Atomic Industries, Inc.

Role Description We’re hiring an Accountant to support the day-to-day accounting operations at Atomic. You will own journal entries and account reconciliations, support the monthly close, manage accounts payable and accounts receivable workflows, and partner with the Accounting Manager on financial reporting and ad hoc projects. As Atomic scales, this role will expand in scope and depth, with opportunity to grow across cost accounting, fixed assets, audit support, and process automation. You’ll work closely with the Accounting Manager and the broader Finance team to build the accounting backbone of a complex, AI-driven manufacturing business. This is a high-impact role for someone who is organized, detail-oriented, and excited to help establish the processes that will scale with the company. Key Responsibilities - Own the preparation and submission of journal entries and account reconciliations, and support the monthly close, including accruals and prepaids. - Manage the accounts payable cycle, including invoice intake, three-way matching against POs and receiving documentation, GL and cost center coding, vendor master data, and 1099 reporting. - Manage the full accounts receivable cycle, including customer invoicing across mold making and part production jobs, collections, cash application, and AR aging. - Reconcile vendor statements and partner with the Purchasing Coordinator to resolve invoice discrepancies and ensure PO and receiving accuracy. - Support cost accounting, inventory, and fixed asset workflows as needed. - Support payroll processing, including reviewing hours, processing adjustments, and resolving payroll-related questions. - Assist with financial reporting, audit support, and diligence as the company scales. - Maintain audit-ready documentation and identify opportunities to automate accounting processes as transaction volume grows. Qualifications - 3+ years of progressive accounting experience, including month-end close and general ledger ownership. - Big 4 or equivalent public accounting background a plus; CPA or CPA candidate a plus. - Strong working knowledge of GAAP and hands-on experience across the full AP and AR cycles. - Strong Excel skills and the ability to learn new systems and tools quickly. Experience with QuickBooks Online is a plus. - Excellent attention to detail and ability to maintain accuracy under high transaction volume and deadline pressure. - Strong communication skills and the ability to work independently, prioritize across competing demands, and proactively flag issues. Nice to Have - Experience in manufacturing or another high-transaction-volume environment. - Experience in a high-growth, venture-backed company. - Experience with cost accounting, inventory, or fixed asset accounting. Compensation - Base Salary Range: $75,000 - $90,000/year - Equity: Competitive equity package - Bonus: Performance-based bonus tied to financial and operational milestones Benefits - Full medical, dental, and vision coverage - Paid time off - Relocation support if needed

Role Description As a Simulation Engineer at Atomic, you will develop high-fidelity models that capture the physics and constraints of real-world manufacturing processes. Your work will power the tools that reduce tooling lead times from months to days — and eventually, minutes. - Develop and implement simulations for thermal, structural, and material processes - Validate models against physical test data and real production outcomes - Work with mesh and CAD data to define simulation-ready geometry representations - Integrate solvers and workflows into cloud/on-prem hybrid infrastructure - Collaborate with geometry and software teams to inform design and automation logic - Optimize simulation runtimes for performance and fidelity Qualifications - 5+ years of experience with physics-based simulation (FEA, CFD, or related) - Deep understanding of mechanical behavior, contact mechanics, heat transfer, or fluid flow - Experience with commercial or custom solvers (Ansys, Abaqus, COMSOL, in-house) - Proficiency in Python and/or C++ - Familiarity with geometry formats like B-rep, STL, and volumetric meshes - Strong ability to reason from first principles and validate models against the real world Requirements - Experience in manufacturing or product design contexts - Familiarity with GPU acceleration or distributed compute - Background in simulation automation or surrogate modeling - Integration of simulation results into design or optimization systems Benefits - Competitive salary and generous equity package - Full medical, dental, and vision coverage for employees and dependents - 401(k) - PTO with a 15-day minimum - Quarterly team travel to Detroit - Visa support for TN, E‑3, and O‑1 candidates - Hardware stipend and on-site prototype lab access

Role Description As a Computational Geometry Engineer at Atomic, you’ll develop the software infrastructure that transforms raw part designs into simulation-ready, manufacturable, and fabrication-driven representations. You’ll build tools to analyze, manipulate, and reason about complex 3D models, ensuring they’re robust enough to drive fully automated design and production systems. This role is ideal for engineers who love working at the intersection of geometry, algorithms, and real-world manufacturing. What You’ll Do - Develop algorithms to work with B-rep, mesh, and NURBS representations - Implement tools for geometric healing, simplification, conversion, and constraint enforcement - Build high-performance geometry pipelines that integrate with simulation and process planning tools - Work with both open and proprietary kernels (e.g., OpenCascade, Parasolid) - Design systems for feature extraction, topology classification, and manufacturability analysis - Collaborate with product, simulation, and automation teams to expose geometric logic to upstream workflows Qualifications - 5+ years of experience working with computational geometry, CAD, CAM, or graphics systems - Strong knowledge of geometric representations: B-reps, meshes, point clouds, surface/spline models - Proficiency in C++ and Python; familiarity with libraries such as OpenCascade, Parasolid, CGAL - Experience building performant systems for geometry manipulation or modeling - Ability to reason about edge cases, numerical stability, and algorithmic robustness in 3D environments Requirements - Background in manufacturing, simulation, or process automation - Experience designing geometry tooling for downstream applications like toolpath planning or FEA meshing - Familiarity with topology optimization, constraint solving, or CSG representations - Contributions to open-source geometry or CAD systems Benefits - Competitive salary and generous equity package - Full medical, dental, and vision coverage for employees and dependents - 401(k) - PTO with a 15-day minimum - Quarterly team travel to Detroit - Visa support for TN, E‑3, and O‑1 candidates - Hardware stipend and on-site prototype lab access

Role Description As an Infrastructure Engineer at Atomic, you’ll own the systems that power high-performance simulation, geometry processing, and factory automation. You’ll be responsible for building and maintaining the hybrid infrastructure that spans cloud, on-prem, and GPU compute environments. This role is ideal for engineers who thrive at the intersection of reliability, performance, and engineering velocity. What You’ll Do - Manage and improve CI/CD pipelines (GitHub Actions, Terraform, HashiCorp stack) - Orchestrate compute workloads across cloud and bare-metal GPU clusters - Design systems for secure, fault-tolerant deployment and observability - Build internal tooling to accelerate developer workflows and operations - Partner with engineers on simulation, ML, and backend teams to scale infrastructure - Monitor and tune system performance under high computational loads Qualifications - 5+ years in DevOps, infrastructure, or site reliability engineering - Proficiency with container orchestration (Nomad, Kubernetes), IaaC, and Linux - Strong scripting and programming skills (Python, Bash, Go) - Experience with hybrid (cloud + on-prem) infrastructure - Familiarity with distributed systems, caching layers, and observability tools Bonus Points - Background supporting ML, simulation, or HPC workloads - Experience managing large GPU fleets or multi-node compute tasks - Security or compliance experience (ITAR, SOC2, CMMC) - Track record of building tooling for high-autonomy engineering teams Benefits - Competitive salary and generous equity package - Full medical, dental, and vision coverage for employees and dependents - 401(k) - PTO with a 15-day minimum - Quarterly team travel to Detroit - Visa support for TN, E‑3, and O‑1 candidates - Hardware stipend and on-site prototype lab access

Role Description As a Senior Software Engineer on the Platform Engineering team, you'll help transform cutting-edge research into scalable, production-grade software used by engineers, machinists, and customers alike. You’ll work across services and systems — from CAD and mesh pipelines to simulation infrastructure and web APIs — to build the core backend and data services that power Atomic’s platform. This role is ideal for generalists who are excited to work across disciplines and take ownership of complex, high-impact systems. What You’ll Do - Design and implement scalable backend systems and APIs in Python and other languages - Build and maintain services for geometry processing, simulation orchestration, and real-time data handling - Design schemas and pipelines for structured and unstructured data using PostgreSQL, S3, Redis, and RabbitMQ - Own and improve CI/CD pipelines and deployment infrastructure (GitHub Actions, Hashicorp stack) - Collaborate with product and design to define intuitive interfaces for tooling engineers and internal users - Profile and optimize performance-critical workloads, including GPU-accelerated simulation tasks Qualifications - 7+ years of experience building and deploying production software at scale - Proficiency in at least one systems language (Go, Rust, or C++) and one scripting language (Python preferred) - Experience designing and scaling distributed systems, data pipelines, or high-performance compute services - Hands-on experience with distributed computing, cloud infrastructure, and CI/CD pipelines - Comfortable working in hybrid environments (cloud and on-prem), including bare-metal GPU systems - Excellent communication skills and the ability to explain complex ideas clearly in writing and in conversation Requirements - Experience with 3D geometry kernels (Parasolid, OpenCascade) or CAD/CAM workflows - Familiarity with simulation, manufacturing, robotics, or hardware-in-the-loop systems - Understanding of ITAR, CMMC, or similar regulatory constraints - Experience building developer-facing tools, SDKs, or internal platforms Benefits - Competitive salary and generous equity package - Full medical, dental, and vision coverage for employees and dependents - 401(k) - PTO with a 15-day minimum - Quarterly team travel to Detroit - Visa support for TN, E‑3, and O‑1 candidates - Hardware stipend and on-site prototype lab access