Freelance - Infrastructure Security and Network Engineer

Michael Page; Hoofddorp; Híbrido; EUR 70 000 - 100 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Hybrid work (4–5 days)

Interim 12-month assignment

Growth opportunities

Resumo da oferta

Michael Page is seeking an Infrastructure Security & Network Engineer to maintain and improve global network and security infrastructure. You will collaborate with IT teams to keep systems secure, available, and aligned with business needs in an international enterprise environment.

The role focuses on managing enterprise network and security solutions, AWS cloud security, vulnerability management, automation, and delivering security improvements across complex infrastructures.

Qualificações

• Minimum 5 years IT experience, including at least 3 years in a similar security and network engineering role.
• Experience with AWS cloud environments.
• Knowledge of SIEM platforms such as Splunk or similar solutions.
• Experience with vulnerability management tools such as Nessus.
• Strong understanding of Active Directory and identity management concepts.
• Experience with Linux environments, scripting, and automation (Python, Shell).
• Solid knowledge of TCP/IP networking, troubleshooting, and traffic analysis.
• Hands-on experience with Cisco security technologies, including ASA, Firepower, ISE, Umbrella, and related solutions.
• Excellent analytical and problem-solving skills.
• Strong communication skills and the ability to collaborate with multiple stakeholders.

Responsabilidades

• Managing and supporting enterprise network and security solutions.
• Monitoring security controls, analyzing incidents, and escalating risks where required.
• Leading and delivering infrastructure and security improvement projects.
• Implementing, integrating, and upgrading security technologies.
• Supporting cloud security initiatives within AWS environments.
• Driving automation and orchestration to improve operational efficiency.
• Performing vulnerability management and supporting remediation efforts.
• Providing technical expertise and guidance on security-related topics.
• Collaborating with infrastructure, cloud, and security teams to improve service delivery and security maturity.

Conhecimentos

Networking

Security engineering

Incident analysis

Automation / Scripting

AWS

Active Directory

TCP/IP

Collaboration

Vulnerability management

Troubleshooting

Ferramentas

Splunk

Nessus

Cisco ASA

Cisco Firepower

Cisco ISE

Cisco Umbrella

AWS

Linux

Python

Shell

Descrição da oferta de emprego

As Infrastructure Security & Network Engineer, you will be responsible for maintaining and improving the organization's network and security infrastructure. You will work closely with various IT teams to ensure systems remain secure, available, and aligned with business requirements.

Key Responsibilities Include

• Managing and supporting enterprise network and security solutions.
• Monitoring security controls, analyzing incidents, and escalating risks where required.
• Leading and delivering infrastructure and security improvement projects.
• Implementing, integrating, and upgrading security technologies.
• Supporting cloud security initiatives within AWS environments.
• Driving automation and orchestration to improve operational efficiency.
• Performing vulnerability management and supporting remediation efforts.
• Providing technical expertise and guidance on security-related topics.
• Collaborating with infrastructure, cloud, and security teams to improve service delivery and security maturity

Securing and optimizing complex global IT and network infrastructures.Working with enterprise network and security infrastructure

The ideal candidate brings a strong combination of networking, infrastructure, and cybersecurity expertise and is comfortable working in an international enterprise environment.

Requirements

• Minimum 5 years of IT experience, including at least 3 years in a similar security and network engineering role.
• Strong experience with network security technologies and enterprise networking.
• Experience with AWS cloud environments.
• Knowledge of SIEM platforms such as Splunk or similar solutions.
• Experience with vulnerability management tools such as Nessus.
• Strong understanding of Active Directory and identity management concepts.
• Experience with Linux environments, scripting, and automation (Python, Shell).
• Solid knowledge of TCP/IP networking, troubleshooting, and traffic analysis.
• Hands‑on experience with Cisco security technologies, including ASA, Firepower, ISE, Umbrella, and related solutions.
• Excellent analytical and problem‑solving skills.
• Strong communication skills and the ability to collaborate with multiple stakeholders.

Nice To Have

• Experience with Docker, Kubernetes, or similar platforms.
• Exposure to penetration testing and ethical hacking practices.
• Relevant certifications such as CISSP, CEH, or equivalent.

Our client is an internationally operating technology‑driven organization with a complex and highly connected IT landscape.

• Interim assignment for 12 months;
• 4/5 days per week (hybrid);
• Opportunity to work with modern security and cloud technologies;
• Exposure to complex international IT environments;
• Significant opportunity for professional growth and technical development;
• A role with direct impact on the organization's security, stability, and future technology roadmap.