enercity Netz GmbH | Germany | 30xxx Hannover | Permanent position | Full time / Home office | Published since: 01.10.2025 on stepstone.de
Security Network Engineer:in
Security Network Engineer:in
Job ID: J2025623 enercity Netz GmbH is a 100% subsidiary of enercity AG. With around 1,200 employees, we offer our best for a safe and efficient supply of energy in Hannover and Umland. We continue to develop our networks in a sustainable manner. Are you ready to shape the future of our networks (on-prem and cloud)? As a Security Network Engineer with us, you become part of a dynamic team that develops and implements innovative solutions. You work with state-of-the-art technologies and contribute significantly to the safety and efficiency of our network infrastructure. You shape a holistic approach, you gain added value by automating standard tasks. If you have a passion for networks on-premises and for the cloud and IT security is the compass for your action, then you are right with us. Join now and become part of our success story! You want to support our team? Then we look forward to your application and getting to know you!
positive energy
The gender is not important to us, it is crucial for us that you fit our culture and team and burn for your job. JOBV1_EN
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Your tasks • Your profile • What we offer
Security Network Engineer:in
Job ID: J2025623 enercity Netz GmbH is a 100% subsidiary of enercity AG. With around 1,200 employees, we offer our best for a safe and efficient supply of energy in Hannover and Umland. We continue to develop our networks in a sustainable manner. Are you ready to shape the future of our networks (on-prem and cloud)? As a Security Network Engineer with us, you become part of a dynamic team that develops and implements innovative solutions. You work with state-of-the-art technologies and contribute significantly to the safety and efficiency of our network infrastructure. You shape a holistic approach, you gain added value by automating standard tasks. If you have a passion for networks on-premises and for the cloud and IT security is the compass for your action, then you are right with us. Join now and become part of our success story! You want to support our team? Then we look forward to your application and getting to know you!
positive energy
The gender is not important to us, it is crucial for us that you fit our culture and team and burn for your job.
As a Security Network Engineer, you develop and implement hybrid network architectures that integrate both local and cloud-based components. Use your expertise in routing and firewalls to ensure secure and efficient data transmission. Continuous monitoring and optimization of network performance is also part of your tasks. To do this, you identify bottlenecks and implement solutions to maximize the availability and reliability of the network. To implement Zero Trust Network Access (ZTNA and SASE) as well as solutions and application gateways are an easy task for you. You also make sure that only authorized users and devices have access to critical resources. You will also make the safe and performant way to our applications in the cloud and on-prem using SaaS platform. In cross-functional work with the security team, you operate our IDS/IPS solutions to identify and minimize threats. Security policies and procedures that ensure the protection of our network infrastructure are also part of your activity. Use Microsoft Azure Services to create scalable and flexible network environments. Implement and manage virtual networks, firewalls and other security-relevant components in the cloud. You document your work in our central solution to automate follow-up processes such as monitoring, CMDB etc. Supporting the IT team in troubleshooting and problem solving as well as technical support and training for end-users: to offer inside, complete your task profile.
You bring a relevant completed training, a completed study of computer science, information technology or a comparable qualification. To do this, you have profound knowledge of the configuration and management of firewalls, routers and switches. You also have experience with various network protocols and technologies, in particular TCP/IP, BGP, DNS, IPsec and Aruba. You also have practical experience with Zero Trust Network Access (ZTNA/SASE) concepts and implementations. Developing and implementing security policies is not a challenge for you. You have practical experience with platforms for application publication, such as Fastly, Cloudflare or similar, as well as experience with Azure services, in particular in terms of network configuration and security. You can also demonstrate knowledge in managing application gateways, NAT gateways, VPN gateways, VPCs, subnets and security groups. Motivation for the constant development of the environment as well as a good view of the automation of processes and experience in the operation of monitoring systems in complex environments to ensure service quality are of course for you. Embossed problem-solving capabilities, the ability to cope with complex technical challenges, experience in implementing network audits and assessments as well as excellent communication skills and the ability to work effectively with different stakeholders:inside, your personality characterises. In addition, you have the willingness to offer technical training and support. Our call will address you very much, but don't you fill the 100%? No topic – we share the missing percentages.
Teamwork instead of hierarchical thinking We count on the success of the team, so we support each other. Classical hierarchies do not exist with us: Instead of sitting in the neck, our leaders prefer to keep your back free. A lot of space for your own ideas With us you will find a lot of space for self-employed work. We look forward to your ideas – to actively shape your will, processes, products and solutions, we appreciate it. Continuing and further education: potential development from the first day onwards The fact that you can unfold your potential is very important to us – and this is already from the first working day. You are not only providing for a revolving incorporation, but also for further training measures to be applied to you. Health at enercity Your health is of particular concern to us, which is why our workplaces are designed for the latest ergonomious information. For this purpose, the medical service is always there for you in case of questions on health issues and prevention. Everything for your work-life balance From flexible working hours to mobile work to enercity crèche and support in the care of family members: We do our best to ensure that you get private life and work as well as you can. Attractive operation We often organize ourselves at the start-up, but not at your convenience. In addition to an active and secure salary, you are providing, for example, special benefits or occupational pensions. enercity crèche Every year, we enable twelve children of employees to take care of us. With the initiative “House of Small Researchers” the little ones are brought to music and English. Best transport connection We are happy to grant your ticket to the Hanover transport companies. Also for your e-car there are plenty of charging options in our parking lot. Jobs that really change Together we move Hanover and make a significant contribution to the future of our society: We ensure that renewable energies make our world more liveable. Mobile work Where it is possible, we will make it easier for you to be able to work in a mobile way. Whether in the café or at home – you have the choice! Our medical service is always there for you If you take part in our project programme or our health days, check out the team of the occupational health service or discuss our experts in all health issues. Onboarding: For the best possible start to work life On the first day of work you will find an equipped workstation and a sponsor who will assist you in arriving. With your team, you will find out what it has with our networking meetings in the first week. enercity Gym und Betriebssport In the enerGym you can integrate movement and relaxation into your working day. If you are looking for more sports for your compensation in everyday life, you are right at our company sports community! We are excellent! For us, it is the first thing that all employees can live in their potential. For this we offer them an environment that opens up complex possibilities. Nice side effect: We get seals that confirm this to us. JOBV1_EN
Company location
Location
![]() | enercity Netz GmbH | |
Hannover | ||
Germany |
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