Program Manager Network

Expanding steadily since its launch in 2003, the ACENSI group is an IT consultancy firm, well known for their technical and functional know-how, who specialize in Telecommunications, Media and Financial Markets, as well as in the Energy industry. ACENSI guides businesses in evolutionary IT projects from the initial strategies through to their realization (Management and Project management, Development, Design and Implementation, Infrastructure). From its original focus on technical engineering and Business Analysis, ACENSI has developed new areas of expertise in Human Resource Management Systems, Business Intelligence, e-learning and Client Relationship Management. Dynamism, enthusiasm and social development are all valued at ACENSI, allowing our clients to benefit from consultants with a true blend of talents.

ACENSI BELGIUM is looking for his client a Project Manager Network & Security (F/M/X)

Responsibilities

• Define and maintain the reference architectures of the IP network infrastructures provided by the client and used by its customers, as well as the new OT network, ensuring robustness, high availability, scalability, and compliance with security requirements.
• Lead CURB/SCADA projects, from architecture definition and requirements gathering through to production deployment, ensuring coordination between technical and business stakeholders and overseeing the integration of field data into supervision and decision-support systems.
• Design and lead macro-segmentation and micro-segmentation network projects to strengthen the security and isolation of IT and OT environments. This also includes providing expertise in MPLS technologies and/or Cisco Software-Defined Access (SDA), which is considered an asset.
• Design, develop, and deploy monitoring and supervision infrastructures to provide centralized visibility across infrastructures and improve availability, performance, and security.
• Act as Network Delivery Manager for SNCB, ensuring the coordination and delivery of network solutions while meeting commitments regarding quality, timelines, performance, and security.
• Lead BMS/GTC projects (Building Management Systems / Centralized Technical Management Systems), ensuring their design and implementation in compliance with regulations and requirements applicable to public and commercial buildings, notably GTCA and EPBD.
• Support the Security Champion of I-ICT.13 in monitoring and achieving cybersecurity objectives and NIS requirements, including tracking actions, risks, and security measures within the division.
• Perform cybersecurity risk assessments using the EBIOS methodology, identify risks associated with proposed architectures and solutions, and support business teams in defining and formalizing risk treatment plans.
• Define and document cybersecurity requirements through Cybersecurity Requirements Specifications (CRS), translating risk assessment outcomes into concrete and verifiable technical and organizational requirements.
• Support teams in the design and evolution of security architectures, ensuring the application of defense-in-depth, segmentation, and security-by-design principles, particularly with reference to IEC 62443 for industrial and OT environments.
• Provide advisory and expert support to IT, OT, network, security, and business teams, offering a transversal vision that ensures consistency across initiatives and alignment with the client architecture and cybersecurity standards.

Language Requirements

• Knowledge of Dutch or French: C1 level (advanced professional proficiency).
• Knowledge of English: understanding, reading, and writing at B2 level (upper intermediate).

Required Experience & Technical Expertise

Software Defined Networking (SDN)

• Demonstrated technical experience in the design, configuration, and/or deployment of Software Defined Networking (SDN) solutions, particularly:
  • Cisco Software-Defined Access (SDA).
• Experience must be demonstrated through at least one significant and concrete project.

Level: L2 (minimum 2 years of experience).

CCNA, ITIL & Project Management

• Significant experience using methodologies and practices related to:
  • CCNA.
  • ITIL.
  • Project Management.
• Certifications are considered an asset; however, expertise must primarily be demonstrated through practical application in at least one significant and concrete project.
• Certifications do not need to be recent or renewed.
• Level: L3 (minimum 5 years of experience).

IP Network Architecture & Operations

• Demonstrated technical experience in the design, implementation, and/or operation of IP networks, including:
  • Routing protocols.
  • DNS.
  • DHCP.
  • WLAN.
  • ISE.
  • Infoblox.<