **Position Type:** Full-Time, Remote **Working Hours:** U.S. Business Hours **On-Call:** Rotating after-hours emergency support — approximately 1 week per month ### **About the Role** At Pavago, we’re hiring an **ISP Network Support Engineer** for one of our clients to support customer-facing troubleshooting and production network operations across a growing multi-WAN ISP environment. This is **not a basic helpdesk role**. You’ll work directly with live network infrastructure across **fiber, fixed wireless, bonded WAN, Starlink, and SD-WAN deployments**, troubleshooting complex connectivity issues and maintaining reliable, high-availability services. You’ll work hands-on with technologies including **MikroTik RouterOS, Peplink SpeedFusion, BGP, OSPF, Cambium, Ubiquiti, Siklu, Aviat, and enterprise wireless infrastructure**. This role is particularly well suited to someone with hands-on **ISP, WISP, FTTH, or MSP experience** who is comfortable troubleshooting production networks while communicating directly with customers. ### **What You’ll Own** ### **Customer Network Support & Troubleshooting** - Diagnose customer issues involving: - Connectivity and outages - Latency and packet loss - Routing instability - VoIP and call-quality problems - WAN and failover performance - Troubleshoot **bonded WAN, SD-WAN, VPN, VLAN, and wireless connectivity issues**. - Support routers, firewalls, and Customer Premise Equipment (CPE). - Investigate issues across multiple layers rather than simply escalating tickets. - Document troubleshooting steps, root causes, and configuration changes. - Communicate technical findings clearly to business customers. - Advise customers on redundancy, failover, and network optimization. - Participate in rotating after-hours emergency support. ### **ISP Network Operations** - Monitor and maintain: - Edge routing infrastructure - Wireless backhaul systems - Bonded WAN infrastructure - Core ISP services - Provision and configure customer network deployments. - Configure: - Routers - VLANs - Firewall rules - NAT - QoS - VPNs - Diagnose **BGP and OSPF routing issues**, routing loops, WAN instability, and failover events. - Maintain configuration backups, firmware updates, IP documentation, and network hardening standards. ### **MikroTik, Peplink & SD-WAN** - Configure and troubleshoot **MikroTik RouterOS** environments. - Support **Peplink SpeedFusion and InControl2**. - Troubleshoot multi-WAN bonding and failover behavior. - Support hybrid connectivity involving: - Fiber - Fixed wireless - Starlink - 5G - Terrestrial WAN connections - Optimize redundancy and high-availability configurations. ### **Fixed Wireless & Backhaul Infrastructure** - Support fixed wireless environments using: - Cambium - Ubiquiti - PTP/PMP architectures - Work with high-capacity wireless backhaul technologies including: - Siklu - Aviat - mmWave infrastructure - Support tower deployments, backhaul upgrades, and infrastructure expansion. - Troubleshoot signal, connectivity, capacity, and backhaul performance issues. ### **VoIP & QoS** - Troubleshoot SIP and VoIP quality issues. - Diagnose network conditions affecting voice traffic. - Configure and optimize QoS policies. - Prioritize latency-sensitive traffic appropriately. - Help maintain consistent voice quality across multi-WAN environments. ### **Documentation & Configuration Management** - Maintain accurate: - Network diagrams - IP documentation - Device configurations - Troubleshooting records - Configuration backups - Document root-cause findings and remediation steps. - Keep infrastructure documentation current following network changes. - Help reduce repeat incidents through accurate documentation and preventative improvements. ### **Technical Environment** You may work across: **Routing & Networking** - MikroTik RouterOS - BGP - OSPF - TCP/IP - VLANs - NAT - QoS - VPNs **SD-WAN & Multi-WAN** - Peplink - SpeedFusion - InControl2 - Starlink - 5G - WAN bonding and failover **Wireless & Backhaul** - Cambium - Ubiquiti - Siklu - Aviat - PTP/PMP - mmWave **Enterprise Wi-Fi** - Cambium cnMaestro - UniFi **Voice** - SIP - VoIP - QoS and voice optimization ### **Required Experience & Skills** - Hands-on networking experience within an **ISP, WISP, FTTH, MSP, or similar production network environment**. - Strong experience troubleshooting: - Routing - Switching - WAN connectivity - Network outages - Failover systems - Hands-on experience configuring: - Routers - Firewalls - VLANs - VPNs - Strong understanding of: - TCP/IP - NAT - QoS - VLANs - BGP - OSPF - Ability to troubleshoot live production networking issues methodically. - Strong documentation and root-cause analysis skills. - Strong written and verbal English communication. - Ability to communicate effectively with both technical teams and customers. - Comfortable working independently in a remote environment. - Availability for rotating after-hours emergency support. ### **Strongly Preferred** - Hands-on **MikroTik RouterOS** expertise. - Experience with **Peplink, SpeedFusion, and InControl2**. - Experience with: - Cambium - Ubiquiti - Siklu - Aviat - Fixed wireless or WISP deployment experience. - PTP/PMP and mmWave backhaul experience. - Starlink or hybrid WAN experience. - VoIP troubleshooting experience involving: - SIP - QoS - Voice-quality optimization - Experience supporting multi-WAN and high-availability network environments. ### **What Makes You a Strong Fit** - You’ve worked on **real production networks**, not only lab environments. - You can troubleshoot complex connectivity problems without immediately escalating them. - You understand how routing, WAN links, wireless infrastructure, and failover interact. - You remain calm and methodical during outages. - You care about uptime, redundancy, and network reliability. - You can explain complex network problems clearly to customers. - You take ownership of an issue through diagnosis and resolution. - You proactively look for ways to prevent repeat incidents. ### **What a Typical Day Looks Like** Your day may include: - Troubleshooting customer connectivity, latency, and routing issues. - Investigating BGP/OSPF or multi-WAN failover problems. - Configuring MikroTik routers, VLANs, VPNs, firewalls, and QoS. - Monitoring wireless backhaul and ISP infrastructure. - Provisioning new customer connections. - Troubleshooting Peplink SpeedFusion or bonded WAN deployments. - Investigating VoIP quality issues. - Supporting infrastructure expansions and network upgrades. - Updating configuration records and network diagrams. - Coordinating with engineering and field teams on escalations. **In short:** you help keep production ISP infrastructure stable, scalable, and highly available while solving complex customer and network issues across modern wired, wireless, and SD-WAN environments. ### **Key Metrics for Success** - Fast and accurate ticket resolution. - High network uptime and reliability. - Reduced repeat incidents and escalations. - Successful customer provisioning. - Effective resolution of routing and failover issues. - Accurate network documentation and configuration management. - Strong customer satisfaction and communication quality. ### **Why This Role Stands Out** - Hands-on exposure to real **ISP/WISP production infrastructure**. - Work directly with **BGP, MikroTik, Peplink, SD-WAN, wireless backhaul, and multi-WAN environments**. - Exposure to modern connectivity technologies including Starlink and hybrid WAN. - Strong technical ownership rather than basic Tier 1 support. - Opportunity to work across both customer-facing troubleshooting and infrastructure operations. - Clear growth opportunities into: - Senior Network Engineer - ISP Network Engineer - Infrastructure Engineer - Network Operations Lead - Network Architect ### **Interview Process** - Initial Screening Call - Technical Interview - Practical Network Troubleshooting Scenario - Final Interview - Offer & Onboarding ### **Apply Now** If you have hands-on **ISP/WISP networking experience**, understand **BGP, MikroTik, multi-WAN, SD-WAN, and wireless infrastructure**, and enjoy solving complex production networking problems, we’d love to hear from you. Apply today and help maintain reliable, high-performance connectivity across modern ISP and hybrid network environments. **#NetworkEngineer #ISPJobs #WISP #MikroTik #Peplink #BGP #SDWAN #NetworkSupport #NetworkOperations #WirelessNetworking #Ubiquiti #Cambium #Starlink #VoIP #RemoteJobs #NetworkingJobs** ## Apply [Apply at Pavago](https://apply.workable.com/pavago/j/4939EA1C3B/apply) --- Powered by [Workable](https://www.workable.com)