Senior Network Engineer

About Business Unit: At the core of all that Epsilon does is a team that sets the foundation of our IT infrastructure. The team drives innovation and efficiency through pioneering technology across Epsilon's platforms and business verticals. From being the first point of contact for infrastructure needs to final deployment, the team provides end-to-end solutions for our client-facing platforms. ETS supports all aspects of revenue-generating platforms for Epsilon and sets the architectural direction for our enterprise deployments. By adopting the newest technologies, such as Cloud, Automation, and Artificial Intelligence, the team is at the front of redefining our digital business and capturing new opportunities. How You’ll Make an Impact: As a Network Engineer, you’ll support the design, deployment, and operations of Epsilon’s global network infrastructure across datacenters and cloud platforms. Working as part of a skilled team of network professionals, you’ll help ensure the performance, reliability, and security of internal and external network services. This role provides an opportunity to contribute to complex, large-scale environments while developing your expertise in routing, switching, load balancing, firewalls, and automation. If you’re a motivated and detail-oriented engineer looking to grow in a dynamic enterprise environment, we’d love to connect with you. Click here to view how Epsilon transforms marketing with 1 View, 1 Vision and 1 Voice.ResponsibilitiesWhat You’ll AchieveSupport the implementation and optimization of network infrastructure across on-premises and cloud environments.Contribute to the deployment of scalable network solutions using Cisco, Palo Alto, F5, AWS, GCP, and Azure.Assist in maintaining infrastructure as code using tools like Terraform and Puppet.Participate in the development and maintenance of CI/CD pipelines for network automation and provisioning.Use scripting and automation tools to streamline configuration and management tasks.Work with security and SRE teams to ensure compliance and secure network design.Troubleshoot network issues across LAN, WAN, cloud, and internet environments, escalating as necessary.Monitor network performance and support implementation of high-availability and failover solutions.Help evaluate and test emerging technologies, contributing to best practice adoption.Collaborate with engineering and operations teams on project deliverables and documentation.Contribute to standardization, documentation, and operational excellence initiatives.Additional duties as assigned.Qualification DescriptionWho You Are: What you’ll bring with you:5–8 years of experience supporting production network environments.Working knowledge of WAN routing, datacenter switching, firewalls, and load balancing.Experience supporting hybrid cloud networks (AWS, GCP, Azure).Familiarity with Python and network automation frameworks.Experience using infrastructure as code tools (Terraform, Ansible, etc.).Understanding of core network protocols: OSPF, BGP, STP, IPSec, DHCP, DNS, SNMP, IPv6, etc.Hands-on experience with platforms such as Cisco Nexus/Catalyst, Palo Alto, F5, and Arista.Knowledge of firewall and IPS technologies from Cisco and Palo Alto.Familiarity with monitoring and management tools like SolarWinds, ExtraHop, AlgoSec, and NetBrain.Experience with cloud networking components (VPCs, subnets, security groups, load balancers).Strong documentation and communication skills.Working knowledge of security standards (e.g., NIST, PCI, ISO).Ability to troubleshoot across the network and OS layers.Willingness to participate in on-call support rotation.Why you might stand out from other talent:Experience in secure cloud and on-premise network environments.Exposure to automation and DevOps tools for network operations.Background in large-scale or service provider environments.Collaborative approach to working with security and application teams.Interest in process improvement and operational efficiency.Curiosity about modern tools like AI/ML in IT operations.Relevant certifications (Cisco, Palo Alto, AWS, Azure).Additional InformationEpsilon is a global data, technology and services company that powers the marketing and advertising ecosystem. For decades, we’ve provided marketers from the world’s leading brands the data, technology and services they need to engage consumers with 1 View, 1 Vision and 1 Voice. 1 View of their universe of potential buyers. 1 Vision for engaging each individual. And 1 Voice to harmonize engagement across paid, owned and earned channels.Epsilon’s comprehensive portfolio of capabilities across our suite of digital media, messaging and loyalty solutions bridge the divide between marketing and advertising technology. We process 400+ billion consumer actions every single day using advanced AI and hold many patents of proprietary technology, including real-time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon has been consistently recognized as industry-leading by Forrester, Adweek and the MRC. Epsilon is a global company with more than 9,000 employees around the world. Epsilon has a core set of 5 values that define our culture and guide us to bring value for our clients, our people and consumers. We are seeking candidates that align with our values, demonstrate them and make them meaningful in their day-to-day work: Act with integrity. We are transparent and have the courage to do the right thing.Work together to win together. We believe collaboration is the catalyst that unlocks our full potential.Innovate with purpose. We shape the market with big ideas that drive big outcomes.Respect all voices. We embrace differences and foster a culture of connection and belonging.Empower with accountability. We trust each other to own and deliver on common goals. Because You MatterYOUniverse. A work-world with you at the heart of itAt Epsilon, we believe people make the place. And everything we do is designed with you in mind. That’s why our work-world, aptly named ‘YOUniverse’ is passionate about crafting a nurturing environment that elevates your growth, wellbeing and work-life harmony. So, come be part of a people-centric workspace where care for you is at the core of all we do.Take a trip to YOUniverse and explore our outstanding benefits, here Epsilon is an Equal Opportunity Employer. Epsilon is committed to promoting diversity, inclusion, and equal employment opportunities by using reasonable efforts to attract, recruit, engage and retain qualified individuals of all ethnicities and backgrounds, including, but not limited to, women, people of color, LGBTQ individuals, people with disabilities and any other underrepresented groups, traits or characteristics.