Sr. Network Engineer

Senior Network Engineer

Systems & Networks (IT) | Chicago, IL, USA

What We Need

We are currently looking for a self-motivated, Senior Network Engineer to join our team. In this role, you’ll be involved in progressively improving our existing data center and network infrastructure, in addition to making recommendations on new technology. 

We have a number of different projects going on and that’s why we are looking for someone senior. 

Primary Responsibilities

The job involves the following responsibilities: Deploy, update, maintain and troubleshoot the network infrastructure:

• Lead and manage complex projects
• Responsible for maintaining the LAN, MAN, WAN networks.
• Participate in infrastructure (networking) initiatives and technology reviews.
• Assist with the purchase, provisioning, and deploying of data center network gear
• Continue to build our networking infrastructure by facilitating new technologies and upgrades
• Analyze our current networking infrastructure and make recommendations
• Proactively review and improve existing networking configurations and designs
• Act as a tier 3 SME and work directly with our clients on issues related to our platform, and connectivity issues
  
  

You are a great fit if

You like technology, like to get things done without people asking and enjoy a collaborative, laid back environment. You could work at many awesome companies, but you’re picky about finding the right role. You are knowledgeable, care about the details, and like to learn new things.

Job Qualifications

To be successful in this role, you should have the following:

• Enfusion is a Linux shop - candidate needs to be very comfortable in this type of environment.
• Strong troubleshooting / network debugging skills from physical circuits and connections to application level debugging (packet captures).
• Strong hands on experience with network hardware and networking technologies (top of rack switches, switch chassis, routers, firewalls, virtual appliances).  Experience with Cisco Nexus, Arista and Palo Alto firewalls highly desirable.
• Strong understanding in designing, maintaining, and expanding data center networks and infrastructures (e.g., full understanding of optimizing / performance tuning east-west traffic and protecting / isolating north-south traffic
• Experience with dark-fiber terminations and connectivity.
• Experience with implementation and support of next generation data center / network architectures like VXLAN.
• Strong experience with layer 2 networking protocols (e.g., multicast, spanning tree) 
• Strong experience with layer 3 dynamic routing protocols: MPLS, BGP, ISIS and OSPF (between internal sites and between external clients / partners)
• Strong experience with layer 3+ networking and security protocols (e.g., GRE tunnels, IPSec encryption)
• Experience with extranet providers and services (e.g., TNS and ECX)
• Experience working with Tier 1 / Tier 2 global ISPs and configuring BGP routing with them.
• Very strong understanding of security concepts and technologies as they related to networking (e.g., WAF, DDOS, IDPS, PoLP, RBAC, SiD, and ZT)
• Exposure to public cloud environments and integrating with on-prem systems
• Experience with configuration management, monitoring, and other orchestration methodologies and technologies for networking infrastructure hardware.  Ansible and Nexus Dashboard Fabric Controller experience desirable.
• Solid NetEng-grade scripting abilities (Python, or similar).
• Excellent documentation and communication skills
• Certified candidates highly preferred (e.g., CCNP, CCIE, JNCIP, JNCIE)
• It would also help if you have a Bachelor of Science (BS) in Computer Science or Engineering
• Be able to work onsite in Chicago with occasional travel. We’re located right inside the Revival Food Hall.

The salary for this position is $150,000 - $175,000 + bonus + benefits.

*Note: This good faith pay range is provided in compliance with NYC law and the laws of other jurisdictions that may require a salary range in job postings.

Perks of working for Enfusion 

• Competitive compensation 

• Company paid medical insurance 

• Generous PTO package 

• Entrepreneurial environment 

• Catered lunch every Wednesday 

• Small team with growth opportunity