Job Description

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About the Company

Infillion is built to solve the 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 or independently deploy key components--including ads and creative, audience targeting,identity and graphing, measurement and reporting, media supply, and campaign management. This flexibility allows brands, agencies, commerce enablers, retail media networks, and resellers to create tailored, high-performance solutions without the constraints of traditional, all-or-nothing legacy systems.



Headquartered in New York City, Infillion owns and operates industry-leading brands including TrueX, MediaMath, Gimbal location-based technology, InStadium, and Analytiks.ai. Recognized as one of the most awarded companies in media, marketing, and advertising, Infillion was named one of Fast Company's Most Innovative Companies of 2024. Learn more at www.infillion.com.

About the Job

Infillion is seeking an experienced

Sr. Network Engineer

to join our DevOps Infrastructure team. 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 a strong commitment to operational excellence.





You'll help shape the evolution of Infillion's network stack by driving automation, improving visibility, and ensuring seamless connectivity across our AWS, GCP, and colocation data centers, along with internal and partner systems.

What you'll be doing:

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

What you have:

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 is a plus Hands-on experience configuring and managing

firewalls, switches, and routers

in production environments Strong automation experience with

Ansible, Puppet, and Python

; experience with

OpenStack

is a plus. Solid understanding of core network protocols such as

BGP, OSPF, VPN, DNS, and DHCP

Expertise in

network design

for availability, scalability, and observability Experience integrating

network automation with CI/CD pipelines

is highly desirable

AWS networking experience

(VPC design, peering, routing, and HA architectures) is a strong plus

Who you are:

Thoughtful builder -- you care about clean architecture and accurate network documentation

Strong collaborator -- comfortable partnering with Engineering, DevOps, and SecOps peers

Bias for action -- proactive, solutions-driven, and comfortable in a fast-moving environment

Benefits & Perks

It's no secret that we work hard, but we also strive to create an office environment where the lines between work and play are blurred. This means we offer these great perks to help keep our team healthy, productive, and happy.


Base salary of $130,000 - $175,000 CAD Supplemental medical benefits Unlimited paid time off - we trust your discretion Opportunities for profit sharing, bonuses, and ownership Cell phone and WiFi reimbursements

We are committed to an inclusive and diverse work environment. 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 legally protected status.