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We are seeking a strategic and execution-oriented Senior Network Engineer to drive the evolution and reliability of our global network infrastructure. In this role, you will play a pivotal part in ensuring high availability, optimal performance, and security across NMI's production and office networks. You will contribute to the design and operation of next-generation infrastructure while maintaining legacy systems and improving network observability.
Job Responsibility:
Oversee and maintain all network devices, ensuring continuous operation and optimal performance
Design and enhance network architecture to support evolving business needs
Manage the full lifecycle of network hardware, from procurement to decommissioning
Develop and refine routing policies and procedures to optimize network performance
Review firewall and switch configurations for security and performance compliance
Implement and maintain firewalls with HA/Clustering in regulated environments (e.g., PCI-DSS, HIPAA)
Perform root cause analyses and implement solutions to improve resilience and prevent recurrence
Continuously test, monitor, and document network performance
Participate in the on-call rotation for timely incident response
Contribute to proactive network improvements using observability data
Requirements:
5+ years of experience managing and configuring network devices (Juniper, Fortinet) in high-availability environments
3+ years of VPN administration experience supporting 500+ users
3+ years of experience with network security and regulatory compliance (e.g., PCI-DSS, HIPAA)
Expertise with BGP and OSPF routing protocols across multi-site WANs
Strong technical documentation and troubleshooting skills
Excellent written and verbal communication skills
Nice to have:
Experience with F5 LTM, Palo Alto GlobalProtect, and advanced firewall/WAF solutions (e.g., Cloudflare, Akamai)
JNCIS certification or higher
Experience designing and managing cloud networks (AWS, Azure, or GCP)
Proficiency in scripting (Python, Bash/ZSH) for automation
Hands-on experience administering IPS devices and working in regulated, complex environments
Proven ability to manage vendor relationships and third-party service providers