Access Control & Network Visibility Product Owner (m/f/d)

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Madrid

Job ID: 84142

Division: Liebherr International

Work area: Information technology / Software

Country: ES

Entry level: Professionals

Type of contract: full time

We are growing our General Corporate Information Security team and we are seeking a Product Owner for Network Security (m/f/d) (Access Control & Network Visibility) who will be accountable for the technical ownership, operational correctness, and lifecycle management of the Access Control & Network Visibility service within the global Network Security portfolio. This service encompasses Network Access Control (NAC), Remote Access technologies, and Network Detection & Response (NDR), forming a foundational pillar of the organization’s Zero Trust and network visibility strategy.

The Product Owner ensures that access enforcement, telemetry, and detection capabilities are designed, implemented, and operated in a secure, resilient, and auditable manner. You will be end-to-end responsible for service quality, technical decision-making, and risk control within scope, while collaborating closely with Product Management, Architecture, SOC, IAM, PKI, and IT/OT stakeholders.

The working location for this position will be in Madrid city where we are currently setting up a new office. We operate a hybrid model, requiring at least 40% of the working time on-site on a weekly basis.

Product & Service Ownership:

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- Own the technical correctness, stability,



and security posture of the Access Control & Network Visibility service.

- Act as L3 escalation and decision authority for complex incidents, platform issues, and high-impact changes.

- Ensure access enforcement and visibility controls align with Zero Trust principles and security policy

- Maintain clear service boundaries, interfaces, and dependencies with IAM, PKI, SOC, IT, OT, and Product teams.

Platform Lifecycle & Engineering Ownership:

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- Own the lifecycle management of NAC, Remote Access, and NDR platforms, including onboarding, configuration standards, upgrades, and decommissioning.

- Ensure platforms are implemented according to approved architectures, standards, and patterns.

- Drive continuous improvement of detection quality, access policy effectiveness, and platform resilience.

- Validate and approve technical changes impacting access enforcement or network visibility.

Incident, Change & Problem Management:

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- Lead and support investigation of complex access or visibility-related incidents with organization-wide impact.

- Ensure root cause analysis (RCA) is performed for significant incidents and recurring issues.

- Participate actively in change management processes, ensuring changes are risk-assessed, tested, and traceable.





- Balance security enforcement with availability and user experience considerations.

Service Integration & Cross-Domain Collaboration. Collaborate closely with:

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- Identity and Access Management (IAM) teams.

- PKI and certificate services.

- Security Operations Centre (SOC) and Incident Response.

- Network Security Architect and Product Manager.

- IT, OT, and Product teams consuming the service.

- Ensure telemetry generated by NAC and NDR platforms is reliable, meaningful, and consumable by SOC.

- Support secure access patterns for IT, OT, and product-connected environments.

Sourcing & Operational Oversight

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- Retain internal ownership and approval authority, regardless of sourcing model.

- Oversee and guide external providers or MSS delivering L1/L2 operational activities where applicable.

- Ensure runbooks, escalation paths, and quality metrics are defined and enforced.

- Validate operational performance and elevate deficiencies through Product Management.

Authority & Decision Rights. The Product Owner is accountable for:

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- Technical decisions within the Access Control & Network Visibility service scope.

- Service availability, stability, and security posture.

- Approval of service-level changes and enforcement decisions.

- Quality and effectiveness of access control and network visibility outcomes.

- Bachelor's or Master's degree in Cybersecurity, Computer Science, Information Systems, or a related field.

- Strong experience in Network Access Control, Remote Access technologies, or Network Detection & Response plat

📌 Access Control (Madrid)
🏢 Liebherr
📍 Madrid