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Compare · routing switching wireless

Cisco Catalyst VS Junos OS

As of 30 October 2026, Junos OS is named by 109 companies and Cisco Catalyst by 345; Cisco Catalyst skews to companies under 200 people (32% vs 44%), Junos OS to companies over 1,000 (31% vs 49%).

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

The website-and-DNS footprint is not comparable between a marketing suite and a CRM: Cisco Catalyst's script and mail records show on hundreds of thousands of small sites, Junos OS rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.

Cisco Catalyst: 2–200 employees
32%
Junos OS: 2–200 employees
44%
Cisco Catalyst: 1,000+ employees
49%
Junos OS: 1,000+ employees
31%
Postings per company, 90 days
3.4 · 3.9
Website or DNS footprint
0 · 0
345companies name Cisco Catalyst
109companies name Junos OS
0name both
1,172 · 424postings in 90 days, Cisco Catalyst · Junos OS
02Side by side

Who chooses which

Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.

By company size
SegmentCisco CatalystshareJunos OSshareLeans
Self-employed21%11%even
2-10 employees185%87%Junos OS
11-50 employees4413%1413%even
51-200 employees5014%2624%Junos OS
201-500 employees3310%2018%Junos OS
501-1000 employees309%66%Cisco Catalyst
1001-5000 employees6820%1716%Cisco Catalyst
5001-10000 employees329%66%Cisco Catalyst
10,001+ employees6820%1110%Cisco Catalyst
By industry
SegmentCisco CatalystshareJunos OSshareLeans
Technology & software11734%6459%Junos OS
Business & finance services6218%76%Cisco Catalyst
Manufacturing & industry4714%1211%Cisco Catalyst
Health care3410%22%Cisco Catalyst
Utilities & infrastructure165%1514%Junos OS
Commerce & trade154%11%Cisco Catalyst
Public, community & associations154%33%even
Consumer services & leisure134%33%even
Transport, logistics & rental82%––outside top 12
Media & content72%22%even
Property & construction62%––outside top 12
Automotive21%––outside top 12
By country
SegmentCisco CatalystshareJunos OSshareLeans
United States24270%8376%Junos OS
United Kingdom278%76%even
Canada113%––outside top 12
Australia82%44%even
Germany82%44%even
France82%11%even
India62%11%even
Belgium41%––outside top 12
Netherlands41%11%even
Switzerland31%11%even
Ireland31%––outside top 12
Japan31%––outside top 12
Poland––22%outside top 12
Czechia––11%outside top 12
Mexico––11%outside top 12
Singapore––11%outside top 12
Postings by team (share of each tool's postings)
SegmentCisco CatalystshareJunos OSshareLeans
IT operations & business systems73850%35962%Junos OS
Software engineering15310%5610%even
Agriculture and environment795%10%Cisco Catalyst
Engineering (non-software)393%203%even
Customer service & success383%153%even
Logistics warehouse and transport342%––outside top 12
Sales332%295%Junos OS
Product, program & project management302%20%even
Data & AI232%––outside top 12
Finance & accounting181%––outside top 12
Healthcare support and caregiving171%––outside top 12
Education & training151%10%even
Skilled trades and field service––41%outside top 12
General management & consulting––20%outside top 12
Quality, safety & environment––20%outside top 12
Administration & office––10%outside top 12
Cite this

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

Junos OS is named by 109 companies in job postings and Cisco Catalyst by 345; 0 name both. (Breaknorm, 30 October 2026, https://breaknorm.co/compare/cisco-catalyst-vs-juniper-junos)
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 →

  • Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
  • Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
  • SegmentsCountry, size and industry from the company profile built from its website.
  • Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
FAQ

Cisco Catalyst vs Junos OS: questions

Which is more used, Cisco Catalyst or Junos OS?

By companies naming it in their own job postings, Cisco Catalyst (345) over Junos OS (109). By website-and-DNS footprint, Junos OS (0 vs 0), because its scripts and mail records sit on many small company sites.

Who chooses Cisco Catalyst?

32% of Cisco Catalyst companies have 2 to 200 employees, against 44% for Junos OS. 49% of Cisco Catalyst companies have over 1,000 employees, against 31% for Junos OS.

Do companies run both?

0 companies name both in their postings, usually Cisco Catalyst in marketing and Junos OS in sales, or during a migration.

Where do these numbers come from?

From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.

Companies and people

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Every company on either tool,
with the person who owns it

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