IP Use Case Designer - Hybrid, Madrid

UST Global

Location not specified Remote

Posted: December 24, 2025

Job Description

1 Opening
Madrid

Role description

We are still looking for the very Top Talent…and we would be delighted if you were to join our team!

More in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35.000 employees all over the world and presence in more than 35 countries. We are leaders on digital technology services, and we provide large-scale technologic solutions to big companies.

What we look for?

We are looking for a IP Use Case Designe , to join our team and work on exciting projects for one of our clients.

EXPERIENCE

Proven hands-on experience with Cisco NSO: service package development, service templates, and network element drivers (NEDs).
In-depth knowledge of Cisco Crosswork Network Controller (CNC) for SDN-based path computation, provisioning, and closed-loop automation.
Strong expertise in YANG data modeling for services and devices; ability to design, extend, and troubleshoot YANG modules.
Practical experience with NETCONF, RESTCONF, and gRPC for network programmability and integration with controllers/orchestrators.
Advanced Python programming skills, including development of automation scripts, API integrations, and data processing.
Advanced knowledge of network device CLI (Cisco IOS-XR, IOS-XE, Junos) for validation, troubleshooting, and fallback procedures.
Deep expertise in routing and transport protocols: BGP, OSPF, IS-IS, MPLS, SR-MPLS, EVPN, and traffic engineering (RSVP-TE, SR-TE).

Languages:

English C1

Spanish -C2

¿What can we offer?

23 days of Annual Leave plus the 24th and 31st of December as discretionary days!
Numerous benefits (Heath Care Plan, Internet Connectivity, Life and Accident Insurances).
`Retribución Flexible´ Program: (Meals, Kinder Garden, Transport, online English lessons, Heath Care Plan…)
Free access to several training platforms
Professional stability and career plans
UST also, compensates referrals from which you could benefit when you refer professionals.
The option to pick between 12 or 14 payments along the year.
Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime…)
UST Club Platform discounts and gym Access discounts

If you would like to know more, do not hesitate to apply and we’ll get in touch to fill you in details. UST is waiting for you!

In UST we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality. We have a special commitment to Disability & Inclusion, so we are interested in hiring people with disability certificate.

Skills

cisco nso,network element drivers,ip use case design,netconf,

About UST
UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

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