Simulation Software Engineer Internship Jobs in Bloomington, IN

U.S. Citizenship Required

This position supports U.S. Department of Defense contracts that legally require all personnel to be U.S. citizens. Candidates who are not U.S. citizens will not be considered.

Senior Software Engineer

Location: NSWC-Crane, IN*
Position Type: Full-Time
Travel Requirements: Up to 10%

Position Summary

Created Solutions is seeking a Senior Software Engineer to design, develop, and maintain high-reliability software systems supporting advanced defense and aerospace programs. In this role, you will provide technical leadership across the software lifecycle, delivering robust, secure, and scalable solutions for mission-critical applications.

You will collaborate closely with systems, electrical, and mechanical engineers to ensure software is tightly integrated with hardware and system-level requirements. The ideal candidate is a disciplined engineer who values clarity, reliability, and thoughtful design-and who thrives in environments where software performance directly impacts mission success.

Key Responsibilities

• Design, develop, and maintain software for defense and aerospace systems, including embedded, real-time, and application-level software.
• Translate system and software requirements into well-structured, maintainable code.
• Collaborate with systems and hardware teams to ensure seamless integration across the full system architecture.
• Lead software architecture decisions, design reviews, and technical trade studies.
• Implement and enforce best practices for software quality, testing, documentation, and configuration management.
• Support software integration, verification, validation, and troubleshooting efforts.
• Identify and mitigate technical risks related to performance, reliability, and cybersecurity.
• Contribute technical expertise to proposals, customer briefings, and program reviews.
• Mentor junior software engineers and help establish a culture of engineering excellence.

Required Qualifications

• Must be a U.S. citizen with the ability to obtain at least Collateral Secret security clearance.
• Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, or a related field (Master's preferred).
• Minimum of 7 years of professional software engineering experience.
• Strong proficiency in one or more programming languages such as C++, C, Python, or Java.
• Experience developing software for embedded systems, real-time environments, or high-reliability applications.
• Familiarity with Linux-based development environments and modern software development workflows.
• Experience with software testing, debugging, and version control systems (e.g., Git).
• Strong problem-solving skills, attention to detail, and ability to work across multiple technical domains.
• Excellent communication skills, with the ability to explain complex software concepts clearly.

Preferred Qualifications

• Experience supporting DoD or aerospace programs, including work with agencies such as DARPA, NASA, Army, Navy, Air Force, MDA, FFRDC's, UARC's, and National Labs.
• Experience with real-time operating systems (RTOS) or flight-critical software.
• Familiarity with cybersecurity best practices and secure software development standards.
• Experience with hardware-in-the-loop (HIL), simulation, or digital twin environments.
• Background in proposal development, technical writing, or capture support.
• Experience working in Agile or hybrid Agile environments for government programs.

Culture & Values

At Created Solutions, our motto-"Consider it done."-reflects how we approach engineering challenges and commitments.

We believe all people are created equal for a purpose.We seekteam memberswho:

• Lead with integrity
• Honor God in all we do
• Strive for excellence for our families, customers, and communities

About Created Solutions

Founded in 2024 in Huntsville, AL, Created Solutions is a fast-growing small business delivering advanced engineering solutions to the DoD and NASA. Our work spans systems engineering, software development, flight vehicle design, electrical and mechanical systems, material science, manufacturing, and hypersonic technologies-supporting some of the nation's most critical defense missions.

Join us and help build software where purpose and excellence come together.

* Although this position is posted under NSWC-Crane, IN, we are open to qualified candidates located inHuntsville, AL; Arlington, VA; Dayton, OH; or Fort Walton Beach, FL, depending on program needs.