Unity

Unity Engineer Jobs

3 jobs found

1mo ago

Senior Software Engineer (Simulation Platform)

Caterpillar Irving, TX

Irving, TX

1mo ago Closed

$113k - $183k/yr Full time Python Senior 3d Design Tools

This position is no longer accepting applications (closed Oct 26, 2026).

Job Description

Join Caterpillar to design and build simulation and visualization capabilities that power next-generation digital twins and interactive 3D experiences. This onsite role in Irving, TX focuses on hands-on work with NVIDIA Omniverse and modern C++/Python toolchains, spanning simulation engineering, real-time visualization, validation/testing, and digital-twin tooling support.

What you’ll do

Develop simulation logic and behavioral models that govern machine and system behavior.
Create high-fidelity 3D models, scenes, and environments using NVIDIA Omniverse, USD, and Omniverse Kit-based pipelines.
Develop and execute model validation and verification plans to support accurate, numerically stable digital twins.
Integrate simulation components with current Caterpillar models, data systems, and digital twin frameworks.
Contribute to toolchain and pipeline design, including scripting utilities, automated test frameworks, and modular code libraries.
Work hands-on with multiple digital-twin platforms, including NVIDIA Omniverse (primary), CARLA, Siemens NX/Teamcenter/Plant Simulation, Dassault 3DEXPERIENCE, Ansys Twin Builder or similar, and Unity or Unreal Engine.
Integrate data, models, or external simulation engines into unified digital-twin experiences.
Assist in evaluating emerging tools and frameworks to expand Caterpillar’s simulation and digital-twin capabilities.
Support walkthroughs and monitor effectiveness and quality of development activities.
Contribute to development of multiple or large digital twins, including contrasting advantages and drawbacks of different development languages and tools.
Estimate and monitor development costs based on functional and technical requirements.
Provide consulting on selection and utilization of developers’ workbench tools.

Required qualifications

Knowledge of development tools and activities, with the ability to produce software products or systems aligned to product requirements.
Knowledge of software integration processes and functions, with the ability to design, develop, and maintain interfaces and linkages to alternative platforms and software packages.
Knowledge of the software development life cycle, with the ability to use structured methodology to deliver and manage new or enhanced software products to the marketplace.
Knowledge of effective presentation tools and techniques, including summarization and simplification to explain complex technical concepts clearly to the audience.
Understanding of effective communication concepts, tools, and techniques to transmit, receive, and accurately interpret ideas, information, and needs.
Knowledge of effective self-management practices, including managing multiple concurrent objectives and prioritizing time allocation.
Knowledge of big picture thinking and planning to identify and maintain focus on key success factors.
Knowledge of effective influencing tactics and strategies to deepen expertise and impact or challenge decisions.

Core simulation and digital twin responsibilities include developing simulation logic and behavioral models, creating and executing validation and verification plans to ensure accuracy and numerical stability, and integrating simulation components with existing digital twin frameworks.

Tools and technologies

NVIDIA Omniverse, USD, Omniverse Kit
C++, Python
CARLA
Siemens NX, Teamcenter, Plant Simulation
Dassault 3DEXPERIENCE
Ansys Twin Builder
Unity, Unreal Engine

Benefits

Medical, dental, and vision benefits
Paid time off plan (Vacation, Holidays, Volunteer, etc.)
401(k) savings plans
Health Savings Account (HSA) and Flexible Spending Accounts (FSAs)
Health Lifestyle Programs
Employee Assistance Program
Voluntary Benefits and Employee Discounts
Career Development
Incentive bonus
Disability benefits, Life Insurance
Parental leave and Adoption benefits
Tuition Reimbursement
Relocation assistance is available; domestic relocation assistance is available
Visa sponsorship is available for this position and for eligible applicants

Additional details

Full-time role requiring onsite work at the Dallas/Irving, TX location.
Work onsite five days a week.
Any offer of employment is conditioned upon successful completion of a drug screen.

Salary range: USD 112,710 - 183,140 per year.

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1mo ago

Senior Machine Learning Engineer

Unity Technologies SF Mountain View, CA

Mountain View, CA

1mo ago Closed

$210k - $273k/yr Full time Senior Agentic Ai Ai Agent

This position is no longer accepting applications (closed Oct 18, 2026).

Job Description

Lead the development of foundational agentic AI systems inside the Unity engine, shaping models and tools for real-time games and simulations.

Responsibilities

Design, build, and scale AI agent systems in Unity environments for goal-directed behavior, task planning and execution, and environment-aware decision-making.
Create reusable agentic frameworks (for example: planning modules, memory systems, or policy adaptation layers) that creators can extend in their own projects.
Develop AI models for Unity’s AI agentic system to support a range of tasks used to build Unity games.
Integrate ML models into real-time game engine constraints by optimizing for latency, compute, and determinism.
Drive high-impact initiatives, including:
- Hierarchical reinforcement learning for scalable behaviors.
- AI planning and goal inference frameworks for NPCs and simulations.
- Agent memory and world modeling systems for persistent, believable behavior.
Partner with internal and external teams to enable new use cases across gaming, simulation, and interactive storytelling.
Shape Unity’s long-term agentic AI roadmap by ensuring modularity, usability, and performance across platforms.
Define and advocate best practices for model quality, simulation-based evaluation, and ML/AI safety within real-time systems.
Mentor engineers and researchers while building a technical culture focused on innovation, excellence, and collaboration.

Requirements

MS or Ph.D. in Computer Science, Machine Learning, Robotics (or equivalent practical experience).
5+ years of hands-on experience developing ML systems in production, ideally in real-time or interactive environments.
Strong foundation in one or more areas including:
- Reinforcement learning.
- Fine-tuning.
- Decision-making under uncertainty.
- AI planning.
- Multi-agent systems.

Location

Mountain View, CA (onsite)

Compensation

USD 210,300 - 273,400 per year
Gross pay annually: 210,300.00 USD - 273,400.00 USD

Benefits

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

English Language Requirement

Requires frequent and regular communication with colleagues and partners worldwide whose common language is English.

Privacy Contact

Contact: DPO@unity.com

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2mo ago

Software Engineer, Developer Success

Discord Walnut Creek, CA

Walnut Creek, CA

2mo ago Closed

$160k - $180k/yr Full time APIs Developer Relations Elixir

This position is no longer accepting applications (closed Aug 30, 2026).

Job Description

Join Discord as a Software Engineer on the Developer Success team, focusing on building tools for game developers across the Discord app, developer portal, APIs, real-time infrastructure, and the Social SDK. You will own end-to-end projects from design through post-launch, delivering features that will be used by millions of people. This onsite role is based in Walnut Creek, CA.

Responsibilities

Build features for game developers across the Discord app, developer portal, APIs, real-time infrastructure, and Social SDK.
Collaborate with other engineers to write, review, and ship code that is elegant, scalable, and capable of reaching a vast audience.
With team support, own projects end-to-end from initial design through post-launch, translating high level ideas into concrete tasks and milestones and delivering them.
Engage with game developer partners to understand their needs and improve features and tools, which may involve participating in partner meetings as a technical resource or coordinating with the DevRelations team to address questions.
Work with product managers, designers, and partner managers to navigate ambiguity and chart the path forward.
Apply careful attention to detail to continually raise the quality of the software produced.

Requirements

1 to 3 years of experience as a software engineer.
Experience with game development.
Experience with parts of the tech stack: Python, Elixir, Rust, TypeScript/React, or C++. You do not need expertise in all of them, but you should be comfortable picking up new languages and learning new systems.
A sense for product and design, with readiness to collaborate closely with cross-functional peers and contribute opinions to produce strong outcomes.
A growth mindset, willingness to explore new code, learn, and seek help when blocked, and the ability to learn from mistakes as a team.
Active use of AI coding tools to accelerate productivity.

Technologies

Python
Elixir
Rust
TypeScript
React
C++
Unreal
Unity

Benefits

Equity
Benefits

Bonus Points

Experience with mobile development.
Experience with Unreal and/or Unity game engines.

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Unity Engineer Jobs

Senior Software Engineer (Simulation Platform)

Senior Machine Learning Engineer

Software Engineer, Developer Success

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