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Firewall- Network Security Administrator- Senior

Diebold Nixdorf

Place of work
Contract type
Wage (gross)
From 1 900 EUR/month

Information about the position

Job description, responsibilities and duties

The Firewall administrator is expected to provide network security administration services for Diebold Nixdorf and its customers around the globe. Support daily operations for the company and its customers related to network security appliances. Provide technical support for customers and other teams. Implementation of network security projects, as well as cooperation on the projects where network security services are involved.

• Administration of netsecurity systems and appliances – Firewalls, VPNs (site-to-site, client-to-site), Intrusion Detection Systems / Intrusion Prevention Systems, Email security Gateways (TLS, PGP, S/MIME), Proxy / Reverse Proxy Gateways as a part of a daily operation with focus on SLA requirements
• Appliances provisioning
• Troubleshooting of issues related to netsecurity infrastructure VPN, firewalls, e-mail security gateways, IDS/IPS, analysis of netsecurity incidents, creating reports and records in the corresponding systems
• Licensing of appliances, regular installation of required licenses
• Monitoring of vulnerabilities related to firewalls and other netsecurity appliances
• Installation of the upgrades and updates of the systems
• Preparation and managing migration of netsecurity infrastructure
• Consulting support for netsecurity infrastructure design, architects
• Open cases and communication with vendors about HW and SW issues
• Provide recommendations for the optimization of netsecurity infrastructure
• Creation and update of documentation related to netsecurity infrastructure and topology
• Provide guidance and support, internal training
• Provide on-call duty 24/7

Employee perks, benefits

• Starting salary 1900 EUR gross/month depending on experience
• the annual bonus of 10% is calculated based on personal performance and company results
• supplementary pension insurance in the amount of 3% of the salary (after 6 months from the date of commencement)
• 27 EUR per month contribution to HO
• 25 days of annual leave
• public transport contribution
• meal voucher contribution on top of law
• environment where you can really grow and have hands on experience not only with daily operations but also with interesting projects

Information about the selection process

Expect more. Connect more. Be more at Diebold Nixdorf. Our teams automate, digitize, and transform the way more than 75 million people around the globe bank and shop in this hyper-connected, consumer-centric world. Join us in connecting people to commerce in this vital, rewarding role.

Requirements for the employee

Candidates with education suit the position

Secondary with school-leaving examination
Follow-up/Higher Professional Education
University education (Bachelor's degree)
University education (Master's degree)

Language skills

English - Upper intermediate (B2)

Number of years of experience


Personality requirements and skills

General requirements
• Handling of corporate processes and requirements in Incident, Problem, Change, Release, Configuration Management
• Delivering/supporting Root Cause analysis within the scope of responsibilities for major issues
• Able to contribute to the definition of IT technology strategy, standards and roadmaps (in the senior level of expertise)
• Understanding of DR and HA concepts (in the senior level of expertise)
• Mentoring of the colleagues within the team (in the senior level of expertise)

Qualification requirements
• professional experience in a similar netsecurity position
• Strong proficiency at least in one of the enterprise firewall vendor technology - Checkpoint preferable, also Palo Alto, Fortinet, Cisco
• Strong proficiency in one of web proxy systems –McAfee, Squid
• Good knowledge of F5 Big IP
• Good knowledge of secure e-mail gateways – Clearswift, Proofpoint
• Good knowledge of IDS/IPS
• Good Knowledge of architecture, protocols and systems within the above-mentioned environments
• Good knowledge of advanced routing – dynamic routing
• Good knowledge of communication encryption
• Proficiency in networking
• Good knowledge of DNS and Linux OS
• Ability to manage priorities of the tasks and organize tasks distribution
• Eager to cooperate, team player
• Highly self-motivated
• Analytical and problem-solving abilities
• Comfortable with working in an internationally collaborative environment
• Strong personality combined with social skills
• Previous experience in an ITIL oriented company
• Language: English B2+


Brief description of the company



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