NetOps Engineer

G+D makes the lives of billions of people around the world more secure. We shape trust in the digital age with built-in security tech in three segments: Digital Security, Financial Platforms and Currency Technology. We have been a reliable partner for our customers for over 170 years with our innovative solutions for SecurityTech! We are an international technology group and traditional family business with over 14,000 employees in 40 countries. Creating Confidence is our path to success. Trust is the basis of our collaboration within G+D.

We are the reliable partner for all challenges resulting from the Internet of Things. We offer a complete connectivity portfolio for mobile network operators, automotive manufacturers, technology companies such as chip and module manufacturers as well as transport and logistics providers. Our portfolio includes highly secure solutions in the area of connectivity & IoT, from classic SIM, eSIM and iSIM, to the associated embedded operating systems and life cycle management, through to services for global connectivity and IoT solutions. Do you want to actively shape the digital transformation with us?

Giesecke+Devrient is a global company that offers security technologies, both in the physical and digital world. Every day, billions of people benefit from G+D innovations in their personal and business lives. We develop, manufacture, and distribute products and solutions for the safeguarding of payment processes, identities, connectivity, and data.At G+D Mobile Security , a world leader in secure telecommunications systems, we are looking for a NetOps Engineer to join our Network Operations team. You’ll deploy and support mobile core and IP network services, ensuring availability and performance across critical infrastructures. You will be responsible for the day to day running of G+D's network, and to support the company with new customer projects, network deployments and network troubleshooting.

Responsibilities:

• Operate and maintain IP and mobile packet core networks.
• Manage incidents, service requests, changes and problems.
• Support customer projects, deployments, and network integration.
• Conduct troubleshooting and escalate to R&D when required.
• Maintain accurate documentation and ensure SLA compliance.
• Collaborate with NOC and cross-functional teams globally.
• Support reporting, monitoring, and service improvement efforts.

Your profile

• Formal telecoms/electronic or IP Network qualifications or equivalent experience gained through previous roles.
• Solid understanding with practical hands on experience of IP networks, VLANs and routing fundamentals.
• High level of English is mandatory.

Technical knowledge Protocols:

• Diameter LTE Signalling (S6a, S5, S8)
• RADIUS
• Diameter Gy/Gx
• GTP v1/v2
• SIGTRAN
• SCCP
• SIP

Technology area:

• IP Routing and switching (Layer 2 & 3)
• BGP routing protocol
• IPSEC VPN
• Wireshark traces

Platforms:

• Linux O/S: Centos especially.
• MySQL and Postgres databases
• Virtualisation & Containerisation technologies, including Cloud (AWS, Azure),VMware, Docker
• DRA/STP, HSS/HLR, P-GW, OCS and PCRF platforms

Desirable

• Understanding of mobile roaming architecture including the role of serving networks, signalling interconnect and GRX / IPX providers
• Knowledge of 2G / 3G networking, 4G LTE and 5G technologies
• Experience of working with a range of telecoms technologies
• Understanding / experience of GRX and IPX networks
• Technical knowledge of maintaining on-premises equipment and cloud services in areas such as virtual machines, storage, network and security.
• Experience in deploying and maintaining production infrastructure to achieve high levels of uptime and reliability.

What’s great about working with us:

• Culture and diversity: Join a people oriented environment with different nationalities and a great team spirit, flat hierarchies (everyone speaks to everyone). Equal Opportunity Employer and LGBT+ friendly.
• Global Collaboration: Work collaboratively with stakeholders around the globe.
• Career Development: Benefit from continuous training, coaching, and talent development programs.
• Social Benefits: flexible compensation (transport tickets, training, private insurance), etc.
• Work-Life Balance: Flexible working hours with the option for remote work (M-Th 8.30 – 17.30 and Fri 8.30 – 15.30; 3 days of remote work).
• Location: Sant Joan Despí (Barcelona), easy communication by public transport.

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