Oracle OSS Stack Lead

Vodafone Limited; London Borough of Islington; On-site; GBP 90,000 - 130,000; Full time

Job summary

Vodafone is seeking an experienced Oracle OSS Stack Lead to own and govern the Oracle OSS landscape, driving stability, release governance, and continuous improvement across Siebel CRM, OSM, BRM and related Oracle technologies. You will serve as the key technical escalation point for critical OSS incidents and strategic programmes while advancing DevOps and SRE transformations.

Based in the UK, you will collaborate with global stakeholders and vendors to deliver reliable telecom services.

Qualifications

• Experience leading Oracle OSS environments in telecoms
• Proven track record in DevOps/SRE transformations
• Strong incident and problem management capabilities
• Experience with enterprise observability tools and monitoring
• Stakeholder and vendor management across global teams
• Leadership and mentoring of engineering staff

Responsibilities

• Lead end-to-end accountability for Oracle OSS platforms ensuring high availability and performance.
• Define and deliver technical roadmaps aligned with business priorities.
• Drive capacity planning, risk management and service improvements.
• Ensure compliance with SLAs, KPIs and governance frameworks.
• Lead major incident response and root cause analysis activities.
• Drive automation across deployment, monitoring and operational processes.
• Promote DevOps and SRE practices across teams and functions.
• Mentor support engineers and strengthen knowledge management.

Skills

Leadership

DevOps & SRE culture

Incident response

Stakeholder engagement

Vendor management

Technical mentoring

Communication

Tools

Jenkins

GitHub

Azure DevOps

Dynatrace

Splunk

Kubernetes

Unix/Linux

Job description

We are seeking an experienced Oracle OSS Stack Lead to take end-to-end ownership of Vodafone's Oracle OSS landscape, ensuring platform stability, resilience, service availability, release governance, and continuous service improvement. This role provides technical leadership across Oracle telecom applications including Siebel CRM, OSM, BRM and associated Oracle technologies. The successful candidate will serve as the key customer contact for critical OSS-related incidents and strategic programmes while driving DevOps and Site Reliability Engineering (SRE) transformation initiatives. The role offers the opportunity to influence operational excellence, automation strategy, stakeholder engagement, and technology roadmaps supporting business priorities. Based in Newbury, the role operates within Application Operations and IT Operations functions.

What you'll do

• Lead end-to-end accountability for Oracle OSS platforms, ensuring high levels of availability, reliability, performance, and resilience.
• Define and deliver technical roadmaps aligned with business priorities and operational objectives.
• Drive capacity planning, risk management, and proactive service improvement initiatives.
• Ensure compliance with service management standards, SLAs, KPIs, and operational governance frameworks.
• Lead major incident response, technical recovery activities, and root cause analysis implementation.
• Improve operational performance through reduction of incident volumes and enhanced recovery times.
• Govern production readiness reviews, release planning, deployment activities, and change management controls.
• Drive automation across deployment, monitoring, and operational processes using DevOps and SRE practices.
• Support the adoption of CI/CD capabilities using Jenkins, GitHub, and Azure DevOps.
• Define observability standards using monitoring tools such as Dynatrace, Splunk, and enterprise monitoring platforms.
• Act as the senior technical escalation point for business stakeholders, support teams, and external partners.
• Manage relationships with Oracle and third-party vendors while providing operational reporting and risk assessments.
• Lead, mentor, and develop support engineers while strengthening knowledge management and technical capability.
• Promote a collaborative DevOps and SRE culture across teams and functions.
• Opportunity to lead business-critical Oracle OSS platforms supporting large-scale telecommunications operations.
• Exposure to strategic technology initiatives focused on platform modernisation, automation, and operational transformation.
• Collaboration with global stakeholders, architects, delivery teams, vendors, and business leaders.
• Leadership responsibilities including mentoring, capability development, and shaping engineering culture.
• Opportunity to influence DevOps, SRE, observability, and service reliability strategies across complex enterprise environments.

What skills you will learn

• Advanced Oracle OSS platform leadership and operational governance.
• Enterprise-scale DevOps and CI/CD implementation practices.
• SRE methodologies focused on reliability engineering and operational resilience.
• Modern observability and monitoring approaches using leading industry tools.
• Strategic stakeholder engagement, vendor management, and executive communication skills.
• Service improvement, automation strategy, and operational transformation delivery.

VOIS Equal Opportunity Employer Commitment

Vodafone recognises and celebrates the value of diversity in building a workforce that reflects the customers and communities it serves. No form of discrimination is tolerated. This includes, but is not limited to, discrimination based on race, colour, age, veteran status, gender identity, gender expression, sexual orientation, pregnancy, maternity or parental status, ethnicity, disability, religion or belief, political affiliation, trade union membership, nationality, citizenship, indigenous status, medical condition, HIV status, neurodiversity, social origin, cultural background, marital or civil partnership status, or socio-economic background.

• Significant experience working within Telecom IT and Oracle OSS environments.
• Strong expertise in Oracle Telecom OSS solutions, particularly Oracle OSM, or alternatively Oracle Fusion Middleware applications.
• Experience with Unix/Linux administration and Oracle SQL performance troubleshooting.
• Knowledge of cloud technologies, containerisation, and Kubernetes environments is advantageous.
• Familiarity with monitoring, observability, and enterprise operations tooling.
• Understanding of telecommunications network integrations and Oracle Fusion Middleware integration concepts is beneficial.
• Strong knowledge of Incident, Problem, Change, and Release Management practices.
• Experience working within ITIL-aligned service management environments.
• Demonstrated experience leading application support or operational teams.
• Proven capability in managing critical production services and leading major incident recovery efforts.
• Strong stakeholder engagement, vendor management, communication, and leadership skills.

VOIS (Vodafone Intelligent Solutions) is a strategic arm of Vodafone Group Plc, creating value for customers by delivering intelligent solutions through Talent, Technology & Transformation. As the largest shared services organisation in the global telco industry with 30,000 FTE, our portfolio of next-generation solutions and services are designed in partnership with customers across Vodafone Group, local markets, and partner markets to simplify and drive growth. With our strategic partner Accenture, we work alongside our Vodafone customers, other Telco and tech companies to drive transformation, meet the challenges of our industry and ensure we stay relevant and resilient. This partnership is a unique, industry-first model which brings together the best of in-house and 3rd party capability. We work with customers across 28 countries from 10 VOIS locations: Albania, Egypt, Hungary, India, Romania, Spain, Turkey, UK, Germany, Ireland, and with a network of teams in Czech Republic, Italy, Greece, and Portugal. #VOIS #BeUnrivalled #CreateTheFuture, At Vodafone, we're working hard to build a better future. A more connected, inclusive and sustainable world. As a dynamic global community, it's our human spirit, together with technology, that empowers us to achieve this. We challenge and innovate in order to connect people, businesses, and communities across the world. Delighting our customers and earning their loyalty drive us, and we experiment, learn fast and get it done, together. With us, you can truly be yourself and belong, share inspiration, embrace new opportunities, thrive, and make a real difference.