Sr Network Engineer

Black Box • United States,

1d

About The Position

The Sr Network Engineer brings expertise in routing protocols, hands-on troubleshooting, and solution deployment to support a seamless transition to next-generation networking infrastructure. The role works closely with the customer to help ensure adherence to standards and mentors engineers across the team, fostering growth and teamwork.

The position leads the architecture, design, and implementation of network switch refreshes across enterprise environments and remote offices, while developing deployment strategies and configurations for switching and routing solutions. It also resolves complex networking issues, collaborates with Release and Project Managers, Smart Hands resources, and clients, and creates detailed system design, configuration, and process documentation. The engineer researches and implements networking technologies to improve performance, reduce costs, and increase reliability.

Requirements

• Bachelor’s degree in Engineering, Information Technology, Computer Science, or equivalent experience.
• 10–15 years of experience in network engineering, focused on deployment and implementation.
• High proficiency in BGP, OSPF, EIGRP, and IS-IS routing protocols and troubleshooting complex network environments.
• Strong experience with switching technologies, including Nexus, Catalyst switches, spine-leaf, and SDA architecture.
• Hands-on experience managing and deploying wired and wireless SDA infrastructure using Cisco Catalyst Center (formerly DNAC).
• Strong knowledge of VxLAN and LISP.
• Hands-on experience with LAN technologies, including QoS and Dot1x.
• Knowledge of Cisco ISE.
• Familiarity with DMZ, firewalls, load balancers, and DDI (DNS, DHCP, and IP schema).
• Proven ability to mentor engineers and build collaborative teams.
• Strong decision-making skills focused on measurable results.
• Attention to detail, a proactive approach to identifying issues, and an interest in finding better ways of working.
• Experience working in production data centers, enterprise network routing and switching, and firewalls.
• Proficiency with networking tools and technologies, including ERP, MS Office, and service management platforms.

Nice To Haves

• Certifications such as CCNP, CCIE, or equivalent; Cisco or Arista certifications are preferred.

Responsibilities

• Architect, design, and implement network switch refreshes across enterprise environments and remote offices, ensuring optimal performance and reliability.
• Mentor team members and share knowledge to support skill development, collaboration, and innovation.
• Troubleshoot and resolve complex networking issues to minimize downtime and maximize efficiency.
• Develop deployment strategies and configurations for switching and routing solutions using industry best practices and current technologies.
• Collaborate with Release and Project Managers, Smart Hands resources, and clients to execute deployment plans.
• Create detailed documentation of system designs, configurations, and processes for internal and client use.
• Research and implement networking technologies to enhance performance, reduce costs, and improve reliability.

Benefits

• Freedom to bring ideas to life in a dynamic, supportive environment.
• Mentorship opportunities to build and shape a high-performing engineering team.
• Opportunity to contribute to modernization of critical financial infrastructure.
• Collaborative culture that values teamwork and shared success.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior