Senior Service Provider Network Engineer – IP Core & Aggregation freelance hybrid Warsaw, Poland
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Job Location:
Salary:
Experience Required:
Posted on:
4 hours ago
Vacancies:
1 Vacancy
Job Summary
Experienced Service Provider Network Engineer to design implement and operate large-scale IP Core and Aggregation networks. The role focuses on high-availability SP environments including BNG CG-NAT and traffic engineering/assurance platforms such as Juniper Paragon.
Experience with Data Center Fabric for NG-PoP environments is a strong plus.
Key Responsibilities
- Design implementation and operation of IP Core and Aggregation networks in a Service Provider environment
- Engineering and lifecycle management of BNG (Broadband Network Gateway) platforms
- Deployment and operation of CG-NAT solutions at scale
- Configuration and optimization of routing protocols (BGP IS-IS OSPF)
- Capacity planning traffic optimization and resiliency design
- Integration and usage of Juniper Paragon (JRD) for traffic engineering visibility and automation
- Troubleshooting complex network incidents across core aggregation and edge layers
- Collaboration with architecture operations and service teams
- Documentation of designs configurations and operational procedures
Requirements
Required technical skills
- Strong experience in Service Provider IP networks
- Proven expertise in:
- IP Core & Aggregation architectures
- BNG platforms
- CG-NAT solutions
- Solid routing knowledge: BGP IS-IS OSPF MPLS
- Experience with Juniper routing platforms (MX PTX etc.)
- Hands-on operational and troubleshooting skills in production SP networks
- Strong understanding of high availability and scalable network design
Nice to have
- Experience with Juniper Paragon (JRD)
- Knowledge of Data Center Fabric architectures (EVPN/VXLAN Clos Leaf-Spine)
- Exposure to NG-PoP or Telco cloud environments
- Automation and scripting (Python Ansible)
- Experience working in Tier-1 / Tier-2 ISP environments
Soft Skills
- Strong analytical and problem-solving skills
- Ability to work independently in complex environments
- Clear communication skills in Polish and English
- Comfortable working with cross-functional technical teams
- Production-oriented mindset with attention to stability and quality
Required Skills:
Service Provider IP Core IP Aggregation Networks BNG (Broadband Network Gateway) CG-NAT BGP IS-IS OSPF MPLS Juniper Routing Platforms (MX PTX) Juniper Paragon (JRD) High Availability Network Design Service Provider Network Troubleshooting Data Center Fabric EVPN / VXLAN NG-PoP Architecture Network Automation (Python Ansible)
Company Industry
IT Services and IT Consulting
Key Skills
- Anti Money Laundering
- Accomodation
- Animation
- Apache Tomcat
- Database
- Filing
