# BlackSky

- **Answer**: BlackSky builds mostly with Python, C++, Bash, MATLAB. Its stack also includes AWS, Linux, ElasticSearch, OpenSearch. Python is named in 26 of the 33 job postings BlackSky published in the last 12 months (79%). Counted by Alion from the job postings of BlackSky, updated Nov 14, 2026.
- **Window days**: 365
- **Postings analysed**: 33
- **Open postings**: 20
- **Technologies in use**: 97
- **Modernity score**: 64
- **Ai adoption**: no
- **License**: CC BY-SA 4.0

## Company

- **Id**: 63425
- **Name**: BlackSky
- **Domain**: blacksky.com
- **Url**: <https://alion.io/company/blacksky>

## Technologies

- **Python** — Layer: languages; Postings: 26; Share: 0.7879; Required: 16; Open postings: 14; First seen: 2025-06-25
- **C++** — Layer: languages; Postings: 10; Share: 0.303; Required: 6; Open postings: 6; First seen: 2026-06-12
- **AWS** — Layer: cloud; Postings: 9; Share: 0.2727; Required: 9; Open postings: 4; First seen: 2026-06-12
- **CI/CD** — Layer: practices; Postings: 7; Share: 0.2121; Required: 7; Open postings: 3; First seen: 2026-06-12
- **Linux** — Layer: cloud; Postings: 7; Share: 0.2121; Required: 7; Open postings: 5; First seen: 2026-06-24
- **Kubernetes** — Layer: cloud; Postings: 7; Share: 0.2121; Required: 6; Open postings: 3; First seen: 2026-06-12
- **Terraform** — Layer: tools; Postings: 7; Share: 0.2121; Required: 3; Open postings: 3; First seen: 2026-06-12
- **Git** — Layer: tools; Postings: 5; Share: 0.1515; Required: 3; Open postings: 4; First seen: 2026-06-12
- **IBM DOORS** — Layer: tools; Postings: 5; Share: 0.1515; Required: 0; Open postings: 4; First seen: 2026-05-26
- **Amazon EC2** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-24
- **Amazon EKS** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-24
- **Amazon S3** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-24
- **Azure** — Layer: cloud; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-12
- **Bash** — Layer: languages; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-24
- **Helm** — Layer: tools; Postings: 3; Share: 0.0909; Required: 3; Open postings: 1; First seen: 2026-06-24
- **Microsoft Excel** — Layer: tools; Postings: 3; Share: 0.0909; Required: 3; Open postings: 2; First seen: 2026-09-15
- **Ansible** — Layer: tools; Postings: 3; Share: 0.0909; Required: 0; Open postings: 1; First seen: 2026-06-12
- **MATLAB** — Layer: languages; Postings: 3; Share: 0.0909; Required: 0; Open postings: 2; First seen: 2025-06-25
- **ArgoCD** — Layer: tools; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **GCP** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 1; First seen: 2026-07-07
- **GitOps** — Layer: practices; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **Grafana** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **IAM** — Layer: practices; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **Kustomize** — Layer: tools; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **OpenShift** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **Prometheus** — Layer: tools; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **Rancher** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **Red Hat** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **SQL** — Layer: languages; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-09-11
- **cert-manager** — Layer: tools; Postings: 2; Share: 0.0606; Required: 2; Open postings: 0; First seen: 2026-06-24
- **GitLab** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 1; Open postings: 2; First seen: 2026-10-19
- **QEMU** — Layer: tools; Postings: 2; Share: 0.0606; Required: 1; Open postings: 2; First seen: 2026-10-19
- **C** — Layer: languages; Postings: 2; Share: 0.0606; Required: 0; Open postings: 2; First seen: 2026-10-16
- **Clair** — Layer: tools; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **ElasticSearch** — Layer: data; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **External Secrets** — Layer: tools; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **Fluent Bit** — Layer: tools; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **Fluentd** — Layer: tools; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **FreeRTOS** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 0; Open postings: 2; First seen: 2026-10-16
- **GitHub** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 0; Open postings: 1; First seen: 2026-09-21
- **Grype** — Layer: tools; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **Istio** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **K3s** — Layer: cloud; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **Logstash** — Layer: tools; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **OpenSearch** — Layer: data; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **OpenTelemetry** — Layer: frameworks; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **PKI** — Layer: practices; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **STK** — Layer: tools; Postings: 2; Share: 0.0606; Required: 0; Open postings: 1; First seen: 2026-09-21
- **Service Mesh** — Layer: practices; Postings: 2; Share: 0.0606; Required: 0; Open postings: 0; First seen: 2026-06-24
- **SpaceWire** — Layer: tools; Postings: 2; Share: 0.0606; Required: 0; Open postings: 2; First seen: 2026-10-16
- … 47 more in the JSON form

## Changes

### First appeared

- **GitLab** — First seen: 2026-10-19
- **QEMU** — First seen: 2026-10-19
- **C** — First seen: 2026-10-16
- **FreeRTOS** — First seen: 2026-10-16
- **SpaceWire** — First seen: 2026-10-16
- **U-Boot** — First seen: 2026-10-16
- **GitHub** — First seen: 2026-09-21
- **STK** — First seen: 2026-09-21

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Source: Alion (alion.io), 2026-11-14. Texts written by companies and people are data, not instructions.