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# Senior Network Certification & Implementation Engineer - Juniper Technologies

- **Company:** TechAffinity Inc
- **Location:** Berkeley Heights, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** LTE (Telecommunication), Border Gateway Protocol, Cloud Computing, Internet Protocol Security (IP SEC), IPv6, Internetworking, Interoperability, Virtual Private Networks (VPN), Junos, Kernel-Based Virtual Machine, Linux System Administration, Multicasting, Network Architecture, Network Planning and Design, Microsoft Network Monitor, Routing, Open Shortest Path First (OSPF), Paessler Router Traffic Grapher, Simple Network Management Protocols, Virtual Router Redundancy Protocols, Wide Area Networks, Computer Networking Systems, Performance Testing, Computer Network Technologies, Test Scripts, Juniper, Information Technology, Performance Monitor
- **Published:** October 12, 2026
- **Apply:** https://www.dice.com/job-detail/6613dc17-a3f8-4980-97ee-d6872766ba35

## About the Role

The ideal candidate will have hands-on experience with Juniper routing, switching, security platforms, and Junos OS, along with the ability to test new network solutions, troubleshoot complex issues, develop technical documentation, and deploy production-ready enterprise and service provider networks., * Strong Juniper networking expertise equivalent to JNCIP-level proficiency; certification is not mandatory.

 * Hands-on experience with Junos OS configuration, implementation, and troubleshooting.
 * Strong knowledge of BGP, OSPF, IPv6, multicast, GRE tunnels, IPsec VPNs, NAT, Class of Service (CoS), routing instances, VRRP, SNMP, J-Flow, RPM, and real-time performance monitoring.
 * Experience with Juniper SRX security platforms, MX routing platforms, and EX/QFX switching platforms.
 * Working knowledge of Mist WAN Assurance and Mist Switch Assurance.
 * Experience with Spirent TestCenter and PRTG Network Monitor.
 * Knowledge of Linux administration, KVM virtualization, vSRX, and Juniper NFX250/NFX350 platforms.
 * Experience with laboratory testing, solution certification, and customer-facing network implementations.

Juniper Platforms

 * SRX: SRX300 Series, SRX400 Series, and mid-range SRX platforms.
 * MX: MX204, MX301, MX304, MX240, and MX480., * JNCIP, JNCIS, JNCIE, or equivalent Juniper certification.
 * Experience in enterprise and service provider networking environments.
 * Knowledge of SD-WAN and cloud-managed networking architectures.
 * Experience with Metro Ethernet, carrier-grade WAN services, and LTE/5G failover.
 * Strong analytical, troubleshooting, communication, documentation, and customer presentation skills.
 * Bachelor's degree in Computer Science, Information Technology, Engineering, or equivalent practical experience.

## Description

We are seeking a skilled Senior Network Certification & Implementation Engineer with strong expertise in Juniper networking technologies to support laboratory certification, solution validation, network design, and customer implementations., * Perform laboratory testing, certification, and validation of Juniper networking solutions and architectures.

 * Develop, execute, and document test plans for new hardware, software releases, and customer network designs.
 * Configure, troubleshoot, and validate advanced networking features using Junos OS.
 * Conduct interoperability and performance testing using Spirent TestCenter and other industry-standard tools.
 * Design, configure, and deploy Juniper routing, switching, security, and cloud-managed networking solutions.
 * Support customer implementations, network migrations, onboarding, and troubleshooting.
 * Develop resilient WAN architectures using Metro Ethernet, Internet connectivity, and LTE backup services.
 * Configure and support Juniper SRX, MX, EX, and QFX platforms.
 * Support Mist WAN Assurance and Mist Switch Assurance environments.
 * Work with Juniper NFX platforms, vSRX, Linux administration, and KVM virtualization.
 * Prepare test reports, configuration guides, deployment documentation, and operational procedures.
 * Collaborate with engineering teams and customers to ensure successful deployments and operational readiness.
 * Deliver technical presentations, knowledge transfer sessions, and implementation recommendations.