Castronuno Other Job Listings

Indeed

C++ Software Developer

Summary: Seeking a VoIP Systems Developer with strong C++ skills to design, optimize, and maintain telecommunication solutions based on IP communication protocols for railway systems. Highlights: 1. Design and optimize telecommunication solutions for railway systems 2. Implement and optimize VoIP protocols like SIP, RTP, and RTCP 3. Collaborate with network teams and implement cybersecurity measures If you always dreamed about designing the KIIT of the future... Your place is here! **We are looking for a VoIP Systems Developer with strong C\+\+ skills and experience in VoIP technologies.** **You will be part of a multidisciplinary team in charge of developing and optimising telecommunication solutions based on IP communication protocols for railway systems.** If you have experience in the design, implementation and optimisation of VoIP systems and a strong command of C\+\+, this is your opportunity! We´ll get to the point; we'll tell you what's not on the web. If you want to know more about us go to GMV website **WHAT CHALLENGE WILL YOU BE TAKING ON?** Your main responsibilities will be: * **Design, develop and maintain VoIP solutions** using C\+\+ as the main language. * **Implement and optimise VoIP protocols** such as SIP (Session Initiation Protocol), RTP (Real\-time Transport Protocol), and RTCP (Real\-time Transport Control Protocol) for voice and video communications. * **Collaborate with network teams** to ensure efficient integration with VoIP servers and devices. * **Perform debugging and troubleshooting in VoIP environments**, ensuring high availability and quality of service. * **Implement cybersecurity measures in VoIP communications**. **WHAT DO WE NEED IN OUR TEAM?** For this position, we are looking for **Graduates in Computer Engineering or similar with experience in:** **VoIP technologies:** * **SIP (Session Initiation Protocol)**: You must be proficient in this protocol both in theory and in practice. This includes the ability to implement SIP clients and servers, as well as interaction with other SIP\-based communication platforms. * **RTP (Real\-time Transport Protocol) and RTCP (Real\-time Transport Control Protocol)**: Experience working with these protocols for real\-time voice and video transmission. The ability to manage aspects such as media synchronisation, latency and quality of service (QoS) will be an asset. * **SDP (Session Description Protocol)**: Knowledge in the use of SDP to describe multimedia sessions and negotiate codec and media parameters in VoIP systems. * **PJSIP or OpenSIPS**: Experience with these libraries or frameworks for the development of VoIP solutions. Ability to work with PJSIP for the management of multiple SIP channels is an asset. * **Asterisk or FreeSWITCH server**: Experience in configuring and customising VoIP servers based on Asterisk or FreeSWITCH for call management, conferencing and other communication services. **C\+\+** and Familiarity with libraries for multimedia processing (e.g. GStreamer, FFmpeg). **WHAT DO WE OFFER?** **Hybrid working model** and **8 weeks** per year of **teleworking outside** your usual **geographical area.** **Flexible** start and finish **times**, and intensive working hours Fridays and in summer. **Personalized career plan** development, training and **language learning** support. National and international **mobility**. Do you come from another country? We can offer you a **relocation package**. **Competitive compensation** with ongoing **reviews**, flexible compensation and discount on brands. Wellbeing program: Health, dental and accident **insurance; free fruit and coffee**, physical, mental and financialhealth training, and much more! * ️ In our recruitment processes you will always have telephone and personal contact, face\-to\-face or online, with our talent acquisition team. In addition, bank transfers and bank cards will never be requested. If you are contacted through any other process, please write to our team at privacy@gmv.com ❤️We promote equal opportunities in recruitment, and we are committed to inclusion and diversity. **WHAT ARE YOU WAITING FOR? JOIN US** \#LI\-Hybrid If you have any questions please do not hesitate to contact **Alejandra Estévez Melgarejo**, in charge of this vacancy. Alejandra Estévez Melgarejo \#LI\-Hybrid

G7QF+H9 Laguna de Duero, Spain

SIEM Specialist – International Project (Paris)64960898946179121

Indeed

SIEM Specialist – International Project (Paris)

We are expanding our **Cybersecurity Infrastructure team** to work on a critical service for an international agency. You can join us in Madrid, Valladolid, Seville, Barcelona, Valencia or Zaragoza, before **being assigned to Paris**. We´ll get to the point; we'll tell you what's not on the web. If you want to know more about de GMV **WHAT CHALLENGE WILL YOU BE TAKING ON?** **This is not an incident response position**. Your goal will be to improve the performance of the SIEM every week by reducing false positives, improving detection, ensuring data is parsed correctly, optimizing integration, and improving reporting. As a member of our team, **you will oversee the SIEM security systems** for one of our key clients, **ensuring the tools operate under optimal conditions.** Your daily tasks will consist of: * Engineering security monitoring tools * Managing and optimizing correlation rules * Identifying and implementing improvements to the SIEM platform * Managing configuration changes * Identifying and developing SIEM use cases * Developing collectors and connectors * Participating in security committees * Developing and improving procedures and playbooks * Producing performance reports and contributing to the continuous improvement of the service * Liaising with SIEM manufacturers regarding upgrades, the roadmap and best practices **WHAT DO WE NEED IN OUR TEAM?** For this position, we are looking for graduates with **experience in SIEM solutions** who are willing to **work onsite at our client's offices in Paris.** You must have a solid foundation in Linux systems, networks, and log management. We value certifications in **SIEM solutions** (QRadar/Splunk/Sentinel/ArcSight), **Security\+, or CISSP**, as well as experience in SOAR, automation, and scripting (Python/PowerShell). **WHAT DO WE OFFER?** Hybrid working model and 8 weeks per year of teleworking outside your usual geographical area. Flexible start and finish times, and intensive working hours Fridays and in summer. Personalized career plan development, training and language learning support. National and international mobility. Do you come from another country? We can offer you a relocation package. Competitive compensation with ongoing reviews, flexible compensation and discount on brands. Wellbeing program: Health, dental and accident insurance; free fruit and coffee, physical, mental and financial health training, and much more! * ️ In our recruitment processes you will always have telephone and personal contact, face\-to\-face or online, with our talent acquisition team. In addition, bank transfers and bank cards will never be requested. If you are contacted through another process, please get in touch with the person responsible for the selection process. ❤️ We promote equal opportunities in recruitment, and we are committed to inclusion and diversity. **WHAT ARE YOU WAITING FOR? JOIN US** \#LI\-Hybrid If you have any questions please do not hesitate to contact Natalia Serrano Madrid, in charge of this vacancy. nserrano.ext@gmv.com Natalia Serrano Madrid

G7QF+H9 Laguna de Duero, Spain

Forestry Technician or Graduate in Forestry Engineering_Pests64733531212161122

Indeed

Forestry Technician or Graduate in Forestry Engineering_Pests

**Positions Available** ---------------------- 1 **Company** ----------- Tragsa **Project / Reason for Hiring** --------------------------------- Empresa de Transformación Agraria, S.A., S.M.E., M.P., the parent company of the TRAGSA GROUP, specialized in activities related to rural development and nature conservation, seeks to hire 1 Forestry Technician or Graduate in Forestry Engineering_Pests (Zamora) in Zamora. **Work Location** -------------------- * Zamora **Functions and Responsibilities** ---------------------- * Identification of forest diseases and pests. * Conducting surveys in forest stands. * Recording inventory data on mobile devices or other formats. * Supervising assigned personnel and equipment. * Complying with all environmental regulations and occupational health and safety (PRL) requirements. * Performing duties inherent to this position. **Specific Requirements** -------------------------- Applicants must substantiate compliance with the requirements by attaching the following documents, as applicable, in the “Annexes” section of the application (or during the selection process): * Official academic degree certificate or proof of payment of fees for issuance of the academic degree. * Employment record and/or employment contract verifying and certifying the required professional experience. * Academic internship annexes verifying and certifying the required academic experience, where applicable. ### **Education** #### **Qualifications** * Hold a degree in Technical Forestry Engineering or a Bachelor’s Degree in Forestry Engineering (degree officially recognized in Spain or an equivalence certificate issued by the General Secretariat of Universities). ### **Other Mandatory Requirements** * Valid Class B driving license. **Merit Criteria (Evaluated)** ------------------------ ### **Education** #### **Additional Training** * In the application of phytosanitary products. ### **Prior Experience** * From 1 day to 6 months of experience in activities related to forest pests (verifiable via employment record/employment contract). * From 1 day to 6 months of experience in the public sector (verifiable via employment record/employment contract). **Observations** ----------------- * The application period is open from today, December 12, 2025, until December 17, 2025, at 23:59 (Peninsular Time). A fixed-term contract of approximately 6 months is offered, extendable up to a maximum total duration of 12 months, if applicable. Full-time position. No application submitted outside the specified timeframe or format will be accepted. In case of doubts or issues regarding registration, please contact us via email at seleccion@tragsa.es before 12:00 noon on the second-to-last working day of the application period stated in this job posting. General guidelines for the selection of temporary staff, according to the standard procedure applied by Grupo Tragsa, are published and accessible on the corporate external website: https://www.tragsa.es/es/equipo\-humano/unete\-a\-nuestro\-equipo/ofertas\-empleo\-temporal/Documents/bases\-generales\-ofertas\-empleo\-temporal.pdf

C. Conejo, 3, 49026 Zamora, Spain

Hotel Receptionist (Night Shift)64146492085890123

Indeed

Hotel Receptionist (Night Shift)

We are looking for a **NIGHT SHIFT RECEPTIONIST** to join our team at Hotel Escuela San Cristobal. Do you have experience as a receptionist and/or administrator? This is your opportunity to become part of our team! **Main responsibilities**: * Customer service during the night shift (check\-in, check\-out, phone support) * Monitoring security cameras. * Reservation management and daily cash closing. * Processing weekly orders. * Document filing. * Other administrative tasks such as consumption statistics, reservations, etc. **Requirements**: * Previous experience in reception (desirable, but not mandatory). * Strong communication and customer service skills. * Availability to work night shifts. * Professional appearance and attitude. * Valid driver's license and personal vehicle, or residence in La Cistérniga. **We offer**: * Immediate start. * Initial training provided by the company. * Opportunities for career development within the hotel. **Interested?** Send your updated CV to personas@hotelescuelasancristobal.com Job type: Full-time Work location: On-site

J5RW+63 Arroyo de la Encomienda, Spain

Indeed

PLC Programmer

**About Lear \& WIP Plant:** Lear Corporation is a global leader in automotive technology, specializing in seating and E\-Systems. With a strong focus on innovation and advanced manufacturing, Lear operates in over 35 countries. The **WIP Plant in Valladolid**, recently acquired by Lear, is an **out\-of\-motion facility** now being revitalized as part of Lear’s expansion in industrial automation and production efficiency. This is a unique opportunity to be part of a new chapter in the plant’s transformation, contributing to cutting\-edge automation solutions in a dynamic and growing environment. Lear Corporation’s plant in Valladolid, Spain, develops advanced automation solutions for manufacturing, including customized robotics and AI\-based systems. **Role Overview:** Responsible for programming and commissioning PLCs and industrial robots for automated machinery. **Key Responsibilities:** * Develop, program, and commission PLCs (mainly Siemens) and HMIs. * Program and integrate industrial robots (ABB, Kuka, Fanuc, Yaskawa). * Configure and troubleshoot industrial systems (networks, servo systems, marking equipment). * Interpret and manage electrical and pneumatic diagrams. * Test, validate, and commission machines at the client’s site. * Provide support for program maintenance and troubleshooting. **Requirements:** * Degree in Industrial Automation, Electrical Engineering, or related field. * Minimum 2 years of experience (new graduates considered). * Experience with PLC programming, robotics, and industrial automation. * Proficiency in Siemens Step 7, TIA Portal, and robot programming (KUKA, ABB, FANUC). * Good English skills (spoken and written). **Key Competencies:** * Strong organizational and problem\-solving skills. * Proactive and results\-driven mindset. * Ability to adapt to change and work collaboratively. * Customer\-focused with a service\-oriented approach. This is a great opportunity to **join Lear at WIP Plant in Valladolid** and be part of an exciting transformation in industrial automation and smart manufacturing!

C. Berlín, 2, 47008 Valladolid, Spain

KITCHEN STAFF FOR EARLY CHILDHOOD EDUCATION SCHOOL FIRST CYCLE63841962455169125

Indeed

KITCHEN STAFF FOR EARLY CHILDHOOD EDUCATION SCHOOL FIRST CYCLE

Megadiver Socioeducativa S.L. is selecting kitchen staff to carry out occasional replacements. Requirements: \- No qualification required. \- Immediate availability. \- No experience required. Job type: Full time, Part time, Temporary contract Work location: Onsite employment

G7QF+H9 Laguna de Duero, Spain