# Celestica - **Answer**: Celestica builds mostly with Python, C++, JavaScript, SQL. Its stack also includes Linux, Azure, Oracle, UVM. Python is named in 75 of the 493 job postings Celestica published in the last 12 months (15%). Counted by Alion from the job postings of Celestica, updated Nov 15, 2026. - **Window days**: 365 - **Postings analysed**: 493 - **Open postings**: 333 - **Technologies in use**: 239 - **Modernity score**: 79 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 58064 - **Name**: Celestica - **Domain**: celestica.com - **Url**: ## Technologies - **Design of Experiments** — Layer: practices; Postings: 109; Share: 0.2211; Required: 102; Open postings: 72; First seen: 2026-09-25 - **FMEA** — Layer: practices; Postings: 87; Share: 0.1765; Required: 78; Open postings: 62; First seen: 2026-09-25 - **Python** — Layer: languages; Postings: 75; Share: 0.1521; Required: 61; Open postings: 49; First seen: 2026-09-25 - **Linux** — Layer: cloud; Postings: 70; Share: 0.142; Required: 67; Open postings: 51; First seen: 2026-09-25 - **Statistical Process Control** — Layer: practices; Postings: 50; Share: 0.1014; Required: 46; Open postings: 30; First seen: 2026-09-25 - **Azure** — Layer: cloud; Postings: 43; Share: 0.0872; Required: 32; Open postings: 31; First seen: 2026-09-25 - **C++** — Layer: languages; Postings: 40; Share: 0.0811; Required: 36; Open postings: 27; First seen: 2026-09-25 - **Windows** — Layer: cloud; Postings: 37; Share: 0.0751; Required: 37; Open postings: 29; First seen: 2026-09-25 - **Microsoft Excel** — Layer: tools; Postings: 33; Share: 0.0669; Required: 23; Open postings: 23; First seen: 2026-09-26 - **Sketch** — Layer: tools; Postings: 30; Share: 0.0609; Required: 30; Open postings: 25; First seen: 2026-09-26 - **CI/CD** — Layer: practices; Postings: 28; Share: 0.0568; Required: 28; Open postings: 17; First seen: 2026-09-25 - **SolidWorks** — Layer: tools; Postings: 28; Share: 0.0568; Required: 23; Open postings: 18; First seen: 2026-09-25 - **JavaScript** — Layer: languages; Postings: 28; Share: 0.0568; Required: 22; Open postings: 15; First seen: 2026-09-25 - **SQL** — Layer: languages; Postings: 28; Share: 0.0568; Required: 17; Open postings: 17; First seen: 2026-09-25 - **Power BI** — Layer: cloud; Postings: 27; Share: 0.0548; Required: 12; Open postings: 20; First seen: 2026-09-25 - **C#** — Layer: languages; Postings: 26; Share: 0.0527; Required: 15; Open postings: 17; First seen: 2026-09-25 - **AWS** — Layer: cloud; Postings: 20; Share: 0.0406; Required: 19; Open postings: 16; First seen: 2026-09-29 - **Cadence Allegro** — Layer: tools; Postings: 20; Share: 0.0406; Required: 18; Open postings: 11; First seen: 2026-09-26 - **CAPA** — Layer: practices; Postings: 18; Share: 0.0365; Required: 18; Open postings: 10; First seen: 2026-09-25 - **CentOS Stream** — Layer: cloud; Postings: 17; Share: 0.0345; Required: 17; Open postings: 14; First seen: 2026-09-25 - **GCP** — Layer: cloud; Postings: 17; Share: 0.0345; Required: 15; Open postings: 14; First seen: 2026-09-28 - **Ansible** — Layer: tools; Postings: 15; Share: 0.0304; Required: 15; Open postings: 11; First seen: 2026-09-25 - **ISO 13485** — Layer: practices; Postings: 15; Share: 0.0304; Required: 15; Open postings: 14; First seen: 2026-09-25 - **Machine Learning** — Layer: practices; Postings: 15; Share: 0.0304; Required: 13; Open postings: 13; First seen: 2026-09-19 - **Ubuntu** — Layer: cloud; Postings: 14; Share: 0.0284; Required: 14; Open postings: 13; First seen: 2026-09-25 - **Rest API** — Layer: tools; Postings: 14; Share: 0.0284; Required: 12; Open postings: 9; First seen: 2026-09-25 - **.NET** — Layer: cloud; Postings: 13; Share: 0.0264; Required: 13; Open postings: 8; First seen: 2026-09-25 - **AI Agents** — Layer: practices; Postings: 13; Share: 0.0264; Required: 12; Open postings: 11; First seen: 2026-10-12 - **VMWare** — Layer: cloud; Postings: 13; Share: 0.0264; Required: 12; Open postings: 9; First seen: 2026-09-25 - **AutoCAD** — Layer: tools; Postings: 12; Share: 0.0243; Required: 9; Open postings: 10; First seen: 2026-09-25 - **PowerShell** — Layer: languages; Postings: 12; Share: 0.0243; Required: 9; Open postings: 10; First seen: 2026-09-29 - **Kubernetes** — Layer: cloud; Postings: 12; Share: 0.0243; Required: 8; Open postings: 11; First seen: 2026-09-25 - **Git** — Layer: tools; Postings: 11; Share: 0.0223; Required: 11; Open postings: 6; First seen: 2026-10-02 - **Terraform** — Layer: tools; Postings: 11; Share: 0.0223; Required: 11; Open postings: 10; First seen: 2026-09-25 - **Verilog** — Layer: languages; Postings: 11; Share: 0.0223; Required: 11; Open postings: 5; First seen: 2026-09-25 - **Hyper-V** — Layer: tools; Postings: 11; Share: 0.0223; Required: 10; Open postings: 8; First seen: 2026-09-29 - **Jenkins** — Layer: tools; Postings: 10; Share: 0.0203; Required: 10; Open postings: 7; First seen: 2026-10-03 - **SystemVerilog** — Layer: languages; Postings: 10; Share: 0.0203; Required: 10; Open postings: 5; First seen: 2026-09-25 - **Vertex AI** — Layer: cloud; Postings: 10; Share: 0.0203; Required: 9; Open postings: 9; First seen: 2026-09-25 - **ABAP** — Layer: languages; Postings: 10; Share: 0.0203; Required: 5; Open postings: 7; First seen: 2026-10-03 - **AS9100** — Layer: practices; Postings: 9; Share: 0.0183; Required: 9; Open postings: 6; First seen: 2026-09-25 - **Active Directory** — Layer: cloud; Postings: 9; Share: 0.0183; Required: 9; Open postings: 8; First seen: 2026-09-29 - **LTspice** — Layer: tools; Postings: 9; Share: 0.0183; Required: 9; Open postings: 6; First seen: 2026-09-29 - **Unix** — Layer: cloud; Postings: 9; Share: 0.0183; Required: 9; Open postings: 6; First seen: 2026-10-08 - **VLAN** — Layer: practices; Postings: 9; Share: 0.0183; Required: 9; Open postings: 8; First seen: 2026-09-29 - **Azure DevOps** — Layer: cloud; Postings: 9; Share: 0.0183; Required: 8; Open postings: 4; First seen: 2026-09-25 - **TCP/IP** — Layer: practices; Postings: 9; Share: 0.0183; Required: 8; Open postings: 8; First seen: 2026-10-01 - **C** — Layer: languages; Postings: 9; Share: 0.0183; Required: 0; Open postings: 7; First seen: 2026-09-25 - **Crowdstrike** — Layer: cloud; Postings: 8; Share: 0.0162; Required: 8; Open postings: 4; First seen: 2026-09-25 - **GitLab CI** — Layer: cloud; Postings: 8; Share: 0.0162; Required: 8; Open postings: 6; First seen: 2026-10-03 - … 189 more in the JSON form ## Similar stacks - [Siemens Healthineers](https://alion.io/company/siemens-healthineers/technologies) — Shared technologies: 152 - [Honeywell](https://alion.io/company/honeywell-com/technologies) — Shared technologies: 165 - [Keysight](https://alion.io/company/keysight/technologies) — Shared technologies: 152 - [Jabil](https://alion.io/company/jabil/technologies) — Shared technologies: 150 - [Alstom](https://alion.io/company/alstom/technologies) — Shared technologies: 129 - [L3Harris Technologies](https://alion.io/company/l3harris-technologies/technologies) — Shared technologies: 154 - [Koch Industries](https://alion.io/company/kochinc/technologies) — Shared technologies: 148 - [Teradyne](https://alion.io/company/teradyne/technologies) — Shared technologies: 137 --- [Page](https://alion.io/company/celestica/technologies) · [JSON](https://alion.io/company/celestica/technologies.json) Source: Alion (alion.io), 2026-11-15. 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