The Role
Designs, implements, maintains, and troubleshoots enterprise and datacenter networks. Manages routing, switching, BGP, Juniper EX/QFX switches, SRX firewalls, connectivity services, network upgrades, migrations, monitoring, capacity planning, and incident response. Serves as a senior escalation point, coordinates with customers and network providers, maintains documentation, follows change-management processes, and contributes to automation and operational improvements. The role requires permanent night-shift availability and supports a long-term work-from-home arrangement.
Summary Generated by Built In
SUMMARY
The Senior Network Engineer is responsible for designing, implementing, maintaining, and troubleshooting enterprise and datacenter network infrastructure. This role serves as a senior technical resource and escalation point for complex network issues, supporting high-availability environments and ensuring network performance, reliability, and security.
The ideal candidate has strong hands-on experience with routing and switching, BGP, Juniper network technologies, and datacenter environments. Experience with network design, security appliances, network overlays, and automation is highly valued.
JOB RESPONSIBILITIES
• Design, implement, configure, and maintain enterprise and datacenter network infrastructure.
• Serve as a senior technical escalation point for complex network incidents and issues.
• Configure and manage routing and switching infrastructure across production environments.
• Deploy and maintain BGP sessions across WAN, public, and datacenter network environments.
• Configure and support Juniper EX/QFX switching and SRX security appliances.
• Provision network services including servers, firewalls, GRE tunnels, and related connectivity.
• Investigate and troubleshoot network incidents while minimizing customer impact and service disruption.
• Work with internal teams, customers, network providers, transit providers, and cross-connect partners to resolve connectivity issues.
• Participate in network upgrades, migrations, capacity planning, and infrastructure expansion.
• Support router, switch, uplink, and network resource upgrades.
• Assist with the deployment of new network locations and points of presence.
• Follow formal change management processes and participate in Change Advisory Board (CAB) activities.
• Monitor network performance, availability, capacity, and utilization.
• Identify opportunities to improve network reliability, performance, scalability, and operational efficiency.
• Maintain network documentation, configurations, diagrams, and technical procedures.
• Support incident management and communicate with affected clients through resolution.
• Stay current with networking technologies, security practices, and industry best practices.
• Contribute to automation and operational improvements using scripting and network automation tools where applicable.
Requirements
QUALIFICATIONS
• Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent practical experience.
• 5+ years of hands-on network engineering experience, preferably in enterprise, datacenter, telecommunications, or financial services environments.
• Strong technical expertise in routing and switching.
• Strong hands-on experience with Juniper networking technologies, particularly EX/QFX switches and SRX firewalls.
• Strong understanding and practical experience with BGP.
• Experience designing, implementing, and supporting networks in large-scale datacenter and/or metro environments.
• Strong understanding of network security principles, firewall technologies, and secure network architecture.
• Experience supporting high-availability and business-critical network environments.
• Strong understanding of Linux and Windows Server operating systems.
• Experience troubleshooting complex network connectivity, routing, switching, and performance issues.
• Ability to work independently on complex technical issues and take ownership from investigation through resolution.
• Strong communication skills with the ability to work effectively with technical teams, customers, vendors, and service providers.
• Strong analytical and problem-solving skills with a focus on minimizing service disruption.
• Experience with formal change management and CAB processes.
o JNCIP or equivalent professional-level networking experience preferred.
o JNCIE or equivalent expert-level experience is highly desirable.
o Experience with the following is preferred:
o VXLAN/EVPN
o Arista low-latency switching
o Packet capture and network traffic analysis
o DWDM and optical networking
o Network automation
o Python or other scripting languages
• Experience supporting financial services, trading, or other low-latency datacenter environments is highly preferred.
CERTIFICATIONS
• JNCIP – Juniper Networks Certified Professional or equivalent experience — Preferred
• JNCIE – Juniper Networks Certified Internet Expert or equivalent experience — Highly Preferred
• Additional networking certifications such as CCNP are advantageous.
JOB REQUIREMENTS
• Should be willing to accept a long-term work-from-home arrangement.
• Should be amenable to a permanent night shift schedule.
Skills Required
- Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent practical experience
- 5+ years of hands-on network engineering experience
- Strong technical expertise in routing and switching
- Hands-on experience with Juniper networking technologies, especially EX/QFX switches and SRX firewalls
- Strong understanding and practical experience with BGP
- Experience designing, implementing, and supporting large-scale datacenter or metro networks
- Strong understanding of network security principles, firewall technologies, and secure network architecture
- Experience supporting high-availability and business-critical network environments
- Strong understanding of Linux and Windows Server operating systems
- Experience troubleshooting complex network connectivity, routing, switching, and performance issues
- Ability to independently own complex technical issues from investigation through resolution
- Strong communication, analytical, and problem-solving skills
- Experience with formal change management and Change Advisory Board processes
- JNCIP or equivalent professional-level networking experience
- JNCIE or equivalent expert-level networking experience
- Experience with VXLAN/EVPN
- Experience with Arista low-latency switching
- Experience with packet capture and network traffic analysis
- Experience with DWDM and optical networking
- Experience with network automation
- Python or other scripting language experience
- Experience supporting financial services, trading, or low-latency datacenter environments
- JNCIP certification
- JNCIE certification
- Additional networking certifications such as CCNP
- Willingness to accept a long-term work-from-home arrangement
- Ability to work a permanent night-shift schedule
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The Company
What We Do
ScalableOS is an expert offshoring company that connects growth-focused businesses with exceptional global talent, providing tailored offshore staffing solutions to enhance business efficiency and drive growth.
