Lead Data Scientist (EL1 equivalent)
Contract Type:
Contractor
Location:
Sydney, 2000 -
Industry:
Contact Name:
Jason Pretorius
Contact Email:
Jasonp@coxpurtell.com.au
Contact Phone:
0292203400
Date Published:
17-Dec-2025
Lead Data Scientist
Australian Citizen + Baseline Security Clearance REQUIRED
Before anything else:
👉 You must be an Australian Citizen and hold (or be eligible for) Baseline Security Clearance.
👉 Onshore only.
No overseas work arrangements.
Why this role exists
This is for senior data scientists who want to stay hands-on, work on meaningful, high-impact problems, and influence real decisions - without managing large teams or getting buried in bureaucracy.
You’ll work with large-scale administrative data, apply advanced modelling, and turn complex questions into clear, defensible insights that matter.
What you’ll be doing
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Leading advanced data analysis and modelling in secure environments
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Writing clean, modular, well-documented Python/R code
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Working with modern data platforms (including Databricks)
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Translating ambiguous questions into structured analytical approaches
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Communicating insights clearly to technical and non-technical audiences
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Mentoring peers and lifting overall data capability - without direct reports
What we’re looking for
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Senior, hands-on Lead Data Scientist experience
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Strong Python or R skills (PySpark highly regarded)
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Solid SQL and data engineering capability
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Advanced statistical, economic or quantitative modelling experience
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Comfort working in secure, governed data environments
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Clear communicator who enjoys collaboration and influence
Post-graduate qualifications in a relevant discipline are essential.
Locations considered
You can be based in any of the following Australian locations:
Canberra ACT
Sydney NSW
Newcastle NSW
Orange NSW
Melbourne VIC
Bendigo VIC
Adelaide SA
Darwin NT
Perth WA
Hobart TAS
Brisbane QLD
Hybrid working is supported, with some on-site presence expected.
The kind of person who thrives here
You enjoy solving hard problems, care about code quality, and like seeing your work inform real-world decisions. You don’t need a big title or team - just interesting challenges and smart people around you.
Contract details
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12-month contract - EL1 equivalent rates
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Strong likelihood of extension
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Senior, outcome-focused engagement
Interested?
If this sounds like your kind of work - and you meet the citizenship and clearance requirements - send through your CV for a confidential discussion.
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