DE · EN
Call us
+41 44 508 80 00 Ueberlandstrasse 1, 8600 Dübendorf
build 6ddc7a35 | content blog-content@417154f · 338 posts | profiles 32 · corpus 315 | ● 0 skipped | format run

$ soultec get expert/karl-widmer -o yaml$ soultec get expert/karl-widmer -o json$ soultec get expert/karl-widmer -o toml$ soultec get expert/karl-widmer -o xml$ python3 karl-widmer.pyPS> ./karl-widmer.ps1$ go run karl-widmer.go$ node karl-widmer.js

apiVersion: soultec.ch/v1kind: Expertmetadata: name: karl-widmer locale: de labels: role: Senior System Engineer capability/backup-recovery: 2.14 capability/cloud: 1.92 capability/data-management: 2.87 capability/virtualization: 1.42 vendor/vmware: 0.98 vendor/hpe: 1.99 vendor/veeam: 3.03 award/vexpert: "true" annotations: source: skillprofiles/data/karl-widmer.yaml route: /en/experts/karl-widmer/ schema: /nerd/schema/experts.json renderedAt: en profileLang: de photo: /experts/karl-widmer-800.webpspec: name: Karl Widmer role: Senior System Engineer bio: Karl ist unser Home-Lab Experte & frisch gebackener Papa. draft: falsestatus: corpus: 315 certifications: 14 featured: 6 services: - {ref: services/storage, score: 0.49} - {ref: services/backup, score: 0.44} - {ref: services/disaster-recovery, score: 0.41} search: /de/search.json
{ "apiVersion": "soultec.ch/v1", "kind": "Expert", "metadata": { "name": "karl-widmer", "locale": "de", "labels": { "role": "Senior System Engineer", "capability/backup-recovery": 2.14, "capability/cloud": 1.92, "capability/data-management": 2.87, "capability/virtualization": 1.42, "vendor/vmware": 0.98, "vendor/hpe": 1.99, "vendor/veeam": 3.03, "award/vexpert": "true" }, "annotations": { "source": "skillprofiles/data/karl-widmer.yaml", "route": "/en/experts/karl-widmer/", "schema": "/nerd/schema/experts.json", "renderedAt": "en", "profileLang": "de", "photo": "/experts/karl-widmer-800.webp" } }, "spec": { "name": "Karl Widmer", "role": "Senior System Engineer", "bio": "Karl ist unser Home-Lab Experte & frisch gebackener Papa.", "draft": false }, "status": { "corpus": 315, "certifications": 14, "featured": 6, "services": [ { "ref": "services/storage", "score": "0.49" }, { "ref": "services/backup", "score": "0.44" }, { "ref": "services/disaster-recovery", "score": "0.41" } ], "search": "/de/search.json" }}
apiVersion = "soultec.ch/v1"kind = "Expert"[metadata]name = "karl-widmer"locale = "de"[metadata.labels]role = "Senior System Engineer""capability/backup-recovery" = 2.14"capability/cloud" = 1.92"capability/data-management" = 2.87"capability/virtualization" = 1.42"vendor/vmware" = 0.98"vendor/hpe" = 1.99"vendor/veeam" = 3.03"award/vexpert" = "true"[metadata.annotations]source = "skillprofiles/data/karl-widmer.yaml"route = "/en/experts/karl-widmer/"schema = "/nerd/schema/experts.json"renderedAt = "en"profileLang = "de"photo = "/experts/karl-widmer-800.webp"[spec]name = "Karl Widmer"role = "Senior System Engineer"bio = "Karl ist unser Home-Lab Experte & frisch gebackener Papa."draft = false[status]corpus = 315certifications = 14featured = 6search = "/de/search.json"[[status.services]]ref = "services/storage"score = "0.49"[[status.services]]ref = "services/backup"score = "0.44"[[status.services]]ref = "services/disaster-recovery"score = "0.41"
<?xml version="1.0" encoding="UTF-8"?><manifest kind="Expert"> <apiVersion>soultec.ch/v1</apiVersion> <metadata> <name>karl-widmer</name> <locale>de</locale> <labels> <role>Senior System Engineer</role> <entry key="capability/backup-recovery">2.14</entry> <entry key="capability/cloud">1.92</entry> <entry key="capability/data-management">2.87</entry> <entry key="capability/virtualization">1.42</entry> <entry key="vendor/vmware">0.98</entry> <entry key="vendor/hpe">1.99</entry> <entry key="vendor/veeam">3.03</entry> <entry key="award/vexpert">true</entry> </labels> <annotations> <source>skillprofiles/data/karl-widmer.yaml</source> <route>/en/experts/karl-widmer/</route> <schema>/nerd/schema/experts.json</schema> <renderedAt>en</renderedAt> <profileLang>de</profileLang> <photo>/experts/karl-widmer-800.webp</photo> </annotations> </metadata> <spec> <name>Karl Widmer</name> <role>Senior System Engineer</role> <bio>Karl ist unser Home-Lab Experte &amp; frisch gebackener Papa.</bio> <draft>false</draft> </spec> <status> <corpus>315</corpus> <certifications>14</certifications> <featured>6</featured> <services> <item> <ref>services/storage</ref> <score>0.49</score> </item> <item> <ref>services/backup</ref> <score>0.44</score> </item> <item> <ref>services/disaster-recovery</ref> <score>0.41</score> </item> </services> <search>/de/search.json</search> </status></manifest>
# Code generated by the soultec.ch build. DO NOT EDIT.import jsonPAGE = { "apiVersion": "soultec.ch/v1", "kind": "Expert", "metadata": { "name": "karl-widmer", "locale": "de", "labels": { "role": "Senior System Engineer", "capability/backup-recovery": 2.14, "capability/cloud": 1.92, "capability/data-management": 2.87, "capability/virtualization": 1.42, "vendor/vmware": 0.98, "vendor/hpe": 1.99, "vendor/veeam": 3.03, "award/vexpert": "true", }, "annotations": { "source": "skillprofiles/data/karl-widmer.yaml", "route": "/en/experts/karl-widmer/", "schema": "/nerd/schema/experts.json", "renderedAt": "en", "profileLang": "de", "photo": "/experts/karl-widmer-800.webp", }, }, "spec": { "name": "Karl Widmer", "role": "Senior System Engineer", "bio": "Karl ist unser Home-Lab Experte & frisch gebackener Papa.", "draft": False, }, "status": { "corpus": 315, "certifications": 14, "featured": 6, "services": [ { "ref": "services/storage", "score": "0.49", }, { "ref": "services/backup", "score": "0.44", }, { "ref": "services/disaster-recovery", "score": "0.41", }, ], "search": "/de/search.json", },}if __name__ == "__main__": print(json.dumps(PAGE, indent=2, ensure_ascii=False))
# Code generated by the soultec.ch build. DO NOT EDIT.$Page = [ordered]@{ apiVersion = 'soultec.ch/v1' kind = 'Expert' metadata = [ordered]@{ name = 'karl-widmer' locale = 'de' labels = [ordered]@{ role = 'Senior System Engineer' 'capability/backup-recovery' = 2.14 'capability/cloud' = 1.92 'capability/data-management' = 2.87 'capability/virtualization' = 1.42 'vendor/vmware' = 0.98 'vendor/hpe' = 1.99 'vendor/veeam' = 3.03 'award/vexpert' = 'true' } annotations = [ordered]@{ source = 'skillprofiles/data/karl-widmer.yaml' route = '/en/experts/karl-widmer/' schema = '/nerd/schema/experts.json' renderedAt = 'en' profileLang = 'de' photo = '/experts/karl-widmer-800.webp' } } spec = [ordered]@{ name = 'Karl Widmer' role = 'Senior System Engineer' bio = 'Karl ist unser Home-Lab Experte & frisch gebackener Papa.' draft = $false } status = [ordered]@{ corpus = 315 certifications = 14 featured = 6 services = @( [ordered]@{ ref = 'services/storage' score = '0.49' } [ordered]@{ ref = 'services/backup' score = '0.44' } [ordered]@{ ref = 'services/disaster-recovery' score = '0.41' } ) search = '/de/search.json' }}$Page | ConvertTo-Json -Depth 32
// Code generated by the soultec.ch build. DO NOT EDIT.package mainimport ( "encoding/json" "os")var page = map[string]any{ "apiVersion": "soultec.ch/v1", "kind": "Expert", "metadata": map[string]any{ "name": "karl-widmer", "locale": "de", "labels": map[string]any{ "role": "Senior System Engineer", "capability/backup-recovery": 2.14, "capability/cloud": 1.92, "capability/data-management": 2.87, "capability/virtualization": 1.42, "vendor/vmware": 0.98, "vendor/hpe": 1.99, "vendor/veeam": 3.03, "award/vexpert": "true", }, "annotations": map[string]any{ "source": "skillprofiles/data/karl-widmer.yaml", "route": "/en/experts/karl-widmer/", "schema": "/nerd/schema/experts.json", "renderedAt": "en", "profileLang": "de", "photo": "/experts/karl-widmer-800.webp", }, }, "spec": map[string]any{ "name": "Karl Widmer", "role": "Senior System Engineer", "bio": "Karl ist unser Home-Lab Experte & frisch gebackener Papa.", "draft": false, }, "status": map[string]any{ "corpus": 315, "certifications": 14, "featured": 6, "services": []any{ map[string]any{ "ref": "services/storage", "score": "0.49", }, map[string]any{ "ref": "services/backup", "score": "0.44", }, map[string]any{ "ref": "services/disaster-recovery", "score": "0.41", }, }, "search": "/de/search.json", },}func main() { enc := json.NewEncoder(os.Stdout) enc.SetEscapeHTML(false) enc.SetIndent("", " ") if err := enc.Encode(page); err != nil { os.Exit(1) }}
// Code generated by the soultec.ch build. DO NOT EDIT.const page = { apiVersion: "soultec.ch/v1", kind: "Expert", metadata: { name: "karl-widmer", locale: "de", labels: { role: "Senior System Engineer", "capability/backup-recovery": 2.14, "capability/cloud": 1.92, "capability/data-management": 2.87, "capability/virtualization": 1.42, "vendor/vmware": 0.98, "vendor/hpe": 1.99, "vendor/veeam": 3.03, "award/vexpert": "true", }, annotations: { source: "skillprofiles/data/karl-widmer.yaml", route: "/en/experts/karl-widmer/", schema: "/nerd/schema/experts.json", renderedAt: "en", profileLang: "de", photo: "/experts/karl-widmer-800.webp", }, }, spec: { name: "Karl Widmer", role: "Senior System Engineer", bio: "Karl ist unser Home-Lab Experte & frisch gebackener Papa.", draft: false, }, status: { corpus: 315, certifications: 14, featured: 6, services: [ { ref: "services/storage", score: "0.49", }, { ref: "services/backup", score: "0.44", }, { ref: "services/disaster-recovery", score: "0.41", }, ], search: "/de/search.json", },};console.log(JSON.stringify(page, null, 2));

# 36 lines · YAML · validated at build# 53 lines · JSON · validated at build# 49 lines · TOML · validated at build# 53 lines · XML · validated at build# 59 lines · Python · read back at build, equals the JSON record# 56 lines · PowerShell · read back at build, equals the JSON record# 71 lines · Go · read back at build, equals the JSON record# 56 lines · JavaScript · read back at build, equals the JSON record

Senior System Engineer

Karl Widmer

Karl is our home lab expert and newly minted dad.

Experience
23 years of IT experience
Languages
DE · EN
  • 10 years internal IT
  • 13 years IT services provider
Focus Backup and Recovery 2.14 Cloud 1.92 Data Management 2.87 Virtualization 1.42
Vendors HPE Veeam VMware

Awards

  • VMware vExpert

Focus areas

  • VMware Cloud Foundation
  • Server Virtualization
  • Backup & Recovery

Technologies

Hardware HPE Server (ProLiant ML, DL), Dell Server (PowerEdge)
Virtualization VMware Cloud Foundation (vSphere, vSAN, VMware Aria Suite)
Data Management Software Defined Storage Solutions
Operating Systems Windows Server, Windows Desktop, macOS, Linux
Public Cloud AWS
Backup Veeam Backup & Replication

Certifications 14 · verified via Credly

VMware Certified Advanced Professional - VMware Cloud Foundation Storage 2026
Broadcom Partner Certification - Proven Professional - VCF Storage - Architecture 2026
Broadcom Partner Certification - Proven Professional - VCF Storage - Implementation 2026
Broadcom Partner Certification - Proven Professional - VCF Storage - Support 2026
VMware Certified Professional - VMware Cloud Foundation Support 2026
VMware Certified Professional - VMware Cloud Foundation Architect 2025

A selection. 8 further active certifications are not shown.

Project history 6 periods

  1. 2026

    High-Tech

    System Engineer

    Customer projects. Engagement management 60%. Technical training.

  2. 2025

    High-Tech

    System Engineer

    Various support work. Project involvement. Security hardening. Technical training.

  3. 2024

    High-Tech

    System Engineer

    Lifecycle management of the on-premises vSphere infrastructure. Migration of workloads to the public cloud. Building out further areas and services in the public cloud.

  4. 2023

    High-Tech

    System Engineer

    Assisted in planning and implementing a public cloud for the company. Migration of workloads and data.

  5. 2022

    High-Tech

    System Engineer

    Planning and execution of the vSphere 7 upgrade in both datacenters and edge locations worldwide.

  6. 2021

    Healthcare

    System Engineer

    IT-side merger of two clinics. Expansion of the existing server and storage infrastructure.

2011 - 2020

IT-side merger of companies. Building VMware vSphere server infrastructures. Various server projects for customers. Site networking. Data backup projects. Proactive services such as monitoring of critical systems. Datacenter migration projects. Sizing and building of cloud infrastructure. On-prem to cloud / cloud to cloud migrations.

Related services

Infrastructure 0.49

Storage
Infrastructure 0.44

Backup
Infrastructure 0.41

Disaster Recovery

Cookies and external services

We want to know how our pages are used. For that we rely on Google Analytics, on Google Ads and HubSpot for marketing, and on Google Maps for directions. None of it loads before you agree, and you can change your choice at any time under “Privacy settings” in the footer.

Controller: soulTec AG, Ueberlandstrasse 1, 8600 Dübendorf. Privacy policy