# Sigma Defense Systems - **Answer**: Sigma Defense Systems builds mostly with Python, PowerShell, JavaScript, C++. Its stack also includes Windows, Linux, Oracle, PostgreSQL. Windows is named in 19 of the 49 job postings Sigma Defense Systems published in the last 12 months (39%). Counted by Alion from the job postings of Sigma Defense Systems, updated Nov 13, 2026. - **Window days**: 365 - **Postings analysed**: 49 - **Open postings**: 34 - **Technologies in use**: 97 - **Modernity score**: 66 - **Ai adoption**: no - **License**: CC BY-SA 4.0 ## Company - **Id**: 685779 - **Name**: Sigma Defense Systems - **Domain**: sigmadefense.com - **Url**: ## Technologies - **Windows** — Layer: cloud; Postings: 19; Share: 0.3878; Required: 19; Open postings: 15; First seen: 2026-09-29 - **Python** — Layer: languages; Postings: 18; Share: 0.3673; Required: 17; Open postings: 13; First seen: 2026-09-02 - **Linux** — Layer: cloud; Postings: 17; Share: 0.3469; Required: 17; Open postings: 12; First seen: 2026-09-15 - **CI/CD** — Layer: practices; Postings: 11; Share: 0.2245; Required: 11; Open postings: 9; First seen: 2026-09-29 - **Git** — Layer: tools; Postings: 11; Share: 0.2245; Required: 11; Open postings: 8; First seen: 2026-09-29 - **PowerShell** — Layer: languages; Postings: 10; Share: 0.2041; Required: 10; Open postings: 8; First seen: 2026-09-29 - **VMWare** — Layer: cloud; Postings: 9; Share: 0.1837; Required: 9; Open postings: 7; First seen: 2026-09-29 - **JavaScript** — Layer: languages; Postings: 9; Share: 0.1837; Required: 5; Open postings: 4; First seen: 2026-09-02 - **Azure** — Layer: cloud; Postings: 8; Share: 0.1633; Required: 8; Open postings: 6; First seen: 2026-09-29 - **Docker** — Layer: tools; Postings: 8; Share: 0.1633; Required: 7; Open postings: 6; First seen: 2026-10-21 - **Windows Server** — Layer: cloud; Postings: 8; Share: 0.1633; Required: 7; Open postings: 7; First seen: 2026-09-29 - **Ansible** — Layer: tools; Postings: 7; Share: 0.1429; Required: 7; Open postings: 5; First seen: 2026-09-29 - **C++** — Layer: languages; Postings: 7; Share: 0.1429; Required: 7; Open postings: 5; First seen: 2026-10-21 - **GitLab** — Layer: cloud; Postings: 7; Share: 0.1429; Required: 7; Open postings: 6; First seen: 2026-10-27 - **Bash** — Layer: languages; Postings: 6; Share: 0.1224; Required: 6; Open postings: 4; First seen: 2026-10-21 - **Terraform** — Layer: tools; Postings: 6; Share: 0.1224; Required: 6; Open postings: 6; First seen: 2026-10-29 - **DNS** — Layer: practices; Postings: 6; Share: 0.1224; Required: 5; Open postings: 5; First seen: 2026-09-29 - **AWS** — Layer: cloud; Postings: 5; Share: 0.102; Required: 5; Open postings: 4; First seen: 2026-09-29 - **TCP/IP** — Layer: practices; Postings: 5; Share: 0.102; Required: 5; Open postings: 3; First seen: 2026-09-02 - **Active Directory** — Layer: cloud; Postings: 4; Share: 0.0816; Required: 4; Open postings: 3; First seen: 2026-09-29 - **Bicep** — Layer: tools; Postings: 4; Share: 0.0816; Required: 4; Open postings: 4; First seen: 2026-11-03 - **Kubernetes** — Layer: cloud; Postings: 4; Share: 0.0816; Required: 4; Open postings: 4; First seen: 2026-10-27 - **Microsoft Defender** — Layer: cloud; Postings: 4; Share: 0.0816; Required: 4; Open postings: 3; First seen: 2026-09-29 - **Microsoft Defender for Cloud** — Layer: cloud; Postings: 4; Share: 0.0816; Required: 4; Open postings: 3; First seen: 2026-09-29 - **Red Hat** — Layer: cloud; Postings: 4; Share: 0.0816; Required: 4; Open postings: 4; First seen: 2026-10-27 - **Splunk** — Layer: cloud; Postings: 4; Share: 0.0816; Required: 4; Open postings: 4; First seen: 2026-11-10 - **Bitbucket** — Layer: cloud; Postings: 3; Share: 0.0612; Required: 3; Open postings: 3; First seen: 2026-10-29 - **GitHub** — Layer: cloud; Postings: 3; Share: 0.0612; Required: 3; Open postings: 2; First seen: 2026-10-29 - **Jenkins** — Layer: tools; Postings: 3; Share: 0.0612; Required: 3; Open postings: 2; First seen: 2026-10-21 - **Rest API** — Layer: tools; Postings: 3; Share: 0.0612; Required: 3; Open postings: 2; First seen: 2026-10-27 - **SQL** — Layer: languages; Postings: 3; Share: 0.0612; Required: 2; Open postings: 2; First seen: 2026-10-27 - **TypeScript** — Layer: languages; Postings: 3; Share: 0.0612; Required: 2; Open postings: 2; First seen: 2026-10-27 - **Node JS** — Layer: languages; Postings: 3; Share: 0.0612; Required: 0; Open postings: 1; First seen: 2026-09-04 - **Angular** — Layer: frameworks; Postings: 2; Share: 0.0408; Required: 2; Open postings: 1; First seen: 2026-10-27 - **Azure DevOps** — Layer: cloud; Postings: 2; Share: 0.0408; Required: 2; Open postings: 2; First seen: 2026-10-27 - **C#** — Layer: languages; Postings: 2; Share: 0.0408; Required: 2; Open postings: 1; First seen: 2026-09-02 - **Cameo Systems Modeler** — Layer: tools; Postings: 2; Share: 0.0408; Required: 2; Open postings: 2; First seen: 2026-11-10 - **DHCP** — Layer: practices; Postings: 2; Share: 0.0408; Required: 2; Open postings: 1; First seen: 2026-09-29 - **DoDAF** — Layer: practices; Postings: 2; Share: 0.0408; Required: 2; Open postings: 2; First seen: 2026-11-10 - **GitLab CI** — Layer: cloud; Postings: 2; Share: 0.0408; Required: 2; Open postings: 1; First seen: 2026-10-21 - **GitOps** — Layer: practices; Postings: 2; Share: 0.0408; Required: 2; Open postings: 2; First seen: 2026-11-03 - **MBSE** — Layer: practices; Postings: 2; Share: 0.0408; Required: 2; Open postings: 2; First seen: 2026-11-10 - **MPLS** — Layer: practices; Postings: 2; Share: 0.0408; Required: 2; Open postings: 0; First seen: 2026-09-02 - **Microsoft Entra ID** — Layer: cloud; Postings: 2; Share: 0.0408; Required: 2; Open postings: 2; First seen: 2026-11-03 - **OpenShift** — Layer: cloud; Postings: 2; Share: 0.0408; Required: 2; Open postings: 2; First seen: 2026-10-29 - **Oracle** — Layer: data; Postings: 2; Share: 0.0408; Required: 2; Open postings: 2; First seen: 2026-11-10 - **Podman** — Layer: tools; Postings: 2; Share: 0.0408; Required: 2; Open postings: 1; First seen: 2026-10-21 - **Qt** — Layer: frameworks; Postings: 2; Share: 0.0408; Required: 2; Open postings: 1; First seen: 2026-10-27 - **SIEM** — Layer: cloud; Postings: 2; Share: 0.0408; Required: 2; Open postings: 2; First seen: 2026-11-10 - **SolidWorks** — Layer: tools; Postings: 2; Share: 0.0408; Required: 2; Open postings: 1; First seen: 2026-09-02 - … 47 more in the JSON form ## Similar stacks - [Bcore](https://alion.io/company/bcore/technologies) — Shared technologies: 71 - [Freedom Consulting Group](https://alion.io/company/freedom-consulting-group/technologies) — Shared technologies: 76 - [Spektrum Group](https://alion.io/company/spektrum-group/technologies) — Shared technologies: 74 - [BAE Systems](https://alion.io/company/baesystems/technologies) — Shared technologies: 79 - [CAE](https://alion.io/company/cae-flight-services-poland/technologies) — Shared technologies: 71 - [Starfish Holdings](https://alion.io/company/starfish/technologies) — Shared technologies: 69 - [Agile Defense](https://alion.io/company/agiledefense/technologies) — Shared technologies: 77 - [Markon Solutions](https://alion.io/company/markon-solutions/technologies) — Shared technologies: 70 --- [Page](https://alion.io/company/sigmadefense/technologies) · [JSON](https://alion.io/company/sigmadefense/technologies.json) Source: Alion (alion.io), 2026-11-13. 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