Senior Network Engineer (m/f/d)

About the Job We\’re looking for an experienced Senior Network Engineer (m/f/d) to join our portfolio company to lead the design, implementation, and optimisation of the network infrastructure, with a primary focus on ensuring high security and performance standards. In your day-to-day work, you will oversee the selection and integration of network technologies, including firewalls and switching solutions, while maintaining flexibility to evaluate and adopt new technologies based on evolving business needs. Manage network setups for critical environments, such as cleanrooms and semiconductor operations, ensuring compliance with industry regulations and high operational standards. Join our portfolio company: A German hardware company focused on designing and manufacturing cutting-edge microchips. The transformative startup offers energy-efficient and high-performance components for multiple industries. In this role, you’ll: Define and implement network security protocols and ensure compliance with industry standards Optimise network performance across LAN, WLAN, and WAN for high efficiency and minimal downtime Evaluate and integrate new technologies for firewalls, switching, and routing based on evolving business needs Troubleshoot and resolve complex network issues to minimise disruptions Establish network infrastructure for cleanroom environments, ensuring high reliability and strict security measures Implement network automation strategies for task monitoring and efficiency improvements Collaborate with IT departments to align network strategies with business goals Maintain detailed network documentation and mentor other team members Continuously optimise network scalability and performance Enhance disaster recovery and business continuity with effective network recovery protocols Your Profile 5+ years of expertise in network segmentation to ensure optimal security, compliance, and performance across different network zones Strong troubleshooting skills, including root cause analysis and quick resolution of network issues across LAN, WLAN, and WAN Proven experience in optimising high-performance networks for critical environments like cleanrooms and semiconductor operations Experience with firewalls (FortiGate) and network security measures for secure and segmented infrastructures is a plus Experience in high-security environments: Proven ability to design, implement, and manage highly secure networks, including those with offline or air-gapped segments Brings extensive IT experience beyond networking, with a strong security mindset and proven expertise in multiple IT domains Excellent communication skills in English is required (German is a plus) Please note that we are looking for support in the Aachen office of our portfolio company. Eligibility to work within the EU is required as well. Benefits and Perks Comprehensive benefits package with outstanding insurance, pension and virtual stock options at our portfolio company An inspiring, creative and diverse environment with professional and motivated colleagues from all over the world Transparent and open culture where every person is highly valued and respected Getting challenged and developing your professional skills by taking over responsibilities, and a guaranteed steep learning curve from day one A supportive environment that prioritises work-life balance Be part of a professional network within the Project A family, with access to regular events, knowledge exchange and meetups Apply below and become a part of our success story! Our Commitment to Diversity and Inclusion Project A is committed to diverse and equal opportunities hiring for all – applicants, candidates, and employees alike. We value humans – with all our glorious multifaceted backgrounds, perspectives, and experiences – and look forward to your application.