Principal Data Engineer

Melbourne, VIC
$190,000-205,000 per year
Permanent
Full-time

9 days ago
Apply easily

Who we areE1, (formerly known as EstimateOne) is a SaaS tender management platform connecting commercial builders with subcontractors and suppliers. Proudly named one of AFR’s Best Places to Work in 2025, we’re the market leader in Australia and New Zealand — and now we’re growing our 120-person team into the UK.Our scaleup vibe keeps things lively. We’ve come a long way in 15 years, and seeing what we’ve achieved in that time, gets us pretty excited for the next 15. We’re passionate about setting clear, fair expectations and delivering results, with a genuine commitment to wellness and happiness that you’ll truly experience.We’ve been recognised twice on the AFR Best Place to Work list, so we care a lot about making sure we’re a place people want to work.About the roleWe’re looking for a Principal Data Engineer to help us elevate our data strategy, as well as the data engineering skill and expertise of E1’s teams.As a Data Engineer, you will define, guide, and execute our data strategy, ensuring our databases, pipelines, and data platform solutions are scalable, performant, secure, compliant with regulatory requirements and aligned with business needs.This role combines deep expertise in database design and optimisation with mastery of modern data engineering practices to uplift teams, strengthen governance, and steer E1 towards becoming a truly data-driven organisation.As our Principal Data Engineer you will:

Define and lead E1's data strategy, including data warehousing, ETL/ELT processes, and data platform architecture.
Partner with the security team to ensure our data architecture and governance practices meet compliance, regulatory, and business requirements, and strengthen privacy and security across existing data systems.
Review, optimise, and maintain existing databases, queries, and indexes to maximize efficiency and performance.
Establish and champion best practices for database design, data modeling, and query optimisation across teams.
Design, build, and scale robust data pipelines for collecting, aggregating, transforming, and normalising data from multiple sources.
Provide direct leadership, mentoring, and technical guidance to software engineers in our product engineering teams
Act as a thought leader and coach, uplifting engineering teams’ data literacy and technical capabilities.

About You

You have demonstrated success in leading data strategy, database architecture, and data pipeline development at scale.
You have experience leading and mentoring engineers
You have expertise in relational databases (design, optimization, architecture).
You have familiarity with different data platform approaches such as data warehouse, data lake, data mesh etc.
You have a strong background in data warehousing, ETL/ELT, and distributed data systems.
You’re proficient in programming languages commonly used for data engineering
You have experience with cloud-based data platforms and infrastructure (AWS, GCP, or Azure).
You have familiarity with modern data tools (e.g., Snowflake, BigQuery, dbt, Airflow, Kafka)
Even if your tech stack background doesn’t match ours exactly, you’re happy to learn and work with the tools we use

The ability to champion our company values matters to us; we care about our team and you'll be joining a group of people who want each other to be happy and successful. If you’re a motivated self-starter and collaborative person, we need you in our team.To learn more about our values, check out our Nuts & Bolts (beware, it’s huge!):Perks

There’s more to working at E1 than just creating game changing technology for the construction industry. We know that to reach the lofty goals we set ourselves we need to look after our team, our shareholders and the industry we serve. These are just a few of the things we offer:
You can choose where you work - from the office, from home, or a mix of both!
If you need part-time arrangements let us know when you apply and we’ll see if we can make it work for you
You’ll get $5,000 per year to put towards your professional development
You’ll get $500 each year to design your own WFH set up
You’ll get 5 days entrepreneurial leave per year, to work on your side projects and make them come to life
Paid Parental leave (16 week primary carer, 6 weeks secondary carer)
Volunteer leave
You’ll get access to 3 free & anonymous therapy sessions each year
We partake in business wide activities on a Friday afternoon twice per quarter (think escape rooms, drawing classes, games afternoons, online trivia)
We also match non-profit donations 2:1

Salary range:We’re transparent about salary ranges at E1, and that extends externally. Our salary range for this role is $190,000-$205,000 + super (depending on experience).Head to to find out more.E1 is an equal opportunity employer committed to providing a work environment which embraces and values diversity and inclusion. If you have any support or access requirements, please let us know when you apply so we can make your application process as smooth as possible.As a Circle Back Initiative Employer, we also commit to responding to every applicant.#LI-Hybrid