Network Engineer
First seen by Alion on Oct 11, 2026.
We at Crossvallia are a technical service company for some of the largest networking and hosting companies in the world. Covering support for several data centers and multiple networks across the globe, Crossvallia is constantly on the edge of new technologies, as well as improving customers services such as: Managed Server Hosting, Cloud Storage, Content Delivery Network and Co-Location. Keeping all of our customers and their clients satisfied and having happy developers, researchers, technicians and operators is the reason why our mantra is "Whatever it takes!". No matter what the problem might be, we always aim to provide a perfectly suited solution.
We strive to offer the best service to our customers and their clients, and we believe that the only way this can be achieved is by providing our employees with the best tools and work environment. Come join our team and experience what it's like to work in a tech-friendly environment, where you'll be able to improve your skills and contribute to solve first-class problems.
Opis poslaCrossvallia specializes in IT infrastructure, cloud computing, and security, providing IT services, experience and know-how for IT clients across the globe, most notably HAProxy Technologies. HAProxy Technologies is the company behind HAProxy, the world’s fastest and most widely used software load balancer. Organizations rapidly deploy HAProxy products to deliver websites and applications with the utmost performance, observability, and security at any scale and in any environment.
The passion for what we do has no boundaries, our resilience is authentic and our courage is limitless when facing new challenges. We are proud of the culture we have built together.
We are proud of our people at the service of technology #TechforPeople.
What you will do in this role:- The Network Engineer’s primary role will be to assist in the expansion and maintenance of our global network.
- Proactively identify, troubleshoot and resolve network issues
- Enhance our documentation and knowledge base of solutions
- Work with ISPs, datacenter providers and vendors on a regular basis
- Work with other infrastructure teams to troubleshoot issues and perform maintenance
- Participate in lifecycle upgrades
- Participate in Data Center migrations and deployments of new POPs
- Provide feedback and assist in the development/testing/optimization of our network
- Participate in our on-call rotation
An Network Engineer with a service-minded attitude that is comfortable with learning new technologies, problem solving and collaborating with other teams.
- Proficiency in Linux/Unix-based environments and scripting
- Strong foundation in networking technologies
- Minimum 3-5+ years’ experience in a similar role (varying experience levels)
- Written and verbal fluency in English
- Basic understanding of Juniper’s JunOS (MX, EX, QFX, SRX, PTX)
- Experienced in a multi-tenant environment (ISP, Data Centers, Service Provider/Data Center Operator)
- Deep understanding of the OSI model
- Experience with radius server management and configuration
- Soft Skills (collaboration, positive interaction with peer teams, ability to interact with customers, …)
- The successful candidate will participate in an on-call rotation for after hours support
- Evening and weekend work may be required (scheduled in advance)
- CCNP/CCIE or JNCIP/JNCIE certifications are a plus
- Network Automation knowledge
- Experience with networking in Cloud based architectures: AWS, Azure, GCP, OpenStack
This is a full-time position, for candidates located in Croatia and Bosnia.
Why Crossvallia:Surround yourself with talented team members. We hire great people based on our core values creating a fun, collaborative and stimulating work environment. Being on the cutting edge of technology, employees have opportunities for growth through upskilling and to learn a vast array of technologies. We are a fast-growing team, allowing you to have a bigger impact on our future.