Senior Specialist - Architecture

Role: Senior Network Engineer

Location: Budapest, Hungary

Type of hiring: Permanent

Mode: Hybrid( 3 days a week)

Job Summary

Organization CTS Enterprise Network Services Network Engineering Automation

Job Description Cybersecurity Tooling Engineer

CTS Enterprise Network Services team in Budapest is looking for a Senior FullStack Software Engineer specializing in Network Automation Tooling In this role you will be at the forefront of transforming enterprise network operations into a softwaredefined automated and intelligent ecosystem

Automated Testing Lifecycle Experience

• Experience building automated test suites for network state verification eg pyATS Robot Framework Pytest
• Experience with automated scheduled upgrade or patch management engines

DevOps Platforms

• Strong Linux system administration fundamentals and Bash scripting
• Experience with Docker Containerization and Kubernetes OpenShift
• Version control mastery Git and CICD pipeline implementation

NicetoHave Big Plus

• Agentic AI LLM Engineering Handson experience developing AI agents multiagent systems functioncalling toolcalling workflows or Model Context Protocol MCP integrations
• Network Verification Digital Twins Experience with Batfish Forward Networks Containerlab or Cisco Modeling Labs CML
• Network Source of Truth NSoT Working knowledge of NetBox or Nautobot plugin development

  Relevant Certifications

• Cisco Certified DevNet Associate Professional
• Arista Cloud Engineer Automation Specialist
• Palo Alto Networks PCNSE PCDRA
• Red Hat Certified Specialist in OpenShift Ansible

  Key Responsibilities few examples

  1 FullStack Tooling Platform Development

• Frontend Development Build responsive intuitive and highperformance web dashboards and internal selfservice portals using modern frontend frameworks React TypeScript Tailwind CSS enterprise UI libraries
• Backend Architecture Architect scalable microservices and RESTful gRPC APIs using Python FastAPI Flask Django or Go integrating directly with Network Source of Truth NSoT databases message queues and device controllers
• Database State Management Design data models for device inventories upgrade campaign states job queues Celery Redis and timeseries telemetry storage InfluxDB PostgreSQL Redis Elasticsearch

  2 Network Automation Testing Lifecycle Management

• Automated Software Upgrades Develop endtoend scheduled firmwaresoftware upgrade workflows image staging compatibility prechecks dynamic failover staged maintenance windows postvalidation and automated rollback
• Automated Network Testing Build automated prepostchange verification frameworks using tools like pyATS Genie Batfish Suzieq or custom Python test suites to ensure zerodowntime execution
• Configuration Policy Orchestration Implement Infrastructure as Code IaC and NetworkasCode NaC paradigms using Ansible Terraform Jinja2 templating and GitOps workflows

  3 MultiVendor Platform Security Integration

• Develop API clients middleware and integration adapters for
• Routing Switching Fabrics Cisco IOSXE NXOS ACI Catalyst Center via REST NETCONF RESTCONF Arista EOS CloudVision CVP eAPI AVD
• Network Security Firewalls Palo Alto Netwo