# Senior Software Engineer II - Modeling and Simulation

> Scientific Systems Company, Inc. · Burlington, United States (Hybrid) · Full-time · Posted 2026-03-05

**Salary:** USD 142,000–180,000

**Workplace:** hybrid

**Department:** Mission Solutions

## Description

The Senior Software Engineer II position in AI/Autonomy systems development will emphasize modeling/simulation (M+S) and software testing of complex autonomy systems in operationally realistic scenarios. The successful applicant will be responsible for developing and supporting advanced M+S infrastructure for testing and evaluation of AI/Autonomy-enabled systems in multiple domains.

 **Essential Functions:**

-   Develop advanced M+S infrastructure, and support testing of multi-vehicle autonomy for operational environments.

-   Provide relevant technical expertise as part of a team to design, implement, simulate, and test autonomy software systems for uncrewed, multi-vehicle autonomy systems.

-   Support presentation of technical information and data to internal and external customers.

-   This role may require occasional travel (10%) when necessary.

-   Must be able to obtain and maintain a United States Secret Security Clearance.

## Requirements

**Basic Qualifications:**

-   Bachelor’s degree (or higher) in Engineering, Computer Science, Data Science, Math, Statistics, Robotics or related subject area and 5+ years of related experience.

-   Experience in Advanced Framework for Simulation, Integration and Modeling environment including developing new scenarios and models; C++ plugins to AFSIM; interfaces to JSE; and configuration-managed large-scale simulation test data.

-   Prior experience in model-in-the-loop (MIL), software-in-the-loop (SIL), digital twin and/or LVC testing of advanced AI/autonomy software technologies.

-   Experience with C/C++, Python, and relevant high-performance compute (HPC) infrastructure used for large-scale, distributed simulation (DIS) environments.

-   Experience working with software technologies for Robotics, Machine Learning, and/or Multi-agent AI/Autonomy Systems.

-   Experience with modern software development tool chains and processes (Agile, git/Gitlab/Github, Confluence/Jira, CI/CD and automated test methodologies, etc.).

**Preferred Qualifications:**

-   Established history of successfully leading small-team implementation of advanced AI/Autonomy software technologies and effective technical communications.

-   Working knowledge of USG DoD mission data systems and datalink architectures, such as JSE, OMS, UMAA, FACE, DDS, ROS, STANAG 4586, J-Series.

## Benefits

-   Salary: $142,000 - $180,000 (Depends on Experience)
-   Health Care Plan (Medical, Dental & Vision)
-   Retirement Plan (401k, IRA)
-   Life Insurance (Basic, Voluntary & AD&D)
-   Paid Time Off (Vacation, Sick & Public Holidays)
-   Family Leave (Maternity, Paternity)
-   Short Term & Long Term Disability.
-   Training & Development
-   Hybrid Work Schedule
-   Free Food & Snacks
-   Wellness Resources
-   Employee Stock Ownership Plan

## Apply

[Apply at Scientific Systems Company, Inc.](https://apply.workable.com/ssci/j/B295BAC53C/apply)

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