Company · Welding equipment manufacturers

ZELTWANGER_

As of 30 October 2026, ZELTWANGER has 24 open roles (5 new in 30 days), its manufacturing and production team is hiring most, and its postings name Siemens SINUMERIK 840D, ZEISS CALYPSO and PTC Creo as the tools the team works in.

As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Tübingen, Germany201-500 employees50M-250M revenue, est.B2Bzeltwanger.de ↗LinkedIn ↗
Headquarters
Tübingen, Baden-Württemberg, Germany
Employees
201-500 employees (linkedin)
Sells to
machining / machine building industry, battery industry, machine building industry
Certifications on site
iso_17025, ISO 9001
Site languages
DE, EN, CZ, IT, JA, ZH
Career system
Bewerbermanagement
24open roles · 5 new in 30 days
12tools named in postings
Germany, United Stateshiring locations
0change signals read in postings
02 — What they do, whom they sell to, who else does it

ZELTWANGER in one screen

Read from zeltwanger.de: what the company does, the customers it names, the buyers we can actually see, and the companies that sell the same thing.

What ZELTWANGER does

ZELTWANGER is a technology leader in high-tech machine building and sealing-test technology that provides contract manufacturing, sealing (leak) testing, and thermal management for machine-building customers. Its offerings include ZED-series leak test devices, custom sealing test solutions, end-of-line test systems, and heat exchanger manufacturing technology. The company also provides consulting, calibration, seminars, and remote maintenance.

ZED-series leak test devicescustom sealing test solutionsend-of-line test systemssealing test automationheat exchanger manufacturing technologysealing test seminars
Whom it sells to

Named on the site: machining / machine building industry, battery industry, machine building industry.

Who else sells this

Nearest companies by what they do, sell and whom they serve, 51+ employees. 587 scored.

Zesar TechnologyUnited States · 51-200 employeesShenyang Ziweiheng Testing Equipment Co., LtdChina · 201-500 employeesFreudenberg Sealing TechnologiesGermany · 10,001+ employeesZeppelin Aviation & Industrial ServiceGermany · 201-500 employeesHegewald & PeschkeGermany · 51-200 employeeswatttronGermany · 51-200 employees
03 — Tech stack, with the evidence

What ZELTWANGER says it runs

Tools named in the company's own postings as the team's systems, with the sentence that says so. What the website and DNS show is listed separately.

Siemens SINUMERIK 840Dmanufacturing and production · high confidence · 3 postings
• Herstellung von Einzelteilen, Prototypen und Kleinserien im Hochpräzisionsbereich an DMG MORI Drehmaschinen mit Siemens 840D-Steuerung, ausgestattet mit C-/Y-Achse
CNC-Dreher (m/w/d) · first seen 2025-11-07
ZEISS CALYPSOQuality, safety & environment · high confidence · 1 posting
• Bedienung (unter Verwendung der ZEISS CALYPSO Software) von 3D-Koordinatenmessmaschinen ZEISS ACCURA und ZEISS CONTURA
Mitarbeiter Qualitätssicherung (m/w/d) für die Nachtschicht · first seen 2026-10-21
PTC CreoEngineering (non-software) · high confidence · 1 posting
• Nach der Ausbildung kannst du sicher im Konstruktionsprogramm CREO arbeiten, bist sicher im Erstellen von Zeichnungen und kennst dich im Bereich von Normen sehr gut aus
Ausbildung zum Technischen Produktdesigner (m/w/d) ab 01.09.2027 · first seen 2026-08-11
SAPAdministration & office · medium confidence · 3 postings
• Sicherer Umgang mit ERP-Systemen (SAP-Kenntnisse von Vorteil), MS Office sowie KI-Anwendungen
Einkäufer (m/w/d) · first seen 2026-09-11
Microsoft OfficeAdministration & office · medium confidence · 2 postings
• Sicherer Umgang mit ERP-Systemen (SAP-Kenntnisse von Vorteil), MS Office sowie KI-Anwendungen
Einkäufer (m/w/d) · first seen 2026-09-11
Microsoft ExcelAdministration & office · medium confidence · 1 posting
• Sehr gute Kenntnisse in Microsoft Office, insbesondere PowerPoint und Excel
Technische Assistenz der Geschäftsführung und Unternehmensentwicklung (m/w/d) · first seen 2026-10-05
Microsoft PowerPointAdministration & office · medium confidence · 1 posting
• Sehr gute Kenntnisse in Microsoft Office, insbesondere PowerPoint und Excel
Technische Assistenz der Geschäftsführung und Unternehmensentwicklung (m/w/d) · first seen 2026-10-05
Helium 10 · low confidence · 1 posting
• Idealerweise erste Erfahrungen in Bereich der Dichtheitsprüfung mit Luft und/oder Helium
Servicetechniker (m/w/d) · first seen 2026-10-05
Power BIAdministration & office · low confidence · 1 posting
• Kenntnisse in SAP, Power BI, Salesforce oder vergleichbaren Systemen sind von Vorteil
Technische Assistenz der Geschäftsführung und Unternehmensentwicklung (m/w/d) · first seen 2026-10-05
SalesforceAdministration & office · low confidence · 1 posting
• Kenntnisse in SAP, Power BI, Salesforce oder vergleichbaren Systemen sind von Vorteil
Technische Assistenz der Geschäftsführung und Unternehmensentwicklung (m/w/d) · first seen 2026-10-05
Cmanufacturing and production · low confidence · 1 posting
• Herstellung von Einzelteilen, Prototypen und Kleinserien im Hochpräzisionsbereich an DMG MORI Drehmaschinen mit Siemens 840D-Steuerung, ausgestattet mit C-/Y-Achse
CNC-Dreher (m/w/d) · first seen 2025-11-07
hyperMILLmanufacturing and production · low confidence · 1 posting
• Erfahrung mit hyperMILL-Software
CAM-Programmierer (m/w/d) in den USA · first seen 2026-09-18
On the website or in DNS

Vendors whose code loads on zeltwanger.de or whose records sit in its DNS. Page plumbing (libraries, fonts, consent banners) is left out.

appleseen on zeltwanger.deCitrixseen on zeltwanger.deLinkedInseen on zeltwanger.de
Microsoft 365seen on zeltwanger.de
microsoft_teamsseen on zeltwanger.de
04 — Hiring

24 open roles, 18 opened in 90 days

Read hourly from the company's career system. Open roles and new roles in the last 30 days, by team. Companies hiring manufacturing and production in Germany →

Open roles by team
open · new 30 d
manufacturing and production
11 · 2
skilled trades and field service
3 · 1
Administration & office
2 · 1
Engineering (non-software)
1 · 0
General management & consulting
1 · 0
procurement and purchasing
1 · 0
Quality, safety & environment
1 · 1
Software engineering
1 · 0
Unclassified
1 · 0
Newest postings
05 — Signals

What is changing, read from the postings

Intents are events the employer states about itself, each with the sentence and the posting it came from.

No change signals read in the current postings.

Decision makers at ZELTWANGER, with verified e-mails, and every change the moment it is posted.

Sales, marketing and IT leaders by function. Add ZELTWANGER to a monitor and get a webhook when a role opens, a tool appears or a signal is read.

Free plan: 1,000 records, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

06 — Lookalikes

Companies like ZELTWANGER

Nearest by what they do, what they sell and whom they sell to, 51+ employees. 6 of 587 scored.

Zesar TechnologyWelding equipment manufacturers · United States51-200 employees
Shenyang Ziweiheng Testing Equipment Co., LtdElectrical equipment manufacturers · China201-500 employees
Freudenberg Sealing TechnologiesConstruction chemicals & adhesives · Germany10,001+ employees
Zeppelin Aviation & Industrial ServiceIndustrial ndt inspection · Germany201-500 employees
Hegewald & PeschkeTesting laboratories · Germany51-200 employees
watttronOther electronics & electrical manufacturing · Germany51-200 employees
07 — Profile

From the company's own website

Legal nameZELTWANGER
IndustryManufacturing & industry · Welding equipment manufacturers
OfferingsZED-series leak test devices · custom sealing test solutions · end-of-line test systems · sealing test automation · heat exchanger manufacturing technology · sealing test seminars
Target customersmachining / machine building industry · battery industry · machine building industry
Geographic scopeinternational · also Austria
Reviews found
Public contact points5 role addresses · 3 phone numbers
Pages readprivacy, team, machinery, home, imprint, careers, about, services
Datescrawled 2026-07-26 · profiled 2026-08-15 · hiring built 2026-10-28
Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

ZELTWANGER (Tübingen, Germany, 201-500 employees) has 24 open roles, 5 new in 30 days, and names 12 tools in its postings. (Breaknorm, 30 October 2026, https://breaknorm.co/company/zeltwanger.de)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • ProfileBuilt from zeltwanger.de: summary, offerings, customers, certifications and contact points are extracted from its pages, with a confidence score per field.
  • HiringRead hourly from the company's Bewerbermanagement career site; reposts collapse into one record.
  • Tech stackTools the employer's own text names as the team's systems, with the quote; website scripts counted separately.
  • HeadcountLinkedIn where known, otherwise estimated from the site.
FAQ

ZELTWANGER: questions

Does ZELTWANGER use Siemens SINUMERIK 840D?

Yes, by the company's own words: 3 postings name it, first seen 2025-11-07, in the manufacturing and production team.

Is ZELTWANGER hiring?

24 open roles as of 30 October 2026, 5 opened in the last 30 days and 0 closed. The largest team hiring is manufacturing and production.

Where does this profile come from?

From zeltwanger.de itself: we crawled it on 2026-07-26, built the profile on 2026-08-15, and read its career site (Bewerbermanagement) hourly since. Headcount is from LinkedIn.

Who should I write to at ZELTWANGER?

The people are behind the login: decision makers by function, verified at the mail server when you open them. 5 public role addresses from the site are there too.

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