Senior Network Engineer

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 Jo

bInfillion 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 system

s.
What you’ll be doi

• ng:Design and automate scalable network infrastructure using Infrastructure as Code (IaC) principles with Ansible, Puppet, OpenStack, and Pyth
• on.Develop cost-efficient network automation solutions to eliminate manual tasks and improve operational efficie
• ncyArchitect and administer AWS VPC peering across multiple accounts, focusing on routing efficiency and high availabil
• ityMonitor, troubleshoot, and continuously enhance cloud and data center network performa
• nceCollaborate closely with DevOps, Security, and Infrastructure teams to enforce reliability, observability, and compliance best practi

ces
What you h

• ave:Bachelor’s Degree in Computer Science, Information Systems, or equivalent experi
• enceProven background managing on-prem environments; experience in high-growth SaaS, media, or technology organizations is a
• plusHands-on experience configuring and managing firewalls, switches, and routers in production environm
• entsStrong automation experience with Ansible, Puppet, and Python; experience with OpenStack is a p
• lus.Solid understanding of core network protocols such as BGP, OSPF, VPN, DNS, and
• DHCPExpertise in network design for availability, scalability, and observabi
• lityExperience integrating network automation with CI/CD pipelines is highly desir
• ableAWS 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 document

ationStrong collaborator — comfortable partnering with Engineering, DevOps, and SecOps

peersBias for action — proactive, solutions-driven, and comfortable in a fast-moving enviro

nment
Benefits &

PerksIt’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 CADSupplemental medical b
• enefitsUnlimited paid time off - we trust your dis
• cretionOpportunities for profit sharing, bonuses, and ow
• nershipCell phone and WiFi reimbur

sements
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