Job Specifications
• Part of the operations team and deployment work in the datacenter; working on the weekends is part of the schedule compensated with off days during the week.
• Requires proficiency with all the network protocols and hardware [see job description].
• Able to script in Python.
• Cisco, and Arista are the preferred hardware vendors for experience in networking.
Are you passionate about building and securing large-scale networks? Join our team as a Network Subject Matter Expert (SME) in Montreal! We are looking for a highly experienced professional with a deep understanding of modern networking, especially in complex, high-security environments.
What You’ll Do
- Design, implement, and maintain large, secure network infrastructures for both production and non-production environments.
- Lead efforts to separate and secure networks, helping ensure robust security and smooth business operations.
- Work closely with business and technical teams—to explain/socialize risks with larger teams and implement the network designs, .
- Develop and execute comprehensive network implementation plans, with security and stability in mind.
- Build automation for repetitive network tasks using tools like Python and Ansible.
- Perform scheduled network changes and migrations during weekends and outside normal business hours as required.
What We’re Looking For
- 10+ years of networking experience — ideally in financial services, technology vendors, or systems integrators.
- Expertise with Ethernet technologies (STP, 802.1x, VPC, Multilayer Switching, Leaf-Spine IP Fabric).
- Deep knowledge of IP routing protocols (RIP, OSPF, BGP, MPBGP, TCP/IP) and multicast (PIM, IGMP, MSDP).
- Hands-on experience with Cisco ASR, Nexus, Catalyst and Arista switches, and network operating systems (Cisco IOS, IOS-XE, NXOS, IOS-XR, Arista EOS).
- Strong background in network security concepts, multi-tier security architectures, and best practices for segmenting production and non-production networks.
- Experience with network tools such as Wireshark, Infoblox, HPNA, Splunk, Sevone.
- Familiarity with project/task management tools like JIRA, especially Agile/Kanban methods.
- Strong scripting/automation skills is a must. Able to independently develop solutions for repetitive network tasks.
- Willing to work weekends.
Nice to Have
- UNIX or Linux skills.
- CCIE or similar certifications.
- Knowledge of Wireless infra, SDN, SDWAN, DMVPN, public cloud is a plus.
- Strong grasp of security concepts (defense in depth, zero trust, least privilege, risk controls).
- Experience working on enterprise-level initiatives with senior stakeholders across multiple regions and cultures.
- Experience with Optical equipment like Adva/Ciena is a plus
- Experience with timing infra like the spectracom/meinberg is a plus.
Who You Are
- A clear communicator with excellent presentation skills.
- A team player who can also work independently on large scale projects.
- Flexible, reliable, and dedicated to delivering results.
- Someone who takes ownership and accountability for your work.
About the Company
Open Systems Technologies is a tier-one vendor for the world's most competitive financial and technology companies, offering both full-time and contract recruiting services across the country. We offer a positive, entrepreneurial, high performing culture where all employees have the unique opportunity to run a full desk. Our office looks, feels, and operates like a start-up, but with the stability, clientele, and resources that only an industry veteran can provide.
At our core, we are structured to be flexible. With over 3...
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