Core Network Delivery Engineer Job at Vodafone (Milano)

Core Network Delivery Engineer

At Vodafone, we're not just shaping the future of connectivity for our customers...

Location

Italy , Roma

Salary:

Not provided

Vodafone

Expiration Date

Until further notice

Requirements

Degree qualified
Fluent in Italian and English (at least B2/Upper Intermediate)
At least 2 years professional experience in Telecommunications
Knowledge of telecommunication principles and protocols
Expert in the engineering of core mobile networks for 2G, 3G, 4G and 5G technologies

Job Responsibility

Integrate Voice Core technologies and functions into Vodafone-managed networks, aligning with the domain's strategy and goals
Oversee detailed planning, low-level design, configuration, and integration with mobile and fixed interconnected operators
Manage the lifecycle of systems within the Voice Core domain
Ensure hardware and software acceptance in the network, meeting business functional requirements and operational suitability
Conduct integration testing of new technologies and services, collaborating with suppliers, Operations, Security, Regulatory, and other group functions
Work with all stakeholders to ensure timely delivery of functionality and quality in projects, making decisions where Voice Core is the lead domain

Core Network Delivery Engineer

At Vodafone, we're not just shaping the future of connectivity for our customers...

Location

Italy , Pozzuoli

Salary:

Not provided

Vodafone

Expiration Date

Until further notice

Requirements

Degree qualified
Fluent in Italian and English (at least B2/Upper Intermediate)
At least 2 years professional experience in Telecommunications
Knowledge of telecommunication principles and protocols
Expert in the engineering of core mobile networks for 2G, 3G, 4G and 5G technologies
Preferred experience with network virtualization and containerization solutions, as well as transport and networking technologies, including routing and switching protocols, and IPv4/6

Job Responsibility

Integrate Voice Core technologies and functions into Vodafone-managed networks
Define low-level designs
Support engineering and development of the Voice Core Network
Ensure quality, availability, and robustness
Perform acceptance tests for new software and network elements
Guarantee end-to-end integration including interconnect with other operators
Promote harmonization across countries
Oversee detailed planning, low-level design, configuration, and integration with mobile and fixed interconnected operators
Manage the lifecycle of systems within the Voice Core domain
Ensure hardware and software acceptance in the network

PS Core Network Engineer

This is a remote position. Position: PS Core Network Engineer – Freelance Traine...

Location

Salary:

Not provided

Overture Rede

Expiration Date

Until further notice

Requirements

Strong hands-on experience with ZTE PS Core platforms
In-depth knowledge of PS Core protocols: GTP, Diameter, SCTP, IP, TCP/UDP
Understanding of mobility management, session management, and charging concepts
Experience with OSS tools for fault, configuration, and performance management
Knowledge of Linux systems and IP networking fundamentals
Excellent communication and presentation skills
Prior freelance or corporate training experience preferred
10+ years of experience in PS Core Network Engineering
Training delivery experience will be an added advantage

Job Responsibility

Deliver online/offline training sessions on ZTE PS Core network technologies
Explain PS Core architecture including SGSN, GGSN, MME, SGW, PGW, and UPF (as applicable)
Provide detailed understanding of data call flows for 2G/3G/4G networks
Demonstrate configuration, monitoring, and troubleshooting of ZTE PS Core nodes
Train on performance monitoring, fault management, and KPI analysis
Cover integration of PS Core with RAN, IMS, and external networks
Prepare training materials such as presentations, lab manuals, and assessments
Evaluate trainee performance and provide technical guidance

Senior Core Network Engineer

We are looking for an expert engineer to lead the design, deployment, and expans...

Location

Salary:

Not provided

Airalo

Expiration Date

Until further notice

Requirements

Experience with a Tier 1 Carrier, Mobile-Operator, or Major Network Equipment Provider (NEP) background
Deep understanding of SGSN, GGSN, and HLR architecture
Extensive experience with PGW, HSS, SGW, and MME
Proficiency in 5G Non-Standalone (NSA), 5G Standalone (SA), and PCC
Hands-on experience with Diameter S6a (HSS-MME), Gx (PCRF-PGW), and Gy (OCS-PGW)
Strong knowledge of IP addressing, subnetting, OSPF/BGP routing, VRFs, and ASN management
Expert-level DNS resolution (A, AAAA, SRV, NAPTR), DHCP, and IPX/GRX management

Job Responsibility

Design and dimension the Packet Core (EPC/5GC) to ensure scalability for data growth
Manage roaming coverage with IPX/GRX providers, roaming sponsors, and direct bi-lateral agreements
Define specific network profiles and configurations for HSS/UDM subscribers, including QoS, AMBR, and APN subscriptions
Architect the DNS hierarchy for the mobile core, focusing on S-NAPTR records for MME/SGSN to discover PGW/SGW/UPF nodes
Plan and implement IP routing strategies, including ASN (Autonomous System Number) management and BGP peering for internet and roaming connectivity
Manage Access Point Name configurations for various service types, including IMS, Internet, and IoT
Perform deep-dive troubleshooting of signaling procedures across 3G (Iu-PS), 4G (S1-MME, S11, S5/S8), and 5G NSA (EN-DC)
Apply in-depth understanding of 3GPP standards for 3G, 4G EPC, and 5G NSA mobile data call-flows
Analyze and optimize critical flows, specifically Attach/Registration (Authentication vectors, ULR/ULA, Create Session) and Bearer Management (Dedicated bearer creation for VoLTE/QCI 1 and default bearers)
Utilize protocol analyzers such as Wireshark or Tektronix to decode ASN.1 based messages and Diameter signaling (Gx, Gy, S6a, S5, S8, GTP-C, GTP-U)

What we offer

Health Insurance
work-from-anywhere stipend
annual wellness & learning credits
annual all-expenses-paid company retreat in a gorgeous destination & other benefits

Fulltime

DC Core Network Service Design Engineer - VOIS

We are seeking an experienced DC Core Network Service Design Engineer to join ou...

Location

India , Pune

Salary:

Not provided

Vodafone

Expiration Date

Until further notice

Requirements

Hands-on expertise in data centre network architecture and service design
Skilled in infrastructure and network automation using tools such as Terraform and Ansible, with working knowledge of Python, JSON, XML, Ruby, and YAML
Strong in routing and switching technologies, including IPv4, IPv6, OSPF, BGP, BFD, VXLAN, segment routing, and fabric-based architectures
Experienced in virtualisation, cloud, microservices, containers (for example Docker), and DevOps-driven delivery models
Confident working across international, distributed teams in complex enterprise environments, with fluent English communication skills
Able to lead technical discussions, influence design decisions, and present complex ideas clearly to varied audiences
Certified in Cisco technologies, such as CCNA or CCNP Data Centre, with hands-on experience using Cisco Nexus platforms

Job Responsibility

Own and deliver high-level design (HLD) documentation for data centre network service solutions
Design and support migration of services from legacy network environments to SD-WAN, Cisco ACI, VMware NSX, and private cloud platforms in line with Vodafone security and routing standards
Analyse service requirements to create high-performance, optimised, and resilient network designs
Collaborate closely with regional operating companies, IP-MPLS backbone teams, and other design functions to ensure harmonised solutions
Forecast future capacity, availability, and performance requirements based on business demand and usage trends
Evaluate multiple solution options and provide clear technical recommendations
Support network service design and operational activities to enable service restoration and seamless connectivity
Manage design aspects of data centre network projects and provide timely, structured updates to stakeholders
Communicate solution strategy and technical concepts effectively in internal and global forums

What we offer

Exposure to large-scale, global data centre and cloud transformation programmes
Opportunities to collaborate with diverse, international teams across Vodafone Group
A role that encourages innovation, automation, and modern network design practices
A supportive environment focused on continuous improvement and knowledge sharing

Fulltime

Staff Cloud Network Engineer

Teradata, the world's leading data analytics company, is seeking experienced eng...

Location

India , Hyderabad

Salary:

Not provided

Teradata

Expiration Date

Until further notice

Requirements

Master's degree or higher in Computer Science, Engineering, or related technical field
9+ years of experience designing and building large-scale distributed systems, cloud infrastructure, and networking platforms
Proven track record of leading complex infrastructure and platform initiatives from architecture through production delivery
Strong expertise across AWS, Azure, and GCP networking and security services
Demonstrated ability to drive technical decisions and influence architecture across multiple teams and organizations
Deep experience developing scalable, reliable, secure, and operable cloud services in production environments
Extensive experience with RESTful APIs, microservices architecture, CI/CD systems, and infrastructure automation
Strong communication skills with the ability to clearly articulate technical concepts, tradeoffs, and architectural decisions to engineering and leadership stakeholders
Experience operating effectively in globally distributed and cross-functional engineering organizations
Expert-level understanding of cloud networking, security architectures, and multi-cloud infrastructure design

Job Responsibility

Lead the architecture, design, and implementation of cloud networking solutions for large-scale, multi-tenant distributed systems across AWS, Azure, and GCP
Drive technical strategy and execution for core cloud services, infrastructure platforms, proofs-of-concept, and reference architectures
Operate as a hands-on technical leader, spending approximately 70% of time designing, coding, automating, troubleshooting, and scaling cloud-native systems
Architect and implement highly scalable, resilient, and secure networking solutions including VPC/VNet design, PrivateLink / Private Endpoint integrations, NAT Gateways, VPNs and hybrid connectivity, API Gateways, DNS and Route 53, Layer 4 / Layer 7 load balancing, Peering, ACLs, firewalls, and segmentation strategies
Design and develop cloud-native RESTful services and platform APIs that support scalable and secure infrastructure services
Build and evolve Kubernetes-based platforms and containerized services using Docker and modern orchestration technologies
Define and implement Infrastructure as Code (IaC) standards using Terraform and/or CloudFormation to enable scalable and repeatable deployments
Lead complex technical initiatives end-to-end with minimal oversight, including architecture reviews, implementation planning, operational readiness, and production rollout
Establish engineering best practices around reliability, observability, scalability, security, and operational excellence
Troubleshoot and resolve complex distributed systems and network connectivity issues across cloud and hybrid environments using deep packet/network analysis tools such as Wireshark

Fulltime

New

Senior Network Engineer DNS DHCP IPAM DDI Engineering

Wells Fargo is seeking a highly skilled DDI Engineer with deep enterprise experi...

Location

United States , Columbus; Chandler; Charlotte; Irving; McLean; Minneapolis

Salary:

100000.00 - 196000.00 USD / Year

Wells Fargo

Expiration Date

July 19, 2026

Requirements

4+ years of Network Engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education
2+ years' experience with DNS, DHCP, IP Address Management (IPAM), and Network Time Protocol (NTP) systems, including architecture, deployment, and lifecycle management
Military experience with developing and scaling automated infrastructure and workflows in hybrid or tactical environment
Military experience designing and implementing secure, mission-critical automation solutions within defense or government environment
Must have Experience working with Enterprise DDI Platforms Such as Bluecat or Infoblox
Experience designing and implementing scalable, resilient infrastructure solutions for core network services
Advanced scripting skills (e.g., Python, Bash, PowerShell) for automation of log rotation, data collection, error handling, and alerting
Hands-on experience with synthetic transaction development for proactive monitoring of infrastructure and applications
Experience mentoring and guiding less experienced staff
Experience with DevOps and CI/CD automated build and deployment processes

Job Responsibility

Lead or participate in implementing network security policies across routers and firewalls
Manage production networks including Internet Protocol backbone, data centers and edge pops across the globe
Ensure the continuous availability of all data network services
Identify gaps, risks and issues and navigate organizational structure to resolve them
Perform quarterly proactive network testing to ensure proper functioning and reliability of the network
Investigate and remediate network capacity related issues
Apply knowledge of security and regulatory policies to design and implement foolproof secured network solutions
Provide resolution information and work with other teams to complete impact analysis
Deliver comprehensive and maintenance plans for change management review and approval
Partner cross-functionally with other Product Infrastructure teams in order to continuously improve and apply standards and policies relevant to operational excellence

What we offer

Health benefits
401(k) Plan
Paid time off
Disability benefits
Life insurance
Critical illness insurance
Accident insurance
Parental leave
Critical caregiving leave
Discounts and savings

Fulltime

Senior Network Engineer DNS DHCP IPAM DDI Engineering

Wells Fargo is seeking a highly skilled DDI Engineer with deep enterprise experi...

Location

United States , Columbus; Chandler; Charlotte; Irving; McLean; Minneapolis

Salary:

100000.00 - 196000.00 USD / Year

Wells Fargo

Expiration Date

July 05, 2026

Requirements

4+ years of Network Engineering experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education
2+ years' experience with DNS, DHCP, IP Address Management (IPAM), and Network Time Protocol (NTP) systems, including architecture, deployment, and lifecycle management
Must have Experience working with Enterprise DDI Platforms Such as Bluecat or Infoblox
Experience designing and implementing scalable, resilient infrastructure solutions for core network services
Advanced scripting skills (e.g., Python, Bash, PowerShell) for automation of log rotation, data collection, error handling, and alerting
Hands-on experience with synthetic transaction development for proactive monitoring of infrastructure and applications
Experience mentoring and guiding less experienced staff
Experience with DevOps and CI/CD automated build and deployment processes
Advanced scripting skills specifically around log rotation, data collection, error collection and alerting
Experience designing, developing, and implementing synthetic transactions for the monitoring of applications and/or infrastructure

Job Responsibility

Lead or participate in implementing network security policies across routers and firewalls
Manage production networks including Internet Protocol backbone, data centers and edge pops across the globe
Ensure the continuous availability of all data network services
Identify gaps, risks and issues and navigate organizational structure to resolve them
Perform quarterly proactive network testing to ensure proper functioning and reliability of the network
Investigate and remediate network capacity related issues
Apply knowledge of security and regulatory policies to design and implement foolproof secured network solutions
Provide resolution information and work with other teams to complete impact analysis
Deliver comprehensive and maintenance plans for change management review and approval
Partner cross-functionally with other Product Infrastructure teams in order to continuously improve and apply standards and policies relevant to operational excellence

What we offer

Health benefits
401(k) Plan
Paid time off
Disability benefits
Life insurance, critical illness insurance, and accident insurance
Parental leave
Critical caregiving leave
Discounts and savings
Commuter benefits
Tuition reimbursement

Fulltime

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Core Network Delivery Engineer

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