Network Security Specialist

Are you passionate about leveraging cutting-edge technologies in cloud transformation and zero trust architecture? Do you thrive on expanding your expertise in innovative, fast-paced environments? We’re looking for driven individuals who are eager to redefine technology and security boundaries.

About the Role: Join our Network Security & Connectivity team and play a pivotal role in maintaining a secure and resilient network infrastructure that ensures global application delivery and access policies. Our team manages critical security services such as firewalls, intrusion detection and prevention systems (IDS/IPS), and DDI services (DNS, DHCP, and IPAM). We ensure these systems are secure, scalable, and efficient to meet evolving demands.

We are seeking Network Security Specialists with sharp analytical skills and a proactive approach to identifying and addressing potential threats in both on-premise and cloud environments. If safeguarding networks in dynamic settings excites you, this opportunity is for you.

Key Responsibilities

Customer Request Fulfillment

• Execute firewall and DNS configuration requests, ensuring precise and secure implementation.

Network Security Design and Implementation

• Design, configure, and maintain network security architectures that seamlessly integrate on-premise and cloud environments.

Access Control and Threat Management

• Manage Access Control Lists (ACLs), IDS/IPS systems, and threat prevention protocols to detect and mitigate risks effectively.

Technical Support and Incident Resolution

• Provide 2nd and 3rd line support to diagnose and resolve security incidents promptly. Participate in projects to enhance network security.

Security Service Management

• Operate and maintain security services, including regular upgrades, compliance checks, and capacity planning, to address emerging threats effectively.

Process Development and Maintenance

• Develop and refine network security management procedures. Maintain the Configuration Management Database (CMDB) and generate usage reports to ensure operational efficiency and security.

Role Structure

This position combines operational tasks (75%), such as monitoring and maintaining security measures, with strategic project work (25%), focusing on innovation and infrastructure improvement. The role may occasionally require off-hours work for critical updates.

What We Offer

• A Complex Technical Environment
  Work in a collaborative, technically advanced setting alongside a team of experts solving sophisticated security challenges.

• Opportunities for Growth and Innovation
  Drive improvements in IT services and shape the future of network security in a rapidly evolving digital landscape.

• Location
  Based in Utrecht, Netherlands, with opportunities to collaborate globally.

We’re seeking enthusiastic, proactive, and adaptable professionals who excel in fast-paced environments while staying updated on developments in cloud security, zero trust, and network technologies. If you’re ready to make an impact and grow your network security expertise, we encourage you to apply!

In this role, you will leverage your exceptional analytical and troubleshooting skills to resolve customer issues effectively, employing logical and systematic approaches to navigate complex network scenarios. A solid foundation in networking, particularly at Layer 3 and above, is essential to confidently manage and troubleshoot sophisticated network environments.

Key Requirements

Certifications and Technical Expertise

• Mandatory Certifications:
  • CCSE (Check Point Certified Security Expert) and/or CCSA (Check Point Certified Security Administrator) are required.
• Security Tools Experience:
  • Proficiency with tools such as Illumio, Checkpoint IPS/IDS, or F5 is essential.
• Enterprise Security Background:
  • A strong understanding of enterprise network infrastructure security and hands-on experience with network security tools are critical for success in this role.

Scripting and Automation Skills

• Preferred Skills:
  • Expertise in PowerShell scripting is highly desirable.
• Added Advantage:
  • Experience with API scripting is a plus, enabling you to automate processes and enhance operational efficiency.

Network Troubleshooting Expertise

• Critical Tools:
  • Proficiency in diagnostic tools such as Tcpdump and Wireshark to quickly identify and resolve network issues is essential.

Comprehensive Security Knowledge

• Security Services:
  • In-depth understanding of Firewalls, IDS/IPS, Threat Prevention, VPNs, and Web Gateways (e.g., Illumio, Palo Alto, Checkpoint, ZScaler, F5, Akamai, Clearpass, Infoblox).
• Networking Fundamentals:
  • Familiarity with Routing/Switching, DNS/DHCP, and protocols like IPv4, IPv6, HTTP, SSL, FTP, and DNS is required.

Authentication Systems

• Relevant Experience:
  • Hands-on knowledge of authentication systems like LDAP, Microsoft Active Directory (MS AD), and ADFS (Active Directory Federation Services) is highly advantageous.
• Bonus Skills:
  • Programming skills are not mandatory but will be considered a valuable asset.

Core Skills and Methodologies

Analytical and Communication Proficiency

• Strong analytical capabilities to address and resolve complex technical challenges.
• Exceptional communication skills, with fluency in written and spoken English, to effectively engage with colleagues and customers.

Methodological Expertise

• Familiarity with methodologies such as Agile, Lean, ITIL, and DevOps is a plus, allowing you to thrive in and contribute to modern, efficient work environments.

Application Requirements

If you’re excited about joining our team, please submit the following:

1. An up-to-date CV in English (Word format preferred; PDFs will not be accepted).
2. A motivation statement tailored specifically to this role, highlighting why you’re the ideal candidate.
3. A detailed overview of your relevant experience, including the duration, organizations, and specific roles you’ve held, clearly aligning your background with our requirements.

Know someone who would excel in this role? Please refer them to us!

Note: Incomplete applications will not be considered. We look forward to receiving your application and welcoming you to our team!

Sharing would be appreciated! Paylaşırsanız sevinirim! Would you like to work for our client in the Netherlands? Hollanda'da ICT alanında çalışmak ister misiniz?

Let's meet! Are you the person we are searching for? Will you be our new colleague who will strengthen our client's team and make a difference for yourself, our customers, and society?

If you are, we would be delighted to receive your application, including your motivation.

Growing a better world together: You are already aware that our client is a financial services provider for 7.1 million customers in 40 countries. However, did you know that we strive to contribute to real change through our "Growing a better world together" mission? We do so in numerous ways, including:

• Working with Nature & Environment to raise consumer awareness about reducing food waste, as one-third of all purchased food is discarded.
• Assisting individuals facing financial difficulties in organizing their household finances through a project with Humanitas.
• Collaborating with "Vluchtelingenwerk Nederland" (the Dutch Council for Refugees) to help 1,500 refugees find suitable employment.

Interested? Do you want to become the best version of yourself? We would love to support and invest in your career and ambitions in an environment where you can continuously learn. We provide you with the freedom to innovate and take the initiative. In this way, we offer numerous opportunities for growth, helping you exceed your expectations and excel as a professional.

Did you also know that we are working together towards a better world? We do so in 101 ways, such as sharing our knowledge and experience of Ethical Hacking and Red Teaming with other organizations and "hackers." This commitment is an integral part of our mission to "grow a better world together."

Working conditions: This job role offers a balanced split between operational (run) and project (build) work, with a distribution of 75% operational and 25% project-related tasks. To minimize the impact on business operations, some changes may be scheduled outside of regular business hours. The location for this job vacancy is in Utrecht, the Netherlands.

Do you want this too?

Do you aspire to be the best version of yourself? We are delighted to support your development and invest in an environment where continuous learning is encouraged. We provide you with the freedom to innovate and take initiative. By offering numerous growth opportunities, we help you exceed your own expectations and excel in your work, enabling you to grow both personally and professionally.

Moreover, you can expect the following benefits based on a 36-hour working week:

• An Employee Benefit Budget equivalent to 10% of your monthly income, which you can use according to your preferences. This budget allows you to purchase additional holiday days or make additional contributions to your pension.
• Flexible working hours and the possibility of location-independent work, depending on the team's planning.
• 100% reimbursement of commuting costs if you travel using public transportation. If you commute by car or motorcycle, you can opt for a commuting allowance.
• A pension scheme with a contribution rate of only 5% from your side.

Let's get to know each other.

Are you the person we are looking for? The new colleague who wants to strengthen our client's team and make a difference for yourself, our customers, and society? We would love to receive your application for this vacancy.

Please note: Even if you don't meet all the criteria mentioned in the profile, but you believe you can fulfill the role effectively, we encourage you to apply. We invest in your growth and development.

Responses to applications are handled in accordance with our vacancy management process.

If you have any questions about the application process, Felix de Bruin, IT Recruiter, will be happy to assist you via email or through the provided application link.

Screening is a standard part of the application process. We assess candidates based on the screening procedures followed by our client to ensure that new employees are reliable and suitable for their roles.

For this vacancy, an individual assessment and skills testing may be included as part of the application process.

We believe that everyone is unique, and it is precisely these differences that help us become an even better bank. That's why we are curious to know more about you.