Sr Networking and Infrastructure Engineer

Req ID:493833

At Alstom, we understand transport networks and what moves people. From high-speed trains, metros, monorails, and trams, to turnkey systems, services, infrastructure, signalling and digital mobility, we offer our diverse customers the broadest portfolio in the industry. Every day, more than 80 000 colleagues lead the way to greener and smarter mobility worldwide, connecting cities as we reduce carbon and replace cars.

We are seeking a skilled and motivated Networking and Infrastructure Engineer to join the Data Center team. This role involves managing and optimizing a hybrid environment built on Hyper-Converged Infrastructure technologies, utilizing VMware and SUSE Harvester hypervisors. Responsibilities include ensuring the seamless integration of Windows and Linux virtual machines while maintaining strong network and system security.

Key Responsibilities

Virtualization and Kubernetes:

• Deploy, manage, and troubleshoot Hyper Converged Infrastructures based on VMware hypervisor for virtual machines and SUSE Harvester and OpenShift Kubernetes clusters for containerized workloads.
• Design, integrate and maintain multiple virtual platforms as per project requirements.
• Participate in deploying project-specific virtualized platforms for Integrated Control Center systems.
  
  

Networking & Cybersecurity

• Design, implement and support advanced high-available network architectures, using modern routing protocols, VLANs, VPNs, and MPLS.
• Configure, monitor, and maintain physical and virtual network and security devices: routers, switches, firewalls, IDS/IPS appliances (Fortinet, Cisco, Palo Alto, and HPE).
• Monitor the high availability and performance of network services through regular health checks and optimization using tools such Zabbix, Netbox, OpenSearch, Solarwinds and ManageEngine products
• Implement and monitor endpoint security controls policies (McAfee ePO)
• Follow company and project specific security policies based on NIST 800-53
  
  

DevOps support

• Participate in DevOps activities on Infrastructure as a Code deployments using tools such as Terraform and Ansible.
• Use GIT as a configuration versioning and management systems
  
  

System Administration:

• Administer and secure Linux and Windows servers.
• Design and perform operating systems and applications updates and patches.
• Implement and monitor system backups and replication based on project requirements.
• Follow the ITSM best practices according to ITILv4
  
  

Hardware and Infrastructure

• Install, configure, and maintain IT infrastructure (Dell VxRail, VBlock, or HPE hyperconverged environment)
• Install, configure and manage storage equipment (SAN, NAS, NFS, etc.) (Dell DataDomain)
• Participate in the decision making process on new hardware purchases
  
  

Troubleshooting and Support:

• Diagnose and resolve infrastructure and network issues.
• Provide advanced support for system and network escalations.
  
  

Documentation and Monitoring:

• Create and maintain detailed documentation for systems, networks, and configurations.
• Support documentation process at the project level
  
  

Competencies & Skills

• Strong IT Hardware knowledge
• Strong knowledge of VMWare products (VCenter, ESXi, etc.)
• Good knowledge of Kubernetes technology
• Strong knowledge of scripting languages (PowerShell, Python, Shell, etc.)
• Strong knowledge of Microsoft Technologies (ActiveDirectory, GPO, SQL, PowerShell, Windows Server, Windows 10/11)
• Experience with highly available environments / applications. (Windows High Availability Clusters)
• Good knowledge of Linux technologies (CentOS, RHEL, Ubuntu, etc.)
• Good understanding of DevOps concepts
• Good understanding of software development pipeline concepts
• Knowledge for Configuration Management Tools such as Ansible, Puppet, Chef, Terraform, Git etc.
• Knowledge of Load Balancing technologies (Windows, HAProxy)
• Good understanding of networking concepts (VLANs, Routing, MPLS, LTE, OSPF, etc.)
• Networking & Hardware support certifications are a plus
• Knowledge of NIST SP 800-53 and/or ITIL v4 concept
• Quick problem troubleshooting abilities
  
  

Qualifications

• Education: Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent experience).
• Experience: 7+ years in networking and infrastructure engineering.
• Certifications: Relevant certifications are a plus.
  
  

You don’t need to be a train enthusiast to thrive with us. We guarantee that when you step onto one of our trains with your friends or family, you’ll be proud. If you’re up for the challenge, we’d love to hear from you!

Important to note

As a global business, we’re an equal-opportunity employer that celebrates diversity across the 63 countries we operate in. We’re committed to creating an inclusive workplace for everyone.