Senior AI Code Modernization Engineer

Bentley Systems; Exton (PA); Hybrid; USD 150,000 - 210,000; Full time

Benefits offered by this job

Bentley Impact Day

Competitive salary

Colleague recognition programs

Inclusion and wellbeing initiatives

Global impact and sustainability

Job summary

Bentley Systems in Exton, PA is building a specialized AI Code Modernization team focused on transforming large-scale engineering software using AI-driven pipelines. This role sits at the intersection of software engineering, AI systems, developer tooling, and modernization automation, delivering production impact through scalable, validated transformations.

You will design pipelines, improve AI workflows, modernize applications to cloud-native architectures, and collaborate with architects and

Qualifications

• Strong software development background with ownership of production systems.
• Experience building, maintaining, or modernizing complex software applications.
• Demonstrated understanding of software performance, reliability, scalability, testing, and failure modes.
• Practical experience applying AI, machine learning, inference pipelines, optimization techniques, or intelligent automation to real-world problems.
• Systems-oriented mindset with the ability to bring structure to ambiguous technical challenges.
• Experience designing pipelines, feedback loops, iterative systems, or large-scale developer tooling.
• Strong communication skills and the ability to collaborate with technical and non-technical stakeholders.

Responsibilities

• Design and build AI-driven software transformation pipelines for large-scale legacy codebases.
• Develop and improve agentic AI workflows that support code understanding, refactoring, validation, and modernization.
• Modernize existing desktops, simulation, and engineering applications into cloud-native services and modern architectures.
• Use loop engineering approach to improve quality, reduce costs and accelerate the conversion/test/correction process.
• Evaluate and improve AI systems for accuracy, reliability, performance, observability, and cost efficiency.
• Create automated tooling, validation frameworks, and testing strategies to ensure correctness of transformed code.
• Partner with architects, product leaders, and engineering teams to identify modernization opportunities and drive adoption.
• Contribute to technical direction, best practices, and reusable modernization frameworks that can be leveraged across Bentley.
• Help establish and share expertise in a rapidly evolving AI domain.
• This role does not require travel.

Skills

Software development

AI/ML systems

DevOps

Communication skills

Tools

Rust

C++

C

Fortran

Job description

Bentley Systems in Exton, PA is building a specialized AI Code Modernization team focused on transforming large-scale engineering software using AI-driven pipelines. This role sits at the intersection of software engineering, AI systems, developer tooling, and modernization automation, delivering production impact through scalable, validated transformations.

You will design pipelines, improve AI workflows, modernize applications to cloud-native architectures, and collaborate with architects and