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Unity 3D Jobs in Virginia (NOW HIRING)

ManTech International

Simulation Developer

Quantico, VA · On-site

$141K - $236K/yr

Experience with simulation platforms or engines such as AFSIM, NGTS, OneSAF, Unity, Unreal Engine ... Knowledge of 3D graphics, physics engines, and database management systems (e.g., SQL) * Experience ...

Koniag, Inc.

Mid-level Engineer

Arlington, VA · On-site

$130K - $160K/yr

Five (5) years' experience developing with real-time 3D visualization platforms, such as the Unity game engine or an equivalent tool (e.g., Unreal Engine). * Five (5) years' designing and executing ...

ManTech International

Simulation Developer

Quantico, VA · On-site

$141K - $236K/yr

Experience with simulation platforms or engines such as AFSIM, NGTS, OneSAF, Unity, Unreal Engine ... Knowledge of 3D graphics, physics engines, and database management systems (e.g., SQL) * Experience ...

kgs

Mid-level Engineer

Arlington, VA · On-site

Five (5) years' experience developing with real-time 3D visualization platforms, such as the Unity game engine or an equivalent tool (e.g., Unreal Engine). * Five (5) years' designing and executing ...

ManTech International

Simulation Developer

Quantico, VA · On-site

$141K - $236K/yr

Experience with simulation platforms or engines such as AFSIM, NGTS, OneSAF, Unity, Unreal Engine ... Knowledge of 3D graphics, physics engines, and database management systems (e.g., SQL) * Experience ...

ManTech

Simulation Developer

Quantico, VA · On-site

$141K - $236K/yr

Experience with simulation platforms or engines such as AFSIM, NGTS, OneSAF, Unity, Unreal Engine ... Knowledge of 3D graphics, physics engines, and database management systems (e.g., SQL) * Experience ...

ManTech

Simulation Developer

Quantico, VA · On-site

$141K - $236K/yr

Experience with simulation platforms or engines such as AFSIM, NGTS, OneSAF, Unity, Unreal Engine ... Knowledge of 3D graphics, physics engines, and database management systems (e.g., SQL) * Experience ...

ManTech

Simulation Developer

Quantico, VA

$141K - $236K/yr

Experience with simulation platforms or engines such as AFSIM, NGTS, OneSAF, Unity, Unreal Engine ... Knowledge of 3D graphics, physics engines, and database management systems (e.g., SQL) * Experience ...

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How much do unity 3d jobs pay per year?

As of Jul 5, 2026, the average yearly pay for unity 3d in Virginia is $140,723.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,000.00 and $165,600.00 per year, depending on experience, location, and employer.

What is a Unity 3D job?

A Unity 3D job involves working with the Unity engine to develop interactive 3D applications, primarily games but also simulations, VR/AR experiences, and other real-time applications. Unity developers use C# programming, physics simulations, and asset integration to create engaging user experiences. These roles can range from gameplay programming to level design and optimization. Many Unity jobs also involve collaboration with artists, designers, and other developers to bring projects to life.

What are the typical daily responsibilities of a Unity 3D Developer?

As a Unity 3D Developer, your daily tasks usually include designing and implementing game features, writing and optimizing code in C#, troubleshooting bugs, and collaborating with artists and designers to integrate assets. You may participate in team meetings to discuss project progress, review code with peers, and conduct playtesting to ensure a smooth user experience. Regularly updating and maintaining project documentation is also common. Working closely with other departments ensures that both the visual and technical aspects of the project align with overall goals and timelines.

What are the key skills and qualifications needed to thrive in the Unity 3D position, and why are they important?

To thrive as a Unity 3D Developer, you need strong skills in C# programming, 3D modeling, and a solid understanding of game development principles, often supported by a degree in computer science or related experience. Familiarity with the Unity engine, version control systems like Git, and knowledge of platforms such as iOS, Android, or PC are typically required, and certifications in Unity can be beneficial. Excellent problem-solving, creativity, and communication skills help developers collaborate effectively with designers, artists, and other team members. These competencies are crucial to delivering engaging, high-quality interactive experiences in a fast-paced and iterative development environment.

What are the most commonly searched types of Unity 3D jobs in Virginia? The most popular types of Unity 3D jobs in Virginia are:
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Simulation Developer

Simulation Developer

ManTech International

Quantico, VA • On-site

$141K - $236K/yr

Full-time

Medical, Life, Retirement, PTO

Posted 24 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

27th of 202 rated software companies

Job description

General information
Requisition #
R68538
Locations
USA-VA-Quantico
Posting Date
06/09/2026
Security Clearance Required
TS/SCI
Remote Type
Onsite
Time Type
Full time
Description & Requirements
Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now-protect and innovate with MANTECH!
MANTECH seeks a motivated, career and customer-oriented SIMULATION DEVELOPER to join our team in QUANTICO, VA
Join a high-impact team supporting the Marine Corps Warfighting Lab's transition to digital wargaming. As a Simulation Developer, you will serve as a trusted advisor to our customers, ensuring the technical architecture of wargames is robust and reliable while directly shaping the tools used to prepare Marines for the future fight.
Responsibilities include but are not limited to:
  • Designs, develops, and sustains simulation models and environments using a variety of programming languages, tools, and data sources
  • Integrates models and simulations into larger system architectures and supports Marine Corps Warfighting Laboratory (MCWL) Wargaming Division efforts for interoperability testing and model orchestration
  • Collaborates with engineers, analysts, and operational subject matter experts to enhance model fidelity and ensure simulation accuracy
  • Implements new features, conducts model testing and validation, and troubleshoots issues across evolving simulation platforms
  • Leads and supports planning, coordination, and documentation activities for simulation projects, including data collection, stakeholder alignment, and capability tracking

Minimum Qualifications:
  • Bachelor's degree in Computer Science, Software Engineering, Game Development, or a related technical field
  • Minimum of 7 years of software development experience focused on simulation or game-based environments. A total of 10 years' experience without a degree.
  • Proficiency in programming languages such as C++, C#, Python, or Java
  • Experience with simulation platforms or engines such as AFSIM, NGTS, OneSAF, Unity, Unreal Engine, Simio, or Arena
  • Familiarity with version control systems and collaborative software development workflows

Preferred Qualifications:
  • Understanding of modeling and simulation principles in military or operational contexts
  • Familiarity with mission engineering, wargaming, campaign analysis, or Naval Capabilities Integration Process (NCIP), and associated military systems/processes
  • Knowledge of 3D graphics, physics engines, and database management systems (e.g., SQL)
  • Experience applying Agile or Scrum development methodologies in simulation projects
  • Strong communication, analytical, and cross-functional collaboration skills

Clearance Requirements:
  • Must possess a current/active TS/SCI security clearance.

Physical Requirements:
  • Must be able and willing to perform occasional manual labor and warehouse duties, with the ability to lift up to 50 pounds. Must be able to remain in a stationary position 50% of the time.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations

The projected compensation range for this position is $141,500.00-$236,000.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

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