Network Authority Home Based, United Kingdom Services Operations Posted ago

Position: Network Authority Home Based, United Kingdom Fixed Services Operations Posted 2 hours ago
Location: Rhondda

## Network Authority Home Based, United Kingdom Apply Now Find out how well you match with this job

Requisition ID278389

Date posted
02/24/2026##
** Join Us
** At Vodafone, we’re not just shaping the future of connectivity for our customers – we’re shaping the future for everyone who joins our team. When you work with us, you’re part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive world. If you want to grow your career whilst finding the perfect balance between work and life, Vodafone offers the opportunities to help you belong and make a real impact.##

** What you’ll do
** Role purpose:
As an Engineering Authority, you’ll be part of our 3rd line Network Operations Team at the heart of our network, operationally maintaining our Mobile, International, Fixed Broadband DNS and Fixed Broadband RADIUS  infrastructure. The role involves working with industry standard applications, platforms and virtualised environments, ensuring high availability, scalability, and performance of DNS and RADIUS platforms - supporting national and international customers.
You’ll take a lead role during complex or major incidents, collaborate with technical experts across the UK and international teams, interpret and asses new operational demands, tooling and projects, along with performance monitoring and managing our DNS and RADIUS platforms for our Consumer, Business, Enterprise and Wholesale clients.

What will you be doing?  
• Operationally maintain DNS and RADIUS solutions based on Free RADIUS, 389 LDAP Directory replication, Answer

X, Unbound, Cache Serve, BIND and other vendors.  
• Leading complex and major incidents , driving proactive operational improvements identified through structured post incident reviews and root cause analysis.

• Applying structured testing methodologies to validate new features, upgrades, and deployments align in production / live environments.  
• Identify and deliver automated opportunities for our operational and life cycle management using scripting, applications or in house tools.  
• Technical lead of new projects and demands impacting DNS or RADIUS, assessing detailed documentation such as Low-Level Designs (LLDs), High-Level Designs (HLDs), and operational guides align with operations.  
• Collaborate with cross-functional teams to ensure seamless improvements and network growth  
• Support development and knowledge transfers opportunities within the team and peers internationally  
• Participate in a 24x7 On Call rota to provide support outside of business hours.

Key accountabilities and decision ownership:
• Be the lead technical engineering authority of DNS and RADIUS operations in a 3rd line networks team   
• Lead critical, major and complex technical incidents, driving resolution and service restoration.  
• Lead Post Incident Review root cause analysis  
• Attending operational vendor management reviews, stakeholder updates  
• Leading on best practice and processes for owned platforms  
• Reviewing new bids or projects that impact DNS or RADIUS  
• Drive SLA/KPIs and performance reliability objectives across DNS & AAA estates##
** Who you are
** Core competencies, knowledge and experience :
• 5+ Years of hands on experience in operational and life cycle management within a large Internet Service Provider (ISP) or equivalent network(s). Specifically in Domain Name System (DNS), IP Address Management (IPAM), Dynamic Host Configuration Protocol (DHCP), RADIUS (AAA) and LDAP.
• Strong knowledge of DNS security, DNSSEC, DDoS mitigation, caching architectures and resolver performance tuning.
• Deep understanding of RADIUS Authentication, Authorization & Accounting (AAA), including RADIUS attributes.
• Linux system administration and strong scripting in Bash/Python for automation, tooling and diagnostics.
• Strong expertise in network monitoring platforms and fault diagnostic methodologies, with proven analytical capability to resolve complex issues in service critical environments.
• Ability to reflect critically and ask difficult questions; thinking holistically about the big picture while working out details and being able to appreciate…