Infrastructure Engineer – Telecom Network Validation Platform

Role: Infrastructure Engineer - Telecom Network Validation Platform Location: Location: Einsteinova 24, 851 01 Bratislava,Slovakia (Hybrid/Onsite) 2 days at office and 3 days from home

Experience: 4-10 Years

Mode: Contract only

Contract duration - Minimum 12-months duration

Is local language must or only English is fine - For Work, English is mandatory.

We are seeking an experienced Infrastructure Engineer to support client's ANT and Open Tool platform environments used for telecom network testing, validation, performance monitoring, and analytics. The role involves managing physical and virtual infrastructure, servers, storage, networking, cloud resources, and test lab environments that support LTE, 5G, IMS, and Open RAN validation activities.

The candidate will be responsible for ensuring platform availability, scalability, security, and operational readiness across development, testing, and production environments.

Key Responsibilities Infrastructure Management

• Deploy, configure, and maintain server, storage, and network infrastructure supporting ANT and Open Tool platforms.
• Manage physical, virtual, and cloud-based environments.
• Ensure high availability, reliability, and performance of infrastructure components.
• Perform infrastructure upgrades, patching, and lifecycle management.

Telecom Test Environment Support

• Build and maintain network testing labs used for LTE, 5G NSA/SA, VoLTE, VoWiFi, and IMS validation.
• Support integration of telecom test tools, probes, and monitoring systems.
• Maintain test devices, routers, switches, firewalls, and lab connectivity.
• Ensure continuous availability of testing and validation environments.

Server & Virtualization Administration

• Manage VMware, Hyper-V, and virtualized infrastructure environments.
• Administer Linux and Windows servers.
• Configure and optimize compute resources based on project demands.
• Monitor infrastructure health and performance.

Network Administration

• Configure and troubleshoot enterprise network infrastructure.
• Manage LAN, WAN, VPN, DNS, DHCP, and routing environments.
• Support firewall configurations and network security policies.
• Analyze network performance and troubleshoot connectivity issues.

Cloud Infrastructure

• Provision and manage infrastructure on AWS, Azure, or GCP.
• Support hybrid cloud deployments.
• Implement cloud security and monitoring solutions.
• Manage storage, compute, networking, and backup services.

Storage & Backup Management

• Manage SAN/NAS storage systems.
• Implement backup and disaster recovery solutions.
• Ensure business continuity and data protection compliance.
• Monitor storage utilization and performance.

Monitoring & Incident Management

• Deploy and maintain monitoring systems.
• Configure alerts for infrastructure health and capacity management.
• Perform root cause analysis for infrastructure issues.
• Support production incidents and service restoration activities.

Required Technical Skills Operating Systems

• Linux (RHEL, Ubuntu, CentOS)
• Windows Server Administration

Virtualization

• VMware vSphere
• VMware ESXi
• Hyper-V

Networking

• TCP/IP
• DNS, DHCP
• VLANs
• Routing & Switching
• VPN Technologies
• Firewall Administration

Cloud Platforms

• AWS
• Microsoft Azure
• Google Cloud (Preferred)

Storage Technologies

• SAN/NAS Storage
• Backup and Recovery Solutions
• Storage Performance Monitoring

Monitoring Tools

• Splunk
• Grafana
• Prometheus
• Nagios
• ELK Stack

Automation (Preferred)

• Python
• PowerShell
• Shell Scripting
• Ansible
• Terraform

Education

• Bachelor's Degree in Computer Science, Information Technology, Telecommunications, Electronics, or related field.

Key Deliverables

• Stable and secure infrastructure supporting ANT/Open Tool platforms.
• High availability of telecom test and validation environments.
• Efficient server, network, and storage operations.
• Reduced downtime and faster issue resolution.
• Secure, scalable, and compliant infrastructure.
• Successful support of customer network testing and validation programs.