Network Engineer - Acacia (hybrid)

Cisco•Maynard, MA

1d•Hybrid

About The Position

Acacia (part of Cisco) is a well-known market leader in high-speed coherent optical transceivers, pioneering the development of coherent pluggable transceivers. Acacia’s coherent products are deployed by all hyperscalers to connect their Data Centers over distances from a few kilometers to thousands of kilometers and even in submarine networks. The emergence of AI has drastically increased the demand for Acacia’s coherent transceivers, and our team is focused on the exciting challenge to architect, build, and maintain test automation software using scalable and maintainable methods. We are looking for a motivated and skilled Network Engineer to join our team. In this role, you will support the deployment, maintenance, optimization, and troubleshooting of enterprise network infrastructure across multiple US and international sites. Working closely with senior engineers, you'll contribute to network reliability, security, and scalability in a fast-paced, collaborative environment. Your expertise in modern infrastructure, including software-defined networking, virtualized environments, and enterprise storage will be critical in supporting Acacia’s mission to deliver industry-leading solutions that drive the digital world forward. You will be empowered to solve complex problems, contribute to architecture decisions, and help elevate the overall technology stack to meet current and future business needs

Requirements

3+ years of professional experience in network engineering or IT infrastructure
Demonstrated experience with Cisco IOS and NX-OS CLI
Demonstrated experience with OSI model, TCP/IP, subnetting, DNS/DHCP, VLANs, OSPF, and BGP
Demonstrated experience with IPAM, asset management, and network documentation tools and software.
Demonstrated experience with network monitoring platforms (SolarWinds, PRTG) and troubleshooting tools (Wireshark, ping, traceroute)
Candidates must have the ability to lift, carry, and maneuver equipment, which involves physically mounting routers, servers and switches into data center racks.

Nice To Haves

Familiarity with firewall ACLs, NAT, VPNs, and 802.1X/RADIUS authentication
Familiarity with Cisco ISE, Catalyst Center/DNA Center, Meraki SD-WAN, Cisco ASA/FTD, and DUO MFA
Active CCNA or CCNP Enterprise certification (or equivalent vendor-neutral certification)
Exposure to cloud networking environments such as AWS VPC or Azure Virtual Network, including hybrid cloud connectivity
Familiarity with network automation and scripting tools such as Python or Ansible for routine task automation
Experience working in regulated industries such as healthcare, finance, or government, with an emphasis on compliance and security best practices
Experience with NetBox, including custom fields, webhooks, and API integrations for network automation workflows
Hands-on experience with VMware virtualization platforms (vSphere, vCenter, NSX-T), including virtual networking concepts such as distributed virtual switches (DVS), port groups, and VM network connectivity
Familiarity with enterprise storage solutions (SAN, NAS, or hyper-converged infrastructure) and their integration with network infrastructure, including protocols such as iSCSI, NFS, or Fiber Channel Cisco Confidential
Hands-on experience with additional SD-WAN platforms or next-generation firewall technologies beyond the Cisco ecosystem
Familiarity with DevOps or Infrastructure-as-Code (IaC) practices as they relate to network provisioning and configuration management
Strong analytical, problem-solving, and communication skills

Responsibilities

Routing & Switching: Configure, deploy, and troubleshoot Cisco Catalyst and Nexus switches and enterprise routers. Support OSPF, BGP, VLAN segmentation, 802.1Q trunking, and interVLAN routing while enforcing Layer 2/3 best practices.
Firewall Administration: Maintain and optimize security policies, NAT rules, VPN tunnels, and ACLs on Cisco ASA and Firepower Threat Defense (FTD) firewalls. Configure and troubleshoot 802.1X authentication with RADIUS integration.
SD-WAN & Management Platforms: Monitor and configure Cisco SD-WAN (Viptela/Meraki) infrastructure, assist with Cisco ISE operations and Catalyst Center/DNA Center, and support DUO MFA for secure remote access.
Network Monitoring & Issue Resolution: Use tools like SolarWinds, PRTG, and Cisco Catalyst Center to proactively monitor network health. Serve as an escalation point for complex helpdesk issues and participate in on-call rotation for after-hours incident response.
Network Documentation & IPAM: Uset tools like NetBox as the source of truth for network documentation, including IP address management (IPAM), device inventory, rack diagrams, and circuit tracking. Ensure records are kept accurate and up to date as the network evolves.
Documentation & Collaboration: Maintain accurate network diagrams, IP schemas, configuration backups, SOPs, and change management records. Collaborate with internal teams, vendors, and ISPs on projects and upgrades.
Travel: Willingness to travel domestically and internationally for installations, hardware deployments, and on-site troubleshooting as needed.
On Call: Candidates will be on call a minimum of two weeks per quarter.

Benefits

medical, dental and vision insurance
a 401(k) plan with a Cisco matching contribution
paid parental leave
short and long-term disability coverage
basic life insurance
10 paid holidays per full calendar year, plus 1 floating holiday for non-exempt employees
1 paid day off for employee’s birthday, paid year-end holiday shutdown, and 4 paid days off for personal wellness determined by Cisco
Non-exempt employees receive 16 days of paid vacation time per full calendar year, accrued at rate of 4.92 hours per pay period for full-time employees
Exempt employees participate in Cisco’s flexible vacation time off program, which has no defined limit on how much vacation time eligible employees may use (subject to availability and some business limitations)
80 hours of sick time off provided on hire date and each January 1st thereafter, and up to 80 hours of unused sick time carried forward from one calendar year to the next
Additional paid time away may be requested to deal with critical or emergency issues for family members
Optional 10 paid days per full calendar year to volunteer