We are seeking an experienced Lead Network Engineer to own architecture, security, product design, automation and innovation across global production datacenter environments. In this role, you will lead a global Cisco ACI fabric while driving secure, scalable and highly available network solutions that align with business consumption models.
This role requires working in a hybrid mode from any office in Krakow, Wroclaw, Katowice, Warsaw, Gdansk, Lodz or Poznan 3 times a week.
Responsibilities
- Serve as lead engineer for a global Cisco ACI fabric, owning architecture, security, product and service design, automation and innovation across production datacenter environments
- Define product descriptions and tiered service offerings for ADC and DCLAN services (Bronze/Silver/Gold), including explicit SLOs for availability, failover time and change-request lead time; maintain service catalog alignment to business consumption models
- Design and implement secure incident recovery environments using ACI VRF remap as the containment primitive to enable isolated failover testing across Firepower, FortiGate and F5 without production impact; identify and document platform constraints impacting VRF remap behavior
- Architect and deliver F5 BIG-IP Dual-PBR No-SNAT migrations on ACI 6.0, producing validated configuration bundles, automated deployment scripts and validation documentation
- Drive ACI ESG micro-segmentation strategy and migration execution, including phased contract design; build Python tooling for tenant migration validation and configuration generation
- Design Cilium BGP L3Out integration for Kubernetes workloads on ACI, including BFD tuning for VMware compatibility and route-map controls to prevent pod CIDR leakage into the fabric VRF
- Build hybrid IaC pipelines (Terraform Day-1, Ansible/AWX Day-2) for F5 BIG-IP LTM/SSL services with tiered service models and ServiceNow-triggered provisioning
- Ensure operational excellence by sustaining high fabric availability, reducing unscheduled outages, meeting aggressive CVE patch timelines and maintaining strong zero-trust segmentation audit scores
Requirements
- 5+ years of experience in network engineering within datacenter environments
- Expertise in Cisco ACI (Multi-Pod, Multi-Site, ESG, PBR Service Graphs, APIC REST API)
- Proficiency in Nexus 9K/7K/5K, VXLAN and vPC
- Skills in F5 BIG-IP (LTM, GTM/DNS, iRules, PBR, DSR, SNAT/No-SNAT)
- Knowledge of Citrix NetScaler
- English proficiency at B2 level or higher
Nice to have
- Background in Terraform, Ansible/AWX and Python
- Familiarity with GitLab CI/CD, GitHub Actions and Azure DevOps Pipelines
We offer
- We gather like-minded people:
- Engineering community of industry professionals
- Friendly team and enjoyable working environment
- Flexible schedule and opportunity to work remotely within Poland
- Chance to work abroad for up to 60 days annually
- Business-driven relocation opportunities
- We provide growth opportunities:
- Outstanding career roadmap
- Leadership development, career advising, soft skills, and well-being programs
- Certification (GCP, Azure, AWS)
- Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru
- English classes
- We cover it all:
- Stable income (Employment Contract or B2B)
- Participation in the Employee Stock Purchase Plan
- Benefits package (health insurance, multisport, shopping vouchers)
- Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more
- Referral bonuses
- Corporate, social and well-being events
- Please, note:
- The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview.
- We will reach out to selected candidates exclusively.
EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.