Staff Machine Learning Engineer, Vector Bidding Science
Unity South APAC (SEA, ANZ, IND Subcont.) · Washington, United States
- On site
- Full-time
- $216,000 / year
- Washington, United States
Job highlights
- Define technical vision for real-time bidding systems.
- Develop advanced bidding and pacing algorithms.
- Analyze large datasets for algorithmic improvements.
- Lead projects end-to-end with measurable impact.
- Collaborate with cross-functional teams.
About the role
Staff Machine Learning Engineer, Vector Bidding Science
The opportunity
We are looking for Staff Machine Learning Engineers to join our Vector Bidding Science team. In this role, you will define the technical vision and architect the next generation of scalable real-time bidding systems powered by cutting-edge AI, marketplace intelligence, and advanced optimization frameworks.
As a key member of the Vector AI org, you will play a pivotal role in advancing Unity’s high-scale ads engine. By harnessing massive datasets and rich signals, you will develop state-of-the-art bidding and pacing algorithms that automatically maximize advertisers’ returns.
What you'll be doing
- Design, implement, and optimize core bidding algorithms and auction mechanisms
- Architect and scale bid landscape forecasting capabilities
- Analyze large-scale marketplace dynamics to uncover deep insights and deliver algorithmic improvements
- Drive offline evaluations and online A/B experiments to validate model performance and deliver measurable business impact
- Collaborate cross-functionally with product, infrastructure, and engineering teams
What we're looking for
- Hands-on experience on state-of-the-art machine learning, reinforcement learning, and control theory to complex, real-world bidding or pricing problems
- Strong software engineering skills in Python and experience with deep learning frameworks, preferably PyTorch
- Solid understanding of metric design, online experimentation frameworks (A/B testing), and large-scale data analysis
- Proven ability to lead projects end-to-end and deliver measurable business impact in an ambiguous technical landscape
You might also have
- Experience working with large datasets and distributed computing frameworks (e.g., Spark, Ray, BigQuery, Flink)
- Experience building real-time ad systems, specifically in DSP (Demand-Side Platform) bidding logic, survival analysis for market price estimation, or game-theoretic modeling
- Experience leveraging AI tools (such as Claude Code, GitHub Copilot, and Cursor) to accelerate development
Additional information
Relocation support is not available for this position
Benefits
At Unity, we want our team members to thrive. We offer a wide range of benefits designed to support well-being and work-life balance.
Please note: Benefits eligibility, specific offerings, and coverage vary based on the country and employment status.
While specific benefits vary, here are some of the ways we strive to take care of our eligible team members globally:
- Comprehensive health, life, and disability insurance
- Commute subsidy
- Employee stock ownership
- Competitive retirement/pension plans
- Generous vacation and personal days
- Support for new parents through leave and family-care programs
- Office food snacks
- Mental Health and Wellbeing programs and support
- Employee Resource Groups
- Global Employee Assistance Program
- Training and development programs
- Volunteering and donation matching program
Life at Unity
Unity [NYSE: U] is the world’s leading game engine, powering play for more than 3 billion consumers each month. The top mobile games in the world, the most played PC indie titles, the most innovative console games, and virtually all of the top XR and Web Games are developed, deployed, and grown in Unity. Unity also enables teams across industries like automotive, manufacturing, and healthcare to design, simulate, and collaborate in 3D — closing the gap between ideas and reality. For more information, please visit www.unity.com.
Unity is a proud equal opportunity employer. We are committed to fostering an inclusive, innovative environment and celebrate our employees across age, race, color, ancestry, national origin, religion, disability, sex, gender identity or expression, sexual orientation, or any other protected status in accordance with applicable law. Our differences are strengths that enable us to support the growing and evolving needs of our customers, partners, and collaborators. If you have a disability that means there are preparations or accommodations we can make to help ensure you have a comfortable and positive interview experience, please fill out this form to let us know.
This position requires the incumbent to have a sufficient knowledge of English to have professional verbal and written exchanges in this language since the performance of the duties related to this position requires frequent and regular communication with colleagues and partners located worldwide and whose common language is English.
Headhunters and recruitment agencies may not submit resumes/CVs through this website or directly to managers. Unity does not accept unsolicited headhunter and agency resumes. Unity will not pay fees to any third-party agency or company that does not have a signed agreement with Unity.
Your privacy is important to us. Please take a moment to review our Prospect Privacy Policy and Applicant Privacy Policy. Should you have any concerns about your privacy, please contact us at DPO@unity.com.
Key skills/competency
- Machine Learning
- Reinforcement Learning
- Control Theory
- Python
- PyTorch
- A/B Testing
- Data Analysis
- Real-time Bidding
- Optimization
- Software Engineering
Skills & topics
- Machine Learning Engineer
- Staff Machine Learning Engineer
- AI Engineer
- Data Scientist
- Vector Bidding
- Real-time Bidding
- Machine Learning
- Reinforcement Learning
- Python
- PyTorch
- A/B Testing
- Big Data
- Optimization
- Unity
- Gaming
How to get hired
- Tailor your resume: Highlight machine learning, Python, and bidding system experience.
- Showcase impact: Quantify achievements in previous roles with data.
- Prepare for technical interviews: Brush up on ML, RL, and A/B testing concepts.
- Demonstrate leadership: Be ready to discuss end-to-end project ownership.
Technical preparation
Behavioral questions
Frequently asked questions
- What is the primary focus of the Staff Machine Learning Engineer role at Unity?
- The Staff Machine Learning Engineer at Unity will focus on defining the technical vision and architecting next-generation scalable real-time bidding systems, leveraging AI and optimization frameworks to maximize advertiser returns.
- What specific ML techniques are most relevant for this Staff ML Engineer position at Unity?
- This role requires hands-on experience with state-of-the-art machine learning, reinforcement learning, and control theory, particularly as applied to complex real-world bidding or pricing problems.
- What programming languages and frameworks are essential for the Staff Machine Learning Engineer role at Unity?
- Strong software engineering skills in Python and experience with deep learning frameworks, with a preference for PyTorch, are essential for this position.
- Does Unity offer relocation support for the Staff Machine Learning Engineer position?
- No, relocation support is not available for this Staff Machine Learning Engineer position at Unity.
- How does Unity handle unsolicited resumes from recruitment agencies for the Staff Machine Learning Engineer role?
- Unity does not accept unsolicited resumes from headhunters or recruitment agencies and will not pay fees to any agency without a signed agreement.
- What kind of data analysis skills are expected for the Staff Machine Learning Engineer at Unity?
- Candidates should have a solid understanding of metric design, online experimentation frameworks (like A/B testing), and large-scale data analysis for optimizing bidding algorithms.
- What is the importance of collaboration in the Staff Machine Learning Engineer role at Unity?
- Collaboration is key, as this role involves working cross-functionally with product, infrastructure, and other engineering teams to bring advancements to Unity's ads engine.
- How does Unity approach employee well-being for roles like Staff Machine Learning Engineer?
- Unity offers a comprehensive range of benefits designed to support well-being and work-life balance, including health insurance, competitive retirement plans, generous time off, and mental health support.