Systems Software Engineer ( C++)

Date posted 04/14/2026
Category Engineering Hire Type Employee Job ID 16903 Base Salary Range $101000-$151000 Remote Eligible No Date Posted 04/14/2026

We Are:

At Ansys, Part of Synopsys, we're the global leader in engineering simulation software, helping innovative companies solve complex design challenges. Our cutting-edge solutions power advancements across industries, from aerospace to consumer electronics. Join us and help shape the future of technology.

You Are:

You are a passionate and highly skilled engineer with a deep-rooted enthusiasm for systems software, high-performance computing, and architectural innovation. Your expertise in C/C++, memory management, and parallel programming enables you to tackle challenging projects, driving modernization and optimization of mature, complex codebases.

You thrive in environments where legacy systems intersect with new architectural demands, and you are unfazed by limited documentation or ambiguous requirements. You enjoy collaborating with diverse teams, sharing knowledge, and learning from peers to deliver robust engineering solutions. Your adaptability and analytical mindset allow you to navigate intricate software landscapes, and you are motivated by the potential to make a significant impact on industry-leading simulation technologies. You approach every task with integrity, curiosity, and a relentless drive to improve performance, scalability, and user experience. Your communication skills foster trust and clarity, making you a valued contributor to cross-functional initiatives. Whether leading migration efforts or optimizing runtime, you consistently deliver excellence and innovation, ensuring that Synopsys remains at the forefront of simulation software development.

• Leading the migration of core simulation code from x86 to ARM, ensuring seamless support for all simulation features across Linux and Windows platforms.
• Optimizing low-level components for runtime and memory performance, focusing on custom memory managers and database code for input, output, and simulation database creation.
• Enhancing simulation data processing capabilities by implementing advanced parallelization techniques using multithreading and MPI for high-performance scaling.
• Maintaining and modernizing mature C/C++/Fortran codebases, navigating complex legacy systems with limited documentation.
• Collaborating with cross-functional teams to interface simulation software with other components, fostering integration and innovation.
• Contributing to infrastructure enhancements that improve the reliability, scalability, and maintainability of the simulation platform.

• Accelerate the modernization of a market-leading engineering simulation software, ensuring its continued relevance and performance in a rapidly evolving landscape.
• Drive significant improvements in simulation runtime and memory consumption, directly benefiting end users and enabling more complex engineering analyses.
• Support Synopsys' position as a technology leader by enabling cross-platform compatibility and high-performance computing capabilities.
• Lay the groundwork for future innovation by architecting scalable, efficient, and maintainable simulation software infrastructure.
• Enhance collaborative workflows and integration with other Synopsys products, broadening the impact and reach of simulation technology.
• Help shape the next generation of engineering simulation tools, empowering customers to solve real-world challenges with greater speed and precision.

• BS or MS in Computer Science, or equivalent experience.
• Strong proficiency in C/C++ programming, with a deep understanding of memory management and data structures.
• Practical experience with parallel programming (threads and MPI).
• Ability to navigate and modernize large-scale legacy systems and complex codebases.
• Excellent communication skills and a collaborative, team-oriented mindset.
• Experience in commercial software development and familiarity with engineering simulation processes is a plus

• Analytical thinker with strong problem-solving skills.
• Adaptable and resilient, comfortable working with ambiguity and evolving requirements.
• Detail-oriented, with a commitment to code quality and maintainability.
• Collaborative, eager to contribute ideas and learn from others.
• Proactive communicator, able to explain complex technical concepts clearly.