Senior SAP Security Specialist

HR Rail; Brussel Hoofdstad; Hybrid; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Home office days

Office near Brussels Midi station

Hospitalisation insurance

Meal vouchers

Group insurance

Train pass

Job summary

HR Rail, based near Brussels Midi, is seeking a Senior SAP Security Specialist to design and maintain secure access within the SAP environment. You will work with business, IT and SAP teams to ensure compliant authorisations and efficient role deployment.

You will analyse access requests, support reviews, and assist audits while collaborating across development, test, and production environments. Fluency in Dutch and French is valued, SAP English is a plus.

Qualifications

• Degree in IT or equivalent experience.
• Strong knowledge of SAP security, authorisation objects, role design and user administration.
• Experience with SAP S/4HANA and Fiori.

Responsibilities

• Design, maintain and optimise SAP roles and authorisations.
• Analyse access requests, grant or revoke access and resolve incidents.
• Support role owners with access reviews and monitor privileged access.
• Advise project teams on security solutions within architecture, budget and planning.
• Perform authorisation and regression tests and coordinate deployments.
• Support audits and document roles and procedures.

Skills

SAP security

Access control

User administration

S/4HANA

Compliance

Education

IT degree or equivalent

Tools

SAP S/4HANA

Fiori

GRC

Firefighter

IDM

ABAP

Workflow

Job description

HR Rail is the legal employer and HR partner for employees of the Belgian railways, supporting NMBS/SNCB and Infrabel. Based near Brussels Midi, it manages recruitment, payroll, careers and other HR services for more than 30,000 railway employees.

What about the SAP team?

The SAP team consists of approximately 30 colleagues and supports applications for payroll and career management. HR Rail operates an integrated SAP S/4HANA environment covering HR, finance and connections with other applications.

As Senior SAP Security Specialist, you work with business, IT and SAP teams to design and maintain secure access, improve authorisations and support the further development of the SAP environment.

What will you be doing?

• Design, maintain and optimise SAP roles and authorisations in line with business needs and security requirements.
• Analyse access requests, grant or revoke approved access and resolve authorisation incidents. Track requests and changes through tools such as Jira and the SAP Support Portal.
• Support role owners with access reviews, analyse Segregation of Duties conflicts and help monitor privileged access, emergency access and technical accounts.
• Implement security settings for passwords and technical users. Advise project teams on security solutions within the agreed architecture, budget and planning.
• Perform authorisation and regression tests and coordinate role deployments across development, test, acceptance and production environments.
• Support internal and external audits, follow up corrective actions and document roles and procedures.

What experience do you bring?

• Extensive SAP Security experience and strong knowledge of authorisation objects, role design, user administration and access troubleshooting in S/4HANA and Fiori.
• A degree in IT or equivalent experience. Knowledge of SAP HR, particularly payroll and time management, is a strong asset.
• Additional assets include FI/CO, SAP GRC and Firefighter, BTP security, SAP IDM, ABAP and Workflow, identity integrations and GDPR/NIS2 awareness.
• An analytical, pragmatic approach, clear communication and the ability to work independently and with others. Fluent Dutch and sufficient French to understand professional documents and conversations; technical SAP English is a plus.

Why would you like to work for HR Rail?

• A complex SAP S/4HANA environment with opportunities to deepen your expertise and contribute to strategic projects.
• Up to three home office days per week and an office near Brussels Midi station.
• A salary package with hospitalisation insurance, meal vouchers and group insurance.
• A first-class train pass for the entire Belgian railway network.