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Company · IT services & consulting

Ciena

As of 3 November 2026, Ciena has 152 open roles (78 new in 30 days), its engineering (non-software) team is hiring most, and its postings name Python, MATLAB and C++ as the tools the team works in.

As of 3 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Hanover, United States201-500 employees10M-50M revenue, est.B2Bciena.ca ↗LinkedIn ↗
Headquarters
Hanover, Maryland, United States
Employees
201-500 employees (estimated)
Sells to
service providers, enterprises, colocation providers
Certifications on site
Site languages
EN
Career system
Workday
152open roles · 78 new in 30 days
14tools named in postings
Argentina, Australia, Canada, Germany, United Kingdom, India, Italy, Japan, Mexico, PH, Poland, TH, United States, VNhiring locations
0change signals read in postings
02What they do, whom they sell to, who else does it

Ciena in one screen

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

What Ciena does

Ciena is a networking technology company that provides networking systems, components, automation software, and services for data transmission and network management. Its offerings span cloud and AI networking, access and aggregation, metro and edge, long haul, submarine, open line systems, secure networking, and AI-driven operations. It serves service providers, enterprises, federal government, financial services, healthcare, research and education, transportation, and utilities.

cloud and ai networkingaccess and aggregationmetro and edge networkslong haul solutionssubmarine networkingopen line systemssecure networkingai-driven operations
Whom it sells to

Named on the site: service providers, enterprises, colocation providers, federal government, financial services, healthcare, research and education, transportation, utilities.

Seen in buyers' own postings: technology & software, utilities & infrastructure, business & finance services; mostly 1001-5000 employees and 201-500 employees; United States (55) and Australia (2).

Technology & software · 30Utilities & infrastructure · 29Business & finance services · 6Property & construction · 5Consumer services & leisure · 2
Who else sells this

Nearest companies by what they do, sell and whom they serve, 51+ employees. 592 scored.

Zen SystemsIndia · 51-200 employeesCynet SystemsUnited States · 1001-5000 employeesNetceedUnited States · 51-200 employeesCIS NigeriaNG · 201-500 employeesBluelan NetworksIndia · 51-200 employeesCYLON TECHNOLOGIESUnited States · 201-500 employees
Customers we can see · 76

Companies whose own job postings name Ciena as the system their team works in. Ideal-customer examples, not a reference list from the vendor.

Univerzita Pavla Jozefa Šafárika v KošiciachUniversities · Košice 1, Slovakia1001-5000 employees
Central Virginia Electric CooperativeElectricity grid operators · Lovingston, United States51-200 employees
CoreWeaveGpu cloud & ai compute · Livingston, United States501-1000 employees
GTAMobile network operators · Barrigada, GU201-500 employees
SCALISAI recruiting talent software · Boulder, United States2-10 employees
Dentistry for ChildrenPediatric practice · United States2-10 employees
FiberLightFixed & fibre network operators · Allen, United States51-200 employees
MetaConsumer electronics manufacturers · United States10,001+ employees
03Tech stack, with the evidence

What Ciena 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.

PythonEngineering (non-software) · high confidence · 50 postings
• Utilize Python scripting to automate test environments, control laboratory instruments, perform data analysis, and improve engineering efficiency.
Senior Optical Engineer · first seen 2026-05-28
MATLABEngineering (non-software) · high confidence · 16 postings
This position emphasizes behavioral modeling using C++ and SystemC, tightly integrated with MATLAB-based system simulations, firmware bring-up flows, and lab validation.
Senior Analog & Mixed-Signal Modelling Architect · first seen 2026-05-28
C++Software engineering · high confidence · 24 postings
• Design, code, and maintain drivers, diagnostics, and applications using C, C++, and Python.
Senior Embedded Software Engineer · first seen 2026-05-28
Power BIhigh confidence · 12 postings
• Design integrations with Snowflake, Power BI, ERP, CRM, and HR systems in partnership with Data Engineering.
Lead Solution Architect (Anaplan) · first seen 2026-05-04
LinuxSoftware engineering · high confidence · 17 postings
• Design embedded software in C running on Linux to configure ASIC and hardware components
Senior Software Engineer · first seen 2026-06-03
ServiceNowhigh confidence · 6 postings
Drive the technical strategy and long-term success of Ciena's ServiceNow platform while enabling scalable, secure, and business-focused solutions.
Platform Lead · first seen 2026-06-01
Cadence Design SystemsEngineering (non-software) · high confidence · 12 postings
• Perform RF circuit simulations with the Cadence tool suit (virtuoso, ADE, maestro, etc.).
Senior Analog RF Design Engineer · first seen 2026-06-02
C#Engineering (non-software) · high confidence · 7 postings
• Create C#-based automation tools for instrument control, assembly processes, and data acquisition.
Senior Fiber Coupling Engineer · first seen 2026-03-27
Salesforcehigh confidence · 7 postings
• Utilize sales and business tools effectively, including: Salesforce CRM Bid management applications Contract Lifecycle Management (CLM) tools
GCN Principal Sales, Cloud & Ai Components · first seen 2026-06-01
Microsoft Power Platformhigh confidence · 3 postings
• Design and develop automation solutions and workflows using Microsoft Copilot and Power Platform tools to reduce manual effort and improve operational efficiency.
AI & Automation Intern - GCN Services Business Operations · first seen 2026-09-16
Microsoft 365high confidence · 2 postings
Le rôle est axé sur l’optimisation des opérations et des processus d’affaires grâce aux technologies Microsoft 365, notamment l’automatisation, la collaboration, la productivité et l’efficacité.
Intern - Software Developer Technician · first seen 2026-10-26
Microsoft 365 Copilothigh confidence · 2 postings
The role will help operate Microsoft 365 Copilot and Copilot Studio, administer AI and LLM gateway capabilities, and establish consistent lifecycle controls for enterprise AI agents.
Senior Analyst , AI Operations & Governance · first seen 2026-10-22
Microsoft Graphhigh confidence · 2 postings
• Développer, mettre en œuvre et maintenir des solutions avec Power Automate, SharePoint et l’API Microsoft Graph afin d’améliorer la collaboration, la productivité et l’efficacité.
Intern - Software Developer Technician · first seen 2026-10-26
Microsoft SharePointhigh confidence · 2 postings
• Développer, mettre en œuvre et maintenir des solutions avec Power Automate, SharePoint et l’API Microsoft Graph afin d’améliorer la collaboration, la productivité et l’efficacité.
Intern - Software Developer Technician · first seen 2026-10-21
On the website or in DNS

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

facebook_pixelseen on ciena.ca
04Hiring

152 open roles, 149 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 engineering (non-software) in United States →

Open roles by team
open · new 30 d
Engineering (non-software)
53 · 22
Software engineering
19 · 8
Sales
15 · 7
Product, program & project management
13 · 10
IT operations & business systems
7 · 4
Procurement and purchasing
6 · 2
Marketing & communications
4 · 0
Quality, safety & environment
3 · 2
Customer service & success
2 · 3
Data & AI
2 · 2
Finance & accounting
2 · 0
Skilled trades and field service
2 · 0
Administration & office
1 · 1
Business development & strategy
1 · 1
Human resources
1 · 0
Legal, compliance & risk
1 · 1
Logistics warehouse and transport
1 · 0
Newest postings
05Signals

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 Ciena, with verified e-mails, and every change the moment it is posted.

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

Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

06Lookalikes

Companies like Ciena

Nearest by what they do, what they sell and whom they sell to, 51+ employees. 6 of 592 scored.

Zen SystemsIT services & consulting · India51-200 employees
Cynet SystemsIt & tech recruitment · United States1001-5000 employees
NetceedIt & telecoms provider · United States51-200 employees
CIS NigeriaIT services & consulting · NG201-500 employees
Bluelan NetworksIT services & consulting · India51-200 employees
CYLON TECHNOLOGIESIT services & consulting · United States201-500 employees
07Profile

From the company's own website

Legal nameCiena
IndustryTechnology & software · IT services & consulting
Offeringscloud and ai networking · access and aggregation · metro and edge networks · long haul solutions · submarine networking · open line systems · secure networking · ai-driven operations
Target customersservice providers · enterprises · colocation providers · federal government · financial services · healthcare · research and education · transportation · utilities
Geographic scopeinternational · also Canada
Reviews found
Public contact points0 role addresses · 3 phone numbers
Pages readhome
Datescrawled 2026-10-29 · profiled 2026-10-31 · hiring built 2026-11-02
Cite this

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

Ciena (Hanover, United States, 201-500 employees) has 152 open roles, 78 new in 30 days, and names 14 tools in its postings. (Breaknorm, 3 November 2026, https://breaknorm.co/company/ciena.ca)
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 ciena.ca: summary, offerings, customers, certifications and contact points are extracted from its pages, with a confidence score per field.
  • HiringRead hourly from the company's Workday 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

Ciena: questions

Does Ciena use Python?

Yes, by the company's own words: 50 postings name it, first seen 2026-05-28, in the engineering (non-software) team.

Is Ciena hiring?

152 open roles as of 3 November 2026, 78 opened in the last 30 days and 27 closed. The largest team hiring is engineering (non-software).

Where does this profile come from?

From ciena.ca itself: we crawled it on 2026-10-29, built the profile on 2026-10-31, and read its career site (Workday) hourly since. Headcount is from LinkedIn.

Who should I write to at Ciena?

The people are behind the login: decision makers by function, verified at the mail server when you open them. 0 public role addresses from the site are there too.

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