Big Data System Specialist Job at Vodafone (Bucuresti)

Big Data System Specialist

We are seeking a System Engineering Specialist to manage and support Big Data pl...

Location

Romania , Bucharest

Salary:

Not provided

Vodafone

Expiration Date

Until further notice

Requirements

University graduate with 3–5 years’ experience in IT infrastructure administration
Proven expertise in Big Data technologies including Hadoop (HDFS, YARN, MapReduce), Teradata, and Machine Learning
Proficient in Red Hat Enterprise Linux or Microsoft Windows operating systems
Skilled in procedural programming and shell scripting
Knowledgeable in ITIL, cyber security, and SOX principles
Strong documentation and problem-solving skills
Able to manage multiple priorities under pressure and meet tight deadlines
Fluent in English (written and spoken)
Customer-focused with the ability to work effectively in distributed teams

Job Responsibility

Manage the operational aspects of Big Data platforms
Participate in the full lifecycle of IT projects, including planning, analysis, and implementation
Define technical requirements and develop scripts/programmes using Bash, KSH, Python, Perl, and SQL
Design and implement disaster recovery solutions and conduct periodic testing
Optimise existing systems through architectural redesigns and software upgrades
Support transformation and technology refresh initiatives to enhance service availability and performance
Investigate and resolve performance incidents and client-reported software issues
Install and maintain operating systems and perform proactive maintenance using automated tools
Evaluate new technologies and conduct proof-of-concept exercises

What we offer

Hybrid way of working: 2 days per week/ 8 per month
Medical and dental services
Life and hospitalization insurance
Dedicated employee phone subscription
Take control of your benefits and choose any of the below options: MEAL TICKETS/ PRIVATE PENSION/VACATION VOUCHERS/ CULTURAL VOUCHERS within the budget
Special discounts for gyms and retailers
Annual Company Bonus
Ongoing Education – we continuously invest in you to ensure you have everything needed to excel on the job and enhance your skills
You get to work with tried and trusted web-technology
We let you write your own story by planning vacations: go for a trip, experience new things, have fun and enjoy your 23 days off

Fulltime

Senior Data Scientist

Senior Data Scientist (AI/ML). This role has been designed as ‘Hybrid’ with an e...

Location

India , Bangalore

Salary:

Not provided

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

9+ years of experience in a Data science role
Graduate degree in Computer Science, Statistics, Informatics, Information Systems or another quantitative field
5+ years experience building data pipelines for data science-driven solutions and deployed in Production environment
Experience working in technical support environment, working with dataset from CRM, H/W and S/W bugs data, machine logs
Experience supporting and working with multi-functional teams in a multidimensional fast paced environment
Good team worker with excellent interpersonal, written, verbal and presentation skills
Experience building and optimizing data pipelines, architectures and data sets
Experience performing root cause analysis on internal and external data and processes
Strong analytic skills related to working with unstructured datasets
Build processes supporting data transformation, data structures, metadata, dependency and workload management

Job Responsibility

Leads as well as develops scalable AI solutions using relevant AI (ML/DL/Gen AI) techniques
Architects large scale AI solutions that seamlessly merge AI model and techniques in SDLC
Organizes and leads comprehensive code and design review sessions, driving discussions to align with project requirements and best practices. Mentor and provide feedback to junior and mid-level team members
Conducts research and stays up to date with the latest advancements in AI and machine learning technologies, frameworks, and algorithms. Explore and experiment with cutting-edge techniques to solve complex problems and improve existing models
Collaborates with cross-functional teams to understand business requirements and design AI and machine learning solutions. Determine the appropriate algorithms, models, and frameworks to use and architect the overall system to ensure scalability, efficiency, and robustness
Develops, implements, and optimizes machine learning models and algorithms. This includes data pre-processing, feature engineering, model selection, hyperparameter tuning, and training on large datasets. Continuously monitor and improve model performance and accuracy
Leverage or build analytics tools that utilize the data pipeline to provide significant insights into customer case data, bug data, operational and other key business performance metrics
Build the infrastructure required for optimal extraction, transformation, and loading of data from a wide variety of data sources
Work with data and analytics specialists to strive for greater functionality in our data systems
Identify trends, patterns from dataset to scope opportunities for automation

What we offer

Health & Wellbeing
Personal & Professional Development
Unconditional Inclusion

Senior Data Scientist (AI/ML)

Senior Data Scientist (AI/ML). This role has been designed as ‘Hybrid’ with an e...

Location

India , Bangalore

Salary:

Not provided

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

9+ years of experience in a Data science role
Graduate degree in Computer Science, Statistics, Informatics, Information Systems or another quantitative field
5+ years experience building data pipelines for data science-driven solutions and deployed in Production environment
Experience working in technical support environment, working with dataset from CRM, H/W and S/W bugs data, machine logs
Experience supporting and working with multi-functional teams in a multidimensional fast paced environment
Good team worker with excellent interpersonal, written, verbal and presentation skills
Experience building and optimizing data pipelines, architectures and data sets
Experience performing root cause analysis on internal and external data and processes
Strong analytic skills related to working with unstructured datasets
Build processes supporting data transformation, data structures, metadata, dependency and workload management

Job Responsibility

Leads as well as develops scalable AI solutions using relevant AI (ML/DL/Gen AI) techniques
Architects large scale AI solutions that seamlessly merge AI model and techniques in SDLC
Organizes and leads comprehensive code and design review sessions, driving discussions to align with project requirements and best practices. Mentor and provide feedback to junior and mid-level team members
Conducts research and stays up to date with the latest advancements in AI and machine learning technologies, frameworks, and algorithms. Explore and experiment with cutting-edge techniques to solve complex problems and improve existing models
Collaborates with cross-functional teams to understand business requirements and design AI and machine learning solutions. Determine the appropriate algorithms, models, and frameworks to use and architect the overall system to ensure scalability, efficiency, and robustness
Develops, implements, and optimizes machine learning models and algorithms. This includes data pre-processing, feature engineering, model selection, hyperparameter tuning, and training on large datasets. Continuously monitor and improve model performance and accuracy
Leverage or build analytics tools that utilize the data pipeline to provide significant insights into customer case data, bug data, operational and other key business performance metrics
Build the infrastructure required for optimal extraction, transformation, and loading of data from a wide variety of data sources
Work with data and analytics specialists to strive for greater functionality in our data systems
Identify trends, patterns from dataset to scope opportunities for automation

What we offer

Health & Wellbeing
Personal & Professional Development
Unconditional Inclusion

Infrastructure Specialist

Helping our customers and partners harness the power of the data, the Infrastruc...

Location

Romania , Bucharest

Salary:

Not provided

btProvider

Expiration Date

Until further notice

Requirements

Hands-on experience, industry-agnostic, tool-agnostic
System architecture knowledge
OS and application installation and management knowledge
Willingness to learn
Customer-facing skills
Fluent English

Job Responsibility

Define the integration architecture on a project-by-project basis, observing common practices in the field
Define requirements and prerequisites for the architecture related to software components
Installation of server-side software components and their integration in the existing infrastructure
Server-side software components include Tableau Server, Vertica, Talend, Dremio, Mulesoft
Document the system architecture
Define and implement proactive maintenance activities
Plan, perform and validate software components upgrade activities
Perform troubleshooting and root cause identification at software component level and OS level
Perform performance review and tuning
Actively collaborate with concerned teams on architecture design and deployment

What we offer

Flexible working hours
Healthcare package
Knowledge sharing culture
Competitive salary
Hybrid working model (work from anywhere)

OpenText Exstream Developer

This role is responsible for the development, installation, and maintenance of o...

Location

India , Pune

Salary:

Not provided

Cencora

Expiration Date

Until further notice

Requirements

4+ years of hands‑on experience in OpenText Exstream 23.x / 24.x / 25.x (CloudNative)
Strong experience with XML, Print Miner, columnar and delimited data inputs
Expertise in batch and real‑time application design
Skilled in creating automated and complex table structures
Experience working with barcodes and inserter configurations
Proficient in generating outputs: PS, PDF, AFP, Empower, multi‑channel delivery
Deep knowledge of rules, formula variables, control files, document/pages setup, design layers, language layers
Hands‑on experience with two‑pass application design
Knowledge of orchestration workflows
Proficient in sorting, bundling, and post‑processing (AFP/PDF)

Job Responsibility

Develop OpenText Exstream applications
Design, implement, unit test, document, and deploy applications/APIs
Develop database solutions using SSIS, T‑SQL, and stored procedures
Collaborate with business teams to define logical designs aligned with data architecture
Perform code reviews, analyze execution plans, and optimize/re-factor code
Provide technical guidance to junior software engineers
Follow data standards, resolve data issues, perform unit testing, and document ETL processes
Assist managers with project documentation, progress tracking, and test plan creation
Work with business analysts and source system experts on data extraction & transformation requirements
Coordinate with IT operations and testing teams for timely, sustainable releases

Fulltime

New

Reporting Specialist- Assistant Manager

We are seeking a data-focused professional to support operational and financial ...

Location

India , Bangalore

Salary:

Not provided

Vodafone

Expiration Date

Until further notice

Requirements

Hold a bachelor’s degree in accounting, business, computer science, or a related field
Bring 3+ years of experience in data analytics and reporting
Possess strong analytical and data interpretation skills with a focus on objectivity and stakeholder collaboration
Experienced in managing multiple priorities while maintaining professional standards
Understand cross-functional business needs and drive improvements and process innovation
Proficient in MS Office (Excel, PowerPoint, SharePoint), BI concepts, and data modelling
Skilled in SQL development, data warehousing, database architecture, and reporting tools
Knowledgeable in big data technologies, ETL tools, and analytical/visualisation tools such as Power BI, Splunk, or Datameer
Able to visualise data effectively to tell compelling and actionable stories

Job Responsibility

Develop financial and operational reports used for billing, invoicing, governance, and performance tracking
Create customised reports for service and account teams, offering insights and recommendations to support informed decision‑making
Produce scorecards, usage reports, KPI dashboards, SLA/KPI tracking, and savings analyses
Maintain and enhance operational and financial reporting frameworks, ensuring accuracy and quality of data
Translate business requirements into technical specifications for dashboards and analytics solutions
Investigate data sources, ensure data accuracy, and resolve issues across data processes and databases
Cleanse, synthesise, and interpret data to generate meaningful insights for business stakeholders
Ensure alignment with enterprise information architecture and documentation standards
Develop data models to integrate source systems and support BI initiatives
Support commercial, sales, planning, finance, and operations teams with data-driven inputs

What we offer

Opportunity to work with advanced BI tools, data platforms, and reporting technologies
Exposure to cross‑functional global teams, enhancing your business understanding and analytical capabilities
Involvement in meaningful analytics that directly support commercial and operational decision‑making
Growth pathways in data analytics, BI engineering, and enterprise reporting

Enterprise Architecture Specialist - AI&Data

The Senior Enterprise Architecture for the AI & Data Domain will provide central...

Location

United Kingdom , Newbury

Salary:

Not provided

Vodafone

Expiration Date

Until further notice

Requirements

Academic Degree in Information Technology, Information Systems, Business Management, Computer Science, or similar required
3-5 years+ experience within IT programme management, IT Strategy, IT Systems Management, Enterprise Architecture or similar
Up-to-date certifications in Agile Way of Working, with working knowledge of SAFe, SCRUM, Spotify model etc. TOGAF certification is preferred
Outstanding written communications and presentation skillset with both internal stakeholders and external customers
Knowledge of Agile collaboration tools (Jira, Azure DevOps, Confluence, Mural etc)
In-depth understanding of enterprise architecture frameworks such as TOGAF and eTOM, with a proven track record in conducting architectural planning for complex modernization and transformation programs
Proficiency in technology delivery tooling including the creation of architecture deliverables (e.g., architecture diagrams) and demand flow management (e.g., Jira, Confluence), along with excellent technical authoring skills
Strong experience with AI and machine learning algorithms and frameworks (e.g., TensorFlow, PyTorch)
Strong experience in architecting Data warehouse, BI & big data platforms on cloud
In-depth knowledge of cloud platforms such as AWS, Azure Cloud, or Google Cloud

Job Responsibility

Developing or Publishing Reference Architectures and Designs (Logical, Functional, and Application Architectures) that address both market-specific and global strategic priorities in accordance with industry and Vodafone standards
Continuous Evolution of the architectural landscape, ensuring it remains fit for purpose and responsive to changing business demands
Component Definition and Inventory Management: Define V-ODA components in relation to the domain and ensure domain-specific application inventories are accurate and well-maintained
Compliance: Maintain architecture decision logs, draft and update relevant policies, and manage compliance with architectural standards and governance frameworks
High-quality architecture deliverables including comprehensive and accurate architecture diagrams, white papers, and policy and standard documentation
Successful design and implementation of Data & AI architectures
Efficient and scalable Data & AI solutions
Strategic Alignment achieved between local business objectives and global technology capabilities, as evidenced by the successful implementation of Reference Architectures and Designs

What we offer

Discretionary yearly bonus: 10%
Annual leave: 28 days + bank holidays + the opportunity to buy/sell/carry over 5 days/year
Charity days: 5 days/year
Maternity/adoption leave: 52 weeks out of which the first 13 weeks are fully paid followed by 26 weeks of half pay and 6 months - working 4 days, getting paid 5
Paternity leave: 16 weeks fully paid
Private pension: You can contribute up to 5% of your basic pay with 2:1 matching from Vodafone up to 10%
Access to: private medical, private dental, free health assessments, share save scheme
Additional discounts: Vodafone retail, gym, cinema, cycle to work, season ticket loan

New

Reporting Specialist Assistant Manager

We are seeking a data-focused professional to support operational and financial ...

Location

India , Bangalore

Salary:

Not provided

Vodafone

Expiration Date

Until further notice

Requirements

Hold a bachelor’s degree in accounting, business, computer science, or a related field
Bring 3+ years of experience in data analytics and reporting
Possess strong analytical and data interpretation skills with a focus on objectivity and stakeholder collaboration
Experienced in managing multiple priorities while maintaining professional standards
Understand cross-functional business needs and drive improvements and process innovation
Proficient in MS Office (Excel, PowerPoint, SharePoint), BI concepts, and data modelling
Skilled in SQL development, data warehousing, database architecture, and reporting tools
Knowledgeable in big data technologies, ETL tools, and analytical/visualisation tools such as Power BI, Splunk, or Datameer
Able to visualise data effectively to tell compelling and actionable stories

Job Responsibility

Develop financial and operational reports used for billing, invoicing, governance, and performance tracking
Create customised reports for service and account teams, offering insights and recommendations to support informed decision‑making
Produce scorecards, usage reports, KPI dashboards, SLA/KPI tracking, and savings analyses
Maintain and enhance operational and financial reporting frameworks, ensuring accuracy and quality of data
Translate business requirements into technical specifications for dashboards and analytics solutions
Investigate data sources, ensure data accuracy, and resolve issues across data processes and databases
Cleanse, synthesise, and interpret data to generate meaningful insights for business stakeholders
Ensure alignment with enterprise information architecture and documentation standards
Develop data models to integrate source systems and support BI initiatives
Support commercial, sales, planning, finance, and operations teams with data-driven inputs

What we offer

Opportunity to work with advanced BI tools, data platforms, and reporting technologies
Exposure to cross‑functional global teams, enhancing your business understanding and analytical capabilities
Involvement in meaningful analytics that directly support commercial and operational decision‑making
Growth pathways in data analytics, BI engineering, and enterprise reporting
Advanced BI solution development, data modelling, and dashboard design
Enhanced stakeholder engagement and data storytelling skills
Exposure to enterprise‑level data governance and architecture alignment
Experience across multiple technologies including SQL, ETL, big data platforms, and visualisation tools
Problem‑solving across end‑to‑end data pipelines and processes

Big Data System Specialist

Vodafone

Location:
Romania , Bucuresti

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
January 22, 2026

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