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Senior IP Network Engineer

Ogranak Aspire Technology Unlimited Beograd



ugovor puno radno vreme

Aspire Technology is an innovative Professional Services and Software Development company, with core competence in mobile telecommunications. Our solutions are delivered to Network Operators and Vendors, Managed Service Providers and Technology Partners globally.  

Our customers include global mobile operators and the world’s leading suppliers of telecommunication products and services.

At Aspire Technology, we have some brilliant people and they have helped us to secure a number of large-scale contracts with global customers. We are thrilled to be expanding our team and we have some amazing opportunities for ambitious telecommunications engineers. You will be joining a team of highly motivated and professional experts and will prosper in a company whose culture is about our people and delivering exceptional expertise to our valued customers.

As a Senior IP Network Engineer, you will provide Technical Support and Services to commercially deployed solutions for our customers’ networks and for Aspire Open RAN lab. 

You will troubleshoot technical issues and design workarounds and solutions to resolve these issues. You will develop strategies and provide consultation to customers on optimizing their network performance and for further evolution of Aspire corporate network and Open RAN lab from IP network perspective.

The position will include the management/monitoring of existing commercially deployed telecommunications networks and Aspire lab infrastructure and the design, installation, test & commission of new telecommunications infrastructure.

Your responsibilities will include: 

  • Technical coordination of all Open RAN lab engagements from IP and infrastructure perspective
  • Document network design and administer and document network identifier assignment (IP prefixes/addresses, VLAN IDs, VRFs, etc)
  • Participation in mobile operator network deployment, monitoring and e2e TCP optimization/improvement projects
  • Participation in projects requirements gathering and implementing operator requirements
  • Perform regular Audits of customers IP/MPLS networks
  • Providing preventive maintenance based on performed Audits
  • Troubleshoot and resolve problems to stabilize and optimize our customers' networks 2nd and 3rd level incident and problem management (i.e. configuration and troubleshooting of connectivity requirements - mostly IPsec and security related) 
  • Support, monitor and operate Aspire's lab network (switches, firewalls, WiFi access points, …) - drive implementation of new services from the network side;
  • Provide troubleshooting for connectivity issues;
  • Assist in configuring the servers and services;
  • Monitor network performance and propose capacity expansions;
  • Monitor for failures and resolve the issues;
  • Provide secure remote access to network resources for partners (VPN);
  • Mentoring and sharing knowledge with less experienced and graduate IP engineers

Required Experience and competence:

Candidates for the above roles will need to have broad and deep experience within telecommunications and Data Networks, covering areas like hardware, software and network architecture.

You will need to have deep and proven experience in the following:

  • Minimum five years’ experience in the telecommunications/Enterprise/Service Providers industry
  • Considerable hands-on experience in deploying and troubleshooting routers, switches, firewalls, KPI analysis, Wireshark packet-capture analysis and troubleshooting; Experience with Juniper and Cisco IP network equipment is a plus.
  • Service provider networks, internet network architecture and routing protocols and technologies including MPLS, BGP, OSPF, ISIS. Knowledge of Mobile Network Architecture (GSM/WCDMA/LTE/5G) is a plus.
  • Knowledge of operation and performance of transport layer protocols (UDP & especially TCP) and application layer protocols (DNS, HTTP, HTTPS, QUIC*); DNS operation; transparent proxy operation; CDN and caching architectures;
  • PTP & Synchronous Ethernet knowledge would be a plus
  • Network virtualization (VMWare vSwitch operation) and network automation (Ansible/Python/Go) abilities could be an important differentiator
  • Have proven skills in technical document writing (status reports, technical bulletins, design documents)
  • Proven demonstrable examples of where you have driven complex coordination and technical issues to a conclusion, exhibiting a ‘get up and go’ attitude to problem resolution
  • Considerable experience working with operators, and an appreciation of what the issues are for network operators, combined with a demonstrated willingness to drive issues to resolution

Required personal profile:

  • A solid team player with the ability to lead others and yet work independently
  • Flexible and adaptable to developing business needs and work patterns
  • Ability to work analytically and coordinate investigations. A problem solver
  • Highly developed interpersonal skills with the ability to communicate effectively with customers and colleagues
  • Strong focus on Quality and Customer satisfaction
  • Constant personal and professional education, follow up latest industry standards and developments.

Required Education and certificates:

  • A Bachelor of Science or Engineering (Degree) in IT, telecommunications or equivalent
  • CCNP/JNCIP or equivalent knowledge
  • CCIE R&S/Data Centers preferred, could be a key differentiator


At Aspire Technology you can expect:

  • A competitive salary with a performance-related bonus
  • Extensive technical and business training with the possibility to gain external industry standard certifications
  • Opportunity for career advancement through our structured career progression model
  • Opportunity to travel internationally
  • Opportunity to work in newly emerging technologies such as 5G and IOT
  • Flexible working hours
  • Subsidized and very active sports and social club

Working with Aspire Technology

 At Aspire Technology we believe that to build a great company, you must have great people and great people are at the heart of our company. We work with smart, motivated and innovative people who have a great attitude. You will love working on telecommunications technology, are passionate about delivering to our customers and really enjoy working with your Aspire colleagues.

We value people who are proactive at driving solutions and place customers and colleagues first. As part of the team, you can expect to:

  • Work with globally respected Aspire engineers who are experts in their field to create and deliver innovative and pragmatic solutions for our customers
  • Drive the operations and performance of our customers’ network
  • Get the opportunity to work on-site with our customers as you drive the operations and performance of their networks
  • Get the opportunity to work across leading and emerging telecoms technologies and domains
  • Develop your technical leadership capabilities and provide technical expertise to your work colleagues and our customers
  • Have ownership, responsibility and accountability for your work
  • Participate in international operator network deployments and maintenance/support programs
  • Progress your career rapidly as you will receive first-class training and mentoring
  • Work in an environment where knowledge sharing is a fundamental part of the company culture and where engineers strive to help each other out at all time

By applying to this position with Aspire, you consent to your data being stored and processed in line with our privacy notice for job applicants. You can read this notice in full at http://aspiretechnology.com/careers/.

    Upoznajte poslodavca Ogranak Aspire Technology Unlimited Beograd

    Ogranak Aspire Technology Unlimited Beograd

    Who are we? Aspire Technology was established in Ireland in 2010 and in Serbia in 2011, founder Bill Walsh identified the market need for end-to-end Software Solutions, Network Services, Consulting, and more recently the establishment of the Aspire OpenRAN Lab, for mobile network operators, managed ... Saznajte više


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