Sr. Network Engineer

ENTRUST Solutions Group is a community of dedicated professionals committed to delivering end-to-end network solutions. The Sr. Network Engineer will be responsible for deploying, managing, and troubleshooting client networks while providing mentorship and support for network evolution and improvements.

Responsibilities:

• In this role, you’ll take ownership of deploying, configuring, and managing client networks
• You’ll be the person clients rely on to keep their environments running smoothly day‑to‑day, and the one they turn to when something complex needs attention
• You’ll lead troubleshooting efforts, handle Tier 2 and Tier 3 escalations, and guide root‑cause analysis when issues arise
• You’ll also help shape how networks evolve by supporting upgrades, capacity planning, and lifecycle management
• Documentation will be part of your rhythm—keeping network topologies, configurations, and procedures clear and up to date
• You’ll also work closely with client teams, offering mentorship and helping elevate their technical capabilities
• Beyond that, you’ll support procurement, vendor coordination, and continuous improvement efforts
• You’ll also oversee FTTX installation and upgrade projects and help maintain CGNAT platforms to ensure high‑speed, reliable performance

Requirements:

• 7+ years of network support experience in a Service Provider/Carrier environment with a focus on designing, deploying, & operating large-scale networks at OSI model Layers 1 through 3
• Experience configuring and troubleshooting routing and switching protocols (BGP, IS-IS, MPLS, RSVP-TE, VRRP, EVPN) and firewalls
• In-depth knowledge of network protocols (TCP/UDP, DHCP, DNS) and experience with IPv4 and IPv6
• Experience working in a multi-vendor environment with hands-on experience with networking hardware
• In-depth knowledge of physical infrastructure design including structured cabling and fiber-optic cabling
• Proven experience managing multiple projects simultaneously and delivering against mission-critical deadlines
• Proven experience working in a team environment and solving problems with limited supervision
• Strong communications, problem-solving, and documentation abilities
• Expert analytical skills to diagnose complex routing and connectivity issues
• Must have a firm grasp of network security principles and practices
• CCNA, JNCIA, CCNP, JNCIP, or equivalent preferred
• Working knowledge of 40/100/400G Ethernet, CWDM, DWDM, and optical transport network technologies
• Experience with field-based work in Data Centers, Colocation Facilities, Internet Exchanges, or Central Offices
• Experience configuring & supporting FTTX GPON/XGS-PON access gear from Adtran, Calix, and/or Nokia
• Advanced experience configuring & supporting backbone routing gear from Arista, Cisco, Juniper, and/or Nokia
• Familiarity with the Linux based systems and experience with scripting and automation (Bash, Python, Perl)
• Technical leadership capabilities and people management experience
• Working knowledge of Network Address translation techniques (NAT44 and NAT64)