# Littelfuse - **Answer**: Littelfuse builds mostly with Python, C#, C++, MATLAB. Its stack also includes Power BI, Azure, SAP HANA, Oracle. Python is named in 15 of the 89 job postings Littelfuse published in the last 12 months (17%). Counted by Alion from the job postings of Littelfuse, updated Nov 11, 2026. - **Window days**: 365 - **Postings analysed**: 89 - **Open postings**: 57 - **Technologies in use**: 58 - **Modernity score**: 66 - **Ai adoption**: no - **License**: CC BY-SA 4.0 ## Company - **Id**: 6289 - **Name**: Littelfuse - **Domain**: littelfuse.com - **Url**: ## Technologies - **FMEA** — Layer: practices; Postings: 21; Share: 0.236; Required: 20; Open postings: 19; First seen: 2025-09-09 - **Python** — Layer: languages; Postings: 15; Share: 0.1685; Required: 11; Open postings: 10; First seen: 2026-05-12 - **Microsoft Excel** — Layer: tools; Postings: 14; Share: 0.1573; Required: 13; Open postings: 9; First seen: 2026-06-01 - **AutoCAD** — Layer: tools; Postings: 12; Share: 0.1348; Required: 11; Open postings: 6; First seen: 2026-07-16 - **Statistical Process Control** — Layer: practices; Postings: 12; Share: 0.1348; Required: 11; Open postings: 10; First seen: 2025-09-09 - **Power BI** — Layer: cloud; Postings: 11; Share: 0.1236; Required: 11; Open postings: 7; First seen: 2026-07-15 - **Azure** — Layer: cloud; Postings: 9; Share: 0.1011; Required: 8; Open postings: 3; First seen: 2026-07-30 - **CAPA** — Layer: practices; Postings: 9; Share: 0.1011; Required: 8; Open postings: 9; First seen: 2026-07-15 - **C#** — Layer: languages; Postings: 7; Share: 0.0787; Required: 6; Open postings: 3; First seen: 2026-07-15 - **AI Agents** — Layer: practices; Postings: 6; Share: 0.0674; Required: 6; Open postings: 2; First seen: 2026-09-15 - **SolidWorks** — Layer: tools; Postings: 6; Share: 0.0674; Required: 5; Open postings: 4; First seen: 2026-06-29 - **C++** — Layer: languages; Postings: 5; Share: 0.0562; Required: 5; Open postings: 3; First seen: 2026-05-12 - **MATLAB** — Layer: languages; Postings: 5; Share: 0.0562; Required: 4; Open postings: 3; First seen: 2026-07-10 - **SQL** — Layer: languages; Postings: 5; Share: 0.0562; Required: 4; Open postings: 4; First seen: 2026-07-15 - **Microsoft Entra ID** — Layer: cloud; Postings: 5; Share: 0.0562; Required: 2; Open postings: 2; First seen: 2026-07-30 - **Git** — Layer: tools; Postings: 4; Share: 0.0449; Required: 4; Open postings: 4; First seen: 2026-05-12 - **VPN** — Layer: practices; Postings: 4; Share: 0.0449; Required: 4; Open postings: 0; First seen: 2026-07-30 - **PowerShell** — Layer: languages; Postings: 4; Share: 0.0449; Required: 3; Open postings: 2; First seen: 2026-07-30 - **Rest API** — Layer: tools; Postings: 4; Share: 0.0449; Required: 3; Open postings: 2; First seen: 2026-07-30 - **SIEM** — Layer: cloud; Postings: 4; Share: 0.0449; Required: 3; Open postings: 3; First seen: 2026-09-17 - **AWS** — Layer: cloud; Postings: 3; Share: 0.0337; Required: 3; Open postings: 0; First seen: 2026-07-30 - **Active Directory** — Layer: cloud; Postings: 3; Share: 0.0337; Required: 3; Open postings: 1; First seen: 2026-07-30 - **BGP** — Layer: practices; Postings: 3; Share: 0.0337; Required: 3; Open postings: 0; First seen: 2026-07-30 - **Microsoft Fabric** — Layer: cloud; Postings: 3; Share: 0.0337; Required: 3; Open postings: 1; First seen: 2026-09-15 - **Minitab** — Layer: tools; Postings: 3; Share: 0.0337; Required: 3; Open postings: 3; First seen: 2026-07-15 - **OSPF** — Layer: practices; Postings: 3; Share: 0.0337; Required: 3; Open postings: 0; First seen: 2026-07-30 - **TCAD** — Layer: tools; Postings: 3; Share: 0.0337; Required: 3; Open postings: 3; First seen: 2026-09-18 - **Azure Data Factory** — Layer: tools; Postings: 2; Share: 0.0225; Required: 2; Open postings: 2; First seen: 2026-10-09 - **Azure DevOps** — Layer: cloud; Postings: 2; Share: 0.0225; Required: 2; Open postings: 2; First seen: 2026-11-03 - **CI/CD** — Layer: practices; Postings: 2; Share: 0.0225; Required: 2; Open postings: 2; First seen: 2026-11-03 - **Copilot Studio** — Layer: cloud; Postings: 2; Share: 0.0225; Required: 2; Open postings: 0; First seen: 2026-09-15 - **ETL/ELT** — Layer: practices; Postings: 2; Share: 0.0225; Required: 2; Open postings: 2; First seen: 2026-10-09 - **Informatica** — Layer: tools; Postings: 2; Share: 0.0225; Required: 2; Open postings: 2; First seen: 2026-11-03 - **LLM Guardrails** — Layer: practices; Postings: 2; Share: 0.0225; Required: 2; Open postings: 2; First seen: 2026-09-17 - **Master Data Management** — Layer: practices; Postings: 2; Share: 0.0225; Required: 2; Open postings: 2; First seen: 2026-11-03 - **Windows** — Layer: cloud; Postings: 2; Share: 0.0225; Required: 2; Open postings: 1; First seen: 2026-07-31 - **CMMC** — Layer: practices; Postings: 1; Share: 0.0112; Required: 1; Open postings: 1; First seen: 2026-11-05 - **Copilot** — Layer: tools; Postings: 1; Share: 0.0112; Required: 1; Open postings: 0; First seen: 2026-10-29 - **DNP3** — Layer: tools; Postings: 1; Share: 0.0112; Required: 1; Open postings: 1; First seen: 2026-09-08 - **FreeRTOS** — Layer: cloud; Postings: 1; Share: 0.0112; Required: 1; Open postings: 0; First seen: 2026-09-29 - **IEC 61850** — Layer: tools; Postings: 1; Share: 0.0112; Required: 1; Open postings: 1; First seen: 2026-09-08 - **ISO 13485** — Layer: practices; Postings: 1; Share: 0.0112; Required: 1; Open postings: 1; First seen: 2026-06-24 - **JMP** — Layer: tools; Postings: 1; Share: 0.0112; Required: 1; Open postings: 1; First seen: 2026-07-15 - **JavaScript** — Layer: languages; Postings: 1; Share: 0.0112; Required: 1; Open postings: 0; First seen: 2026-08-28 - **Machine Learning** — Layer: practices; Postings: 1; Share: 0.0112; Required: 1; Open postings: 1; First seen: 2026-11-03 - **Mandiant capa** — Layer: tools; Postings: 1; Share: 0.0112; Required: 1; Open postings: 1; First seen: 2026-07-15 - **NERC CIP** — Layer: practices; Postings: 1; Share: 0.0112; Required: 1; Open postings: 1; First seen: 2026-09-08 - **PVD** — Layer: practices; Postings: 1; Share: 0.0112; Required: 1; Open postings: 1; First seen: 2026-09-10 - **RTOS** — Layer: cloud; Postings: 1; Share: 0.0112; Required: 1; Open postings: 0; First seen: 2026-09-29 - **SAP BTP** — Layer: cloud; Postings: 1; Share: 0.0112; Required: 1; Open postings: 0; First seen: 2026-10-08 - … 8 more in the JSON form ## Changes ### First appeared - **Azure DevOps** — First seen: 2026-11-03 - **CI/CD** — First seen: 2026-11-03 - **Informatica** — First seen: 2026-11-03 - **Master Data Management** — First seen: 2026-11-03 - **Azure Data Factory** — First seen: 2026-10-09 - **ETL/ELT** — First seen: 2026-10-09 - **TCAD** — First seen: 2026-09-18 - **SIEM** — First seen: 2026-09-17 ### Rising - **Statistical Process Control** — Share from: 0; Share to: 17 - **FMEA** — Share from: 11; Share to: 26 - **Microsoft Excel** — Share from: 6; Share to: 19 - **AI Agents** — Share from: 0; Share to: 9 - **Power BI** — Share from: 6; Share to: 14 - **CAPA** — Share from: 6; Share to: 12 - **SIEM** — Share from: 0; Share to: 6 - **Git** — Share from: 0; Share to: 4 ### Falling - **Python** — Share from: 39; Share to: 10 - **VPN** — Share from: 22; Share to: 0 - **MATLAB** — Share from: 22; Share to: 1 - **C#** — Share from: 22; Share to: 4 - **AWS** — Share from: 17; Share to: 0 - **BGP** — Share from: 17; Share to: 0 - **OSPF** — Share from: 17; Share to: 0 - **C++** — Share from: 17; Share to: 1 ## Similar stacks - [Rolls-Royce](https://alion.io/company/rolls-royce/technologies) — Shared technologies: 44 - [Crane Company](https://alion.io/company/craneco/technologies) — Shared technologies: 41 - [Advanced Energy](https://alion.io/company/advanced-energy-industries/technologies) — Shared technologies: 48 - [Coherent](https://alion.io/company/coherent-com/technologies) — Shared technologies: 43 - [Freudenberg](https://alion.io/company/freudenberg/technologies) — Shared technologies: 41 - [Ralliant](https://alion.io/company/ralliant/technologies) — Shared technologies: 50 - [Onto Innovation](https://alion.io/company/ontoinnovation/technologies) — Shared technologies: 42 - [Form Energy](https://alion.io/company/form-energy/technologies) — Shared technologies: 42 --- [Page](https://alion.io/company/littelfuse/technologies) · [JSON](https://alion.io/company/littelfuse/technologies.json) Source: Alion (alion.io), 2026-11-11. 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