{"source":"Breaknorm","page":"https://breaknorm.co/tools/diameter","license":"https://breaknorm.co/terms","slug":"diameter","name":"Diameter","vendor":"IETF","category":"network-protocols","website":null,"jobs":{"companies":55,"postings":230,"posting_companies":88,"posted_30d":147,"companies_30d":55,"posted_90d":187,"companies_90d":66,"by_country":[["US",22],["GB",7],["FR",4],["IN",3],["AU",2],["ES",2],["FI",2],["SE",2],["BE",1],["BR",1],["CH",1],["DE",1]],"by_headcount":[["51-200",14],["10001+",12],["201-500",7],["5001-10000",5],["501-1000",5],["1001-5000",4],["11-50",4],["0-1",2],["2-10",2]],"by_vertical":[["utilities_infrastructure",25],["technology_software",22],["business_finance_services",3],["community_associations_public",2],["automotive",1],["media_content",1],["transport_logistics_rental",1]],"by_function":[["it_operations_and_business_systems",57,26],["software_engineering",36,24],["engineering_non_software",18,9],["product_program_and_project_management",11,6],["customer_service_and_success",7,5],["sales",7,4],["marketing_and_communications",3,2],["legal_compliance_and_risk",2,1],["construction_and_civil",1,1],["general_management_and_consulting",1,1],["unknown",1,0]],"co_tech":[["linux",116,50],["sip",112,48],["ss7",109,41],["ibm-ims",86,37],["kubernetes",86,38],["5g",76,28],["wireshark",76,29],["sigtran",63,28],["volte",60,28],["tcp-ip",51,34],["docker",48,26],["soap",41,12],["aws",34,16],["lte",34,19],["openstack",33,16],["ldap",30,7],["oracle",26,15],["unix-shell",26,14],["ansible",25,13],["java",24,15],["c",21,12],["cisco",21,10],["dns",21,18],["vmware",19,10],["google-cloud-platform",18,9],["radius",18,16],["rtp",18,14]]},"overlap":0,"dns":null,"outbound":null,"top_note":"Companies with 51+ employees and at least medium-confidence evidence in their own postings; job boards and portals left out.","top_total":36,"top":[{"domain":"holafly.com","name":"Holafly","country":"GB","city":"Dublin 1","headcount":"201-500","leaf":"travel_esim_providers","summary":"Holafly is a service provider that sells travel eSIMs for international mobile data."},{"domain":"telefonica.com","name":"Telefónica","country":"ES","city":"Madrid","headcount":"10001+","leaf":"it_and_telecoms_provider","summary":"Telefónica is a telecommunications company that provides digital connectivity and advanced network services to citizens and companies across Spain, Germany, the."},{"domain":"proximus.com","name":"Proximus Group","country":"BE","city":"Saint-Josse-Ten-Noode","headcount":"10001+","leaf":"it_and_telecoms_provider","summary":"Proximus Group is a telecommunications and ICT services company that provides telecom, fixed fiber, 5G and mobile network, and worldwide digital communications."},{"domain":"inabia.com","name":"Inabia Software & Consulting Inc","country":"US","city":"Bellevue","headcount":"51-200","leaf":"custom_software_development_agencies","summary":"Inabia Software & Consulting Inc is a software and IT services company that provides software development, cloud services, AI/ML, cybersecurity, and managed ser."},{"domain":"singtel.com","name":"Singtel","country":"SG","city":"Eunos Road 8","headcount":"10001+","leaf":"mobile_network_operators","summary":"Singtel is a mobile telecommunications provider that offers unlimited 5G+ priority phone plans and sells mobile phones online."},{"domain":"tele2.com","name":"Tele2","country":"SE","city":"Kista","headcount":"5001-10000","leaf":"it_and_telecoms_provider","summary":"Tele2 is a mobile telecommunications operator that provides wholesale, carrier and messaging services for consumers and businesses across Lithuania, Latvia, Est."},{"domain":"transatel.com","name":"Transatel","country":"US","city":"Genève 5","headcount":"201-500","leaf":"it_and_telecoms_provider","summary":"Transatel is a service provider that offers mobile telephony, IoT and M2M connectivity, and private LTE and 5G networks for businesses and enterprises."},{"domain":"telecelgroup.com","name":"Telecel Group","country":"GB","city":null,"headcount":"1001-5000","leaf":"it_and_telecoms_provider","summary":"Telecel Group is a telecommunications, fintech and technology group that operates mobile businesses, wholesale services and innovation platforms across multiple."},{"domain":"iliad.fr","name":"Groupe iliad","country":"FR","city":null,"headcount":"10001+","leaf":"it_and_telecoms_provider","summary":"Groupe iliad is a French telecommunications group that operates mobile networks, cloud and AI infrastructure, and internet access for consumers and businesses."},{"domain":"tnsi.com.br","name":"TNS América Latina","country":"BR","city":"Manaíra","headcount":"51-200","leaf":"it_and_telecoms_provider","summary":"TNS América Latina is a connectivity and managed network services provider that offers payment network management, terminal as a service, and managed SIM card o."},{"domain":"lcra.org","name":"LCRA","country":"US","city":null,"headcount":"1001-5000","leaf":"government_agencies_and_ministries","summary":"LCRA is a public utility in Texas that provides electric power, electric transmission, water supply, and parks and recreation for more than a million people."},{"domain":"deutschetelekomitsolutions.hu","name":"Deutsche Telekom IT Solutions","country":null,"city":null,"headcount":"5001-10000","leaf":"it_services_and_consulting","summary":"Deutsche Telekom IT Solutions is an IT services provider that works with international customers to raise their IT services and infrastructure to a higher level."},{"domain":"vodafone.com","name":"Vodafone","country":"GB","city":"Newbury","headcount":"10001+","leaf":"it_and_telecoms_provider","summary":"Vodafone is a telecommunications provider that operates mobile and broadband networks, connectivity, security and cloud services for consumers and businesses of."},{"domain":"1global.com","name":"1GLOBAL","country":"PL","city":"London","headcount":"501-1000","leaf":"it_and_telecoms_provider","summary":"1GLOBAL is a telco solutions provider that offers embedded telco, eSIM and global connectivity services for enterprise, finance, tech and travel, and mobile ope."},{"domain":"t-systems.com","name":"T-Systems","country":"US","city":null,"headcount":"10001+","leaf":"it_services_and_consulting","summary":"T-Systems is a service provider that delivers cloud services, artificial intelligence, cybersecurity and IT outsourcing for businesses, enterprises and public a."},{"domain":"covalenseglobal.com.au","name":"Covalense Global","country":"AU","city":"Gachibowli","headcount":"51-200","leaf":"custom_software_development_agencies","summary":"Covalense Global is a technology services company that provides application development, digital transformation, and enterprise data management for businesses a."},{"domain":"egis-group.com","name":"Egis","country":"GB","city":null,"headcount":"10001+","leaf":"mep_engineering_consulting","summary":"Egis is an international engineering and infrastructure company that provides design, engineering, programme and project management, and infrastructure manageme."},{"domain":"starhub.com","name":"StarHub","country":"US","city":null,"headcount":"1001-5000","leaf":"consumer_isp_broadband","summary":"StarHub is a telecommunications provider that offers mobile phones, mobile plans, broadband internet and entertainment TV packages for personal, SME and enterpr."},{"domain":"nokia.com","name":"Nokia","country":"FI","city":"Espoo","headcount":"10001+","leaf":"it_and_telecoms_provider","summary":"Nokia is a technology company that provides network solutions for AI and cloud providers, telecommunication providers, and mission-critical enterprises."},{"domain":"azalio.io","name":"Azalio","country":"IN","city":"DLF QE","headcount":"51-200","leaf":"it_services_and_consulting","summary":"Azalio is a service provider that enables global ICT players with customized offerings in cloud, cyber security, data analytics and resourcing."}],"footprint_top_total":0,"footprint_top_note":"Companies with 1,000+ employees whose website or DNS carries Diameter but whose postings never name it: the part of the market job data alone misses.","footprint_top":[],"countries":[],"as_of":"2026-11-04","updated_at":"2026-11-04","hash":"9faff6ff47f5666c","index_tier":1,"prev":{"as_of":"2026-11-03","footprint":0,"jobs_companies":55}}