Senior Network Engineer

4 weeks ago


Toronto, Canada Infillion Full time

Senior Network Engineer Join Infillion to apply for the Senior Network Engineer role. You’ll be responsible for designing, implementing, and maintaining resilient network systems across both cloud and on‑premises environments, with a strong focus on automation, precision, and operational excellence. Base Pay $130,000.00 – $175,000.00 per year Company Infillion solves challenges of complexity, fragmentation, and opacity in the digital media ecosystem. With MediaMath at its core, Infillion’s modular approach enables advertisers to seamlessly integrate key components—ads, creative, audience targeting, identity and graphing, measurement, media supply, and campaign management—across AWS, GCP, and colocation data centers. Responsibilities Design and automate scalable network infrastructure using Infrastructure as Code (IaC) principles with Ansible, Puppet, OpenStack, and Python. Develop cost‑efficient network automation solutions to eliminate manual tasks and improve operational efficiency. Architect and administer AWS VPC peering across multiple accounts, focusing on routing efficiency and high availability. Monitor, troubleshoot, and continuously enhance cloud and data‑center network performance. Collaborate closely with DevOps, Security, and Infrastructure teams to enforce reliability, observability, and compliance best practices. Qualifications Bachelor’s Degree in Computer Science, Information Systems, or equivalent experience. Proven background managing on‑prem environments; experience in high‑growth SaaS, media, or technology organizations. Hands‑on experience configuring and managing firewalls, switches, and routers in production environments. Strong automation experience with Ansible, Puppet, and Python; familiarity with OpenStack. Solid understanding of core network protocols such as BGP, OSPF, VPN, DNS, DHCP. Experience designing network architecture for availability, scalability, and observability. Experience integrating network automation with CI/CD pipelines. Strong AWS networking experience (VPC design, peering, routing, HA architectures). Who You Are Thoughtful builder—caring about clean architecture and accurate network documentation. Collaborator—comfortable partnering with Engineering, DevOps, and SecOps teams. Proactive—solutions‑driven and comfortable in a fast‑moving environment. Benefits Base salary of $130,000 – $175,000 Supplemental medical benefits Unlimited paid time off Opportunities for profit sharing and bonuses Cell phone and Wi‑Fi reimbursement Other benefits as outlined by Infillion Equal Opportunity Employer Infillion is an equal opportunity employer. We do not discriminate based on race, color, ethnicity, ancestry, national origin, religion, sex, gender, gender identity, gender expression, sexual orientation, age, disability, veteran status, genetic information, marital status, or any other legally protected status. #J-18808-Ljbffr



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