Network Engineer

About the company

Are you our next Network Engineer? We are looking for you who wants to develop together with us and contribute your expertise in networks, infrastructure, and IT security. At Nexer Infrastructure, you get the chance to combine security, development, and community – we like to solve problems, build smart solutions, and have fun along the way.

More about Nexer Infrastructure Nexer Infrastructure (formerly known as Sigma IT Tech) started its operations in 2018 and specializes in one thing – talent within operations, support, and IT infrastructure. We help companies grow and future-proof their competence through flexible consulting services. Among our customers are many well-known players who are market leaders within their respective industries.

Your tasks

Your responsibilities As a Network Engineer, you will be a central part of the customer's network function and work both operationally and in a project-oriented manner.

You will, among other things:

• Design, implement, and further develop the company's network infrastructure
• Manage and optimize LAN, WAN, SD-WAN, WLAN, and internet connections
• Work with routing, switching, and network segmentation
• Administer and further develop firewall platforms and security solutions
• Implement and support VPN solutions such as IPSec, SSL VPN, Site-to-Site VPN, and Remote Access VPN
• Monitor network performance, availability, and capacity
• Troubleshoot incidents and perform root cause analyses
• Collaborate closely with security teams to maintain a secure network environment
• Work with hybrid connectivity between local environments and cloud platforms such as AWS and Azure
• Participate in infrastructure projects, migrations, and technical improvement initiatives
• Manage lifecycle activities such as upgrades, hardware renewal, and modernization
• Document network architecture, processes, and technical solutions
• Interact with external vendors, telecom operators, and other stakeholders
• Contribute to automation and efficiency in network operations

Requirements

We would like to see that you

• Have at least 3–5 years of experience as a Network Engineer, Network Specialist, or similar
• Have experience with enterprise networks and mission-critical infrastructure
• Have worked with Cisco, Fortinet, Huawei, or similar network platforms
• Have experience with routing and switching in large environments
• Have worked with firewalls, VPN technology, and network security
• Have good knowledge of TCP/IP, BGP, OSPF, VLAN, STP, DNS, DHCP, and NAT
• Have experience with LAN, WAN, SD-WAN, WLAN, and remote connection solutions
• Have experience with hybrid cloud and network connections to AWS and/or Azure
• Have experience in troubleshooting, incident management, and operation of business-critical environments
• Are proficient in English, both spoken and written

Meritorious Certifications such as CCNA, CCNP, or Fortinet NSE

• Experience with Cisco Firepower, Cisco ASA, or similar firewall platforms
• Experience with network automation with Python, Ansible, or Terraform
• Experience with monitoring, observability, or network performance management
• Experience with ITIL processes and change management
• Experience with Disaster Recovery, Business Continuity, or High Availability solutions
• Experience from the automotive industry, product development, R&D, or other complex multisite environments
• Ability to communicate technical recommendations to both technical and business stakeholders
• Knowledge of Mandarin

Who thrives with us? To thrive in the role, we believe you have good analytical abilities, take initiative, and are persistent when it comes to troubleshooting and problem-solving. We also believe you have good collaborative skills and enjoy working both individually and in groups, as you as a consultant may work in different contexts.

What we offer

What we offer you

• Secure employment terms and a fixed monthly salary
• A long-term development plan as a consultant at Nexer
• Community through activities such as AWs, lectures, and meetings with your Nexer colleagues
• The opportunity to work with market-leading customers in various industries

As an IT consultant with us, you will be well taken care of, and we care about you enjoying your time. We place great importance on maintaining the good atmosphere in our group, including through joint activities such as lectures, after works, and lunch meetings. If you become a consultant with us, we listen to you, your needs, and the direction in which you want to develop.

How to apply

As selection takes place continuously, we would like you to submit your application as soon as possible. We look forward to reading it!

Other

We are now looking for an experienced Network Engineer for an assignment with an international and technology-driven business in Göteborg. The customer is a global organization with a complex IT environment, multiple geographic locations, and high requirements for availability, security, and stability. You will play an important role in developing, securing, and managing mission-critical network infrastructure while contributing to modernization and development initiatives.

The assignment is located in Göteborg and is primarily performed on-site at the customer's location.