Jobs at FLEXCOMPUTE

Develop and operate scalable backend services for electromagnetic simulation platforms. Responsibilities include API unification, simulation data management, scheduler and task-pipeline integration, hybrid cloud and on-premise HPC solutions, high-performance cluster optimization, and scalable web APIs. The role requires production experience with backend engineering, cloud platforms, distributed systems, and end-to-end service ownership. This is an on-site senior position in Madison, Wisconsin.

Develop and maintain high-performance rarefied gas simulation solvers and AI tools for CPUs and GPUs. Responsibilities include implementing, testing, documenting, profiling, and optimizing solver features; maintaining APIs and code; supporting releases; and collaborating with product, QA, documentation, visualization, and interface teams. The role focuses on robust, scalable numerical simulation software for industrial fluid-dynamics applications.

Generate and qualify inbound and outbound leads for Flow360 and Tidy3D, targeting engineering and simulation organizations. Conduct outreach through phone, email, and LinkedIn; schedule discovery meetings; maintain accurate CRM records; track pipeline KPIs; collaborate with Marketing on campaigns and event follow-ups; and support Account Executives with research, preparation, and account insights. The role focuses on building enterprise pipeline and may progress toward an Account Executive position.

Design and maintain scalable backend systems for electromagnetic simulation platforms. Responsibilities include web API architecture, simulation data management, hybrid cloud and on-premise HPC integration, distributed systems, Kubernetes infrastructure, task scheduling, infrastructure automation, observability, and performance optimization across CPU and GPU resources.

Design and build scalable backend systems for electromagnetic simulation platforms. Responsibilities include web API architecture, simulation data management, task scheduling, hybrid cloud and on-premises HPC integration, Kubernetes infrastructure, distributed systems, automation, observability, security, and CPU/GPU resource optimization. The role collaborates with electromagnetic and infrastructure teams to improve simulation workflows and platform scalability.

Own end-to-end billing operations, invoicing, customer procurement portals, quote-to-cash workflows, accounts receivable, collections, dispute resolution, and reconciliation across HubSpot, Chargebee, QuickBooks, and spreadsheets. Partner with Sales, Finance, and customers to ensure accurate, timely billing and collection. Improve processes, eliminate billing leakage, and maintain trustworthy revenue data.

Develop, run, validate, and interpret physics simulations for industrial and research problems. Investigate convergence, modeling assumptions, boundary conditions, mesh sensitivity, and discrepancies with reference data. Create reusable Python workflows, benchmarks, examples, and technical demonstrations. Collaborate with customers, application engineers, product teams, and solver developers to translate physical insight into product improvements. Depending on expertise, contribute to application engineering, simulation validation, scientific computing, numerical methods, or solver development.

The Enterprise Account Executive will create new business opportunities, close accounts, ensure customer success, and execute sales strategies to maximize revenue.

Own customer provisioning and onboarding from signed deal through first value, including access, licenses, entitlements, account records, audits, and handoffs. Resolve access requests, coordinate with Sales and technical teams, identify account risks and expansion opportunities, support renewal readiness, and improve manual processes. Track KPIs such as provisioning speed, accuracy, onboarding completion, and entitlement accuracy using HubSpot, administrative consoles, Excel, and Google Sheets.

Develop and optimize CFD simulation software, implement features, collaborate on user interface and visual tools, follow software engineering practices.

Develop algorithms for 3D geometry and meshing technology in CFD simulations, collaborating with teams to optimize performance and user experience.

The Senior Design Automation Engineer will develop EDA tool integrations, automate workflows, and leverage AI for photonic circuit design, focusing on physics-driven applications.

Design, build, and maintain backend systems and scalable web APIs for an EM simulation platform. Integrate hybrid cloud and on-prem HPC, optimize HPC clusters, improve data management, implement containerized orchestration, and collaborate with EM and infrastructure teams to enhance schedulers, pipelines, and developer tooling.

The Account Executive will drive adoption of the Aero Intelligence platform, selling innovative multi-physics simulation solutions to engineering leadership in various industries.

Build and operate the Tidy3D platform: backend services and control plane for job submission, scheduling, and result delivery across heterogeneous GPU resources; manage releases and packaging (PyPI), CI/CD, and deployments (cloud, customer-managed, on-prem); monitor and maintain production health, respond to incidents, and manage cloud cost and capacity.