OT Network and Security Architect

Req ID :

We create smart innovations to meet the mobility challenges of today and tomorrow. We design and manufacture a complete range of transportation systems, from high-speed trains to electric buses and driverless trains, as well as infrastructure, signalling and digital mobility solutions. Joining us means joining a truly global community of more than  75 000 people dedicated to solving real-world mobility challenges and achieving international projects with sustainable local impact.

JOB PURPOSE :

Reporting to the Industrial IT Manager and functionally linked to the Head of Security Design and Network Security Operations will be in charge of handling end to end technical aspects of LAN,WAN and Network Security for Alstom Digital Services Organization. The Technical expert will be the sole responsible person to handle and end to end network design issues and to come up with any enhancement at the right time to provide excellent service to Business. The Ideal candidate will be responsible for resolving all critical technical issues within Alstom network ecosystem.

Key Responsibilities & Accountabilities :

• Network Design and Architecture : Developing comprehensive network architecture plans for LANs, WANs, SDWAN, Zero Trust Access(ZTNA), and other network components, considering scalability and future needs. Selecting appropriate network hardware and software, including routers, switches, firewalls, and intrusion detection / prevention systems. Designing network segmentation and access control mechanisms to mitigate security risks. Focus on Secure network architectures and supporting technology solutions within the enterprise
• Security Policy Development : Defining and implementing robust security policies and procedures for network access, data encryption, user authentication, and incident response. Establishing security baselines and standards for network devices and configurations
• Security Solution Implementation : Deploying and configuring security technologies like firewalls, intrusion detection / prevention systems (IDS / IPS), endpoint protection, and data loss prevention (DLP) solutions Implementing encryption standards for data at rest and in transit
• Compliance Management : Ensuring network infrastructure adheres to relevant industry regulations and compliance requirements (, GDPR, HIPAA, PCI DSS)
• Implementation and Maintenance :
• Deployment and configuration :

Oversee the installation, configuration, and testing of network infrastructure and security devices according to established standards.

Monitor network performance metrics, identify bottlenecks, and implement optimizations to ensure network stability and availability.

Work closely with IT teams including system administrators, security analysts, application developers, and business stakeholders to ensure alignment with security requirements.

Lead incident response activities in case of network security breaches, coordinating with relevant teams to contain and mitigate damage.

PROFILE :

Problem solving, analytical skills and decision making

Communication, leadership, interpersonal and teaming skill

Builds strong networks within and across functions / geography

Work management, organization and planning

Customer and Business focus

Values and Ethics

An agile, inclusive and responsible culture is the foundation of our company where diverse people are offered excellent opportunities to grow, learn and advance in their careers. We are committed to encouraging our employees to reach their full potential, while valuing and respecting them as individuals.

Job Type : ​Experienced​

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