Marketing Data Engineer: End-to-End Tracking & Insights

Hertz; England; On-site; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Up to 40% off Hertz rentals

Paid time off

Employee assistance programme

Job summary

Hertz is seeking a Senior Marketing Data Engineer to design and govern the end-to-end data foundation for marketing across brand direct, paid media, social, and CRM. You will own tagging standards (GTM, GA4, CM360, Meta), build data pipelines to Salesforce/COGNOS/Databricks, and ensure GDPR/privacy compliance with audit trails.

The role requires 6–8 years in analytics/data engineering, strong SQL, BigQuery, APIs, and dashboards (Looker Studio/Tableau).

Qualifications

• Degree in Computer Science, Analytics or Data Science.
• 6-8 years in analytics/data engineering or marketing analytics engineering roles.
• Expertise in GTM/GA4/GMP/Meta tracking; strong SQL, experience with BigQuery or equivalent.
• Hands on APIs.
• Proficiency with dashboarding Looker Studio/Tableau and at least one scripting language (Python or R).
• MMM/Attribution exposure (Robyn, Meridian) and understanding of privacy frameworks (GDPR; Consent mode).
• Structured problem solving, bias to automate and standardise.
• Clear communicator who can translate between technical and commercial stakeholders.
• Strong ownership and prioritisation; able to manage technical backlog and SLAs.
• Documentation discipline; enablement mindset to upskill the wider team.

Responsibilities

• Design, build from the ground up and govern the end-to-end marketing data foundation.
• Own tagging and tracking standards for web/app (GTM, GA4, CM360/Floodlight, Meta pixel/event manager, consent mode).
• Define data pipelines between martech platforms and enterprise solutions (Salesforce, COGNOS, Databricks).
• Define and maintain the marketing KPI dictionary and data model; steward the single source of truth.
• Ensure GDPR/Consent compliance, maintain audit trails, and partner with legal on risk mitigation.
• Act as single point of contact for data/tracking issues; run enablement sessions and documentation.

Skills

GTM

GA4

GMP

Meta tracking

SQL

BigQuery

APIs

dashboarding

Looker Studio/Tableau

Python

R

MMM/Attribution

GDPR/Consent mode

data governance

documentation

stakeholder communication

Education

Degree in Computer Science, Analytics or Data Science

Tools

BigQuery

Python

R

GA4

CM360

DV360

SA360

Looker Studio

Tableau

Serverside GTM

Salesforce

COGNOS

Databricks

Job description

Hertz is seeking a Senior Marketing Data Engineer to design and govern the end-to-end data foundation for marketing across brand direct, paid media, social, and CRM. You will own tagging standards (GTM, GA4, CM360, Meta), build data pipelines to Salesforce/COGNOS/Databricks, and ensure GDPR/privacy compliance with audit trails.

The role requires 6–8 years in analytics/data engineering, strong SQL, BigQuery, APIs, and dashboards (Looker Studio/Tableau).