Senior Network Engineer

FREQUENTIS Solutions s.r.o.

Place of work
Karadžičova 8, Bratislava
Contract type
full-time, trade licence
Wage (gross)
2 500 - 4 000 EUR/monthMinimum 2 500 EUR brutto + bonuses. Freelancer´s hourly rate upon agreement. The final basic wage component will be adjusted to individual skills and experience of selected candidate.

Information about the position

Job description, responsibilities and duties

Would you like to create exciting technology and work with people that really care about you?

Bratislava-based FREQUENTIS SOLUTIONS belongs to the Austrian FREQUENTIS group (, specialized in mission-critical communication and IT solutions, e.g. in air traffic control, public safety or defense.

Join our ARP team of System Engineers for FREQUENTIS customers in PUBLIC SAFETY Business unit. Work for an international technological leader and enjoy the benefits of flexible working arrangements and our focus on a good work-life balance.

Who We Are Looking For?
We are looking for a talented Network Engineer with over 4 years of experience in some of the following areas: IT multivendor network infrastructures, operating systems, including high availability setups. The role of Senior Network Engineer is an important part of our project teams. The Senior Network Engineers is responsible for the requirements specification and technical design of network infrastructure in close cooperation with our customers and internal stakeholders and deploying the network. network including extensive work on-site within Europe and beyond. As such, a strong technical foundation coupled with the desire to grow would make you a strong addition to our team.

Your main tasks in the project will be:
• Design, implementation and administration network LAN, WAN, WLAN, QoS, Firewall, DMZ, SSL-VPN infrastructure (firewalls, routers, switches, VoIP, IDS, IPS)
• Design, Implementation and administration the servers based on Linux OS
• Implementation and administration the virtualization platform – network parts
• Verification of technical feasibility and co-design of the system architecture
• Collection and analysis of customer specifications
• Point of contact for the customer regarding all technical issues
• Analyzing technical project risks and opportunities and developing contingency plans
• Developing simulations in cooperation with the test department
• System build, support and put into operation
• Expert level in network troubleshooting (capture and analyse network traffic, understand various network and application level protocols) and fault identification during system integration
• Preparation of technical documentation of the system and its interfaces
• Conduct system qualification tests – network parts
• Network monitoring, optimization, and automation.

Technologies and Frameworks
As a Senior Network Engineer, you should have experience in or desire to expand into the following areas:
• Network solutions (Routers, Switches, Firewall, IDS, IPS, VPN, etc.)
• Design of reliable, fail-safe network topologies and network services for LAN and WAN, based upon current best practices and COTS-products (mostly Cisco)
• Operating systems (Windows/Linux) – install and configure
• Virtualization (Vmware, Hyper-V, KVM) – install and configure network parts
• Monitoring solutions (Zabbix, Zenoss, Cacti, PRTG, Observium, etc.) - install and configure

• English language – B2 in spoken and written communication
• German language – advantage

Employee perks, benefits

• Training and development program (business and product trainings, individual language course)
• Flexible working hours, home office
• Employee referral program – you get a bonus if we hire somebody you referred
• Refreshments, company events (breakfasts, Christmas party and presents, team buildings)
• Meal vouchers fully reimbursed by the company

Information about the selection process

We appreciate the time you took considering us as your future employer and applying for one of our job opportunities. Please mind that you may not be contacted at this stage due to the fact that only applicants meeting the criteria outlined above can be taken further into the selection process.

Requirements for the employee

Candidates with education suit the position

Secondary with school-leaving examination
University education (Bachelor's degree)
University education (Master's degree)

Educational Specialization

Information Technology

Language skills

English - Upper intermediate (B2)

Number of years of experience


Personality requirements and skills

• You are flexible, self-driven, dedicated, goal-oriented and structured in how you approach your work.
• You are interested in learning new technologies.
• You can integrate yourself into a larger cooperation, following corporate processes and recognizing constraints that may affect your work.


Brief description of the company

Our Bratislava-based company FREQUENTIS Solutions belongs to the Austrian group FREQUENIS AG (, specialized in safety-critical voice communications, for example for air traffic control towers, public safety control rooms (112) or air defense forces. Our mission critical solutions cover diverse areas, such as telephony and radio communication, Geographical Information Systems (GIS), incident and resource management, video surveillance and automatic video analytics.

In the last couple of years this business has evolved from hardware- to software-centric solutions and Frequentis has also increasingly provided mission-critical IT solutions beyond voice communication to our customers. We follow the Scrum methodology and our applications are mostly developed in Java to the highest quality standards.
From an engineering perspective we deploy state-of-the-art technologies and design patterns. Our solutions use JAVA and Microsoft .NET foundations, distributed architectures, low-latency telecommunications processing, real time web applications, integration platforms and high availability. Each of our solutions contains their own unique and challenging problems to solve.

For our customers, lives may be at stake and seconds count. Our products thus need to be developed to the highest standards when it comes to usability and reliability. Safety is what guides us from the first designs till the final tests of any of our product. If those are the kinds of challenges that excite you, then you have come to the right place!

Number of employees

50-99 employees

Company address

FREQUENTIS Solutions s.r.o.
Karadžičova 8
821 08 Bratislava


Contact person: Mgr. Viktória Manduchová
E-mail: send CV
ID: 3764074  Dátum zverejnenia: 10.9.2020  Základná zložka mzdy (brutto): 2 500 EUR/month