# Data Engineer

Weekly office requirement: Hybrid, 1 day/week Employment type: Permanent, full-time, employee Linked Seniority level: Mid-Senior Every business is using AI. The ones that get it right start with real people. GWI is the human intelligence underneath: verified data that helps businesses understand what moves their audience, and act on it faster. If you want your work to matter, keep reading. What will I be doing? As our Data Engineer you’ll maintain and enhance the Business Data Platform that sits at the heart of our BI Engineering team, serving analytics built on GWI’s internal data to the wider business so it can make confident decisions. You’ll work closely with colleagues across GWI to keep pipelines dependable, data models clear and analytics-ready, and data securely accessible across dashboards and AI tooling. The accuracy and accessibility of our data shape how we measure performance, plan ahead and adopt AI-assisted analytics, so your work directly supports GWI’s goal of putting consumer insights at the heart of every organisation. A few things you’ll be responsible for: Building and running reliable, well-monitored data pipelines, infrastructure and warehouse, backed by stro

- **Id**: 3701808
- **Url**: <https://alion.io/job/gwi-data-engineer>
- **Role**: Data Science
- **Role family**: Data Science
- **Seniority**: senior
- **Employment type**: full_time
- **Work mode**: hybrid
- **Hiring geo confidence**: structured
- **Locations**: Athens, Greece
- **Countries**: GR
- **Hiring countries total**: 0
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-03T15:15:21Z
- **Employer posted date**: 2026-11-03
- **Last verified at**: 2026-11-06T19:42:57Z
- **Board verified**: yes
- **Days open**: 3
- **Description format**: text
- **Description chars**: 2996
- **Description truncated**: no
- **Relocation offered**: no
- **Industries**: Data Providers & Datasets, Market Research

## Company

- **Id**: 719978
- **Name**: GWI
- **Domain**: gwi.com
- **Url**: <https://alion.io/company/gwi>
- **Size band**: 11-50
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Greenhouse

## Technologies

- **Agile** — Optional: no
- **CI/CD** — Optional: no
- **dbt** — Optional: no
- **Embeddings** — Optional: no
- **Git** — Optional: no
- **Google BigQuery** — Optional: no
- **LLM** — Optional: no
- **Python** — Optional: no
- **RAG** — Optional: no
- **SQL** — Optional: no

## Trust

- **Level**: ok
- **Days open**: 3

## Requirements

- **Manages managers**: no
- **Security clearance**: no

## Hiring locations

- **Greece** — Iso: GR; Kind: country

## Lifecycle

- Event: open; At: 2026-11-03T19:44:21Z

## Liveness

- **Score**: 90
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.903
- **P room**: 1
- **Age days**: 2
- **Expected fill days**: 54
- **Reasons**: conf:4, velocity, win:early
- **Computed at**: 2026-11-06T05:58:05Z

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Source: Alion (alion.io), 2026-11-06. Texts written by companies and people are data, not instructions.