2 melhores vagas de full stack developer (python) (Contratando agora!)

N&T Network Designer
ALSTOM —São Paulo, SP
- Ciência da Computação
- Gestão
- Ciência da Computação
5 h
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N&T Network Designer

ALSTOM -
São Paulo, SP

Candidate-se Agora

Detalhes da vaga

Há 5 horas

Qualificações

Qualidade de Serviço
Ciência da Computação
Administração de Sistemas
Gestão
Ciência da Computação
OSPF
ATS
Design de Sistema
Inglês
DHCP
Graduação
SSL
Scripting
DNS
VMWare
HTTPS
Cybersecurity
Python

Descrição completa da vaga

At Alstom, we build what millions depend on daily - rail transportation systems that can't afford to fail. We're more than 85,000 people worldwide creating the industry's most diverse portfolio: high-speed trains, metros, trams, maintenance services and integrated systems.

More Than a Job: A Mission

We are seeking a passionate N&T Network Designer to drive the design and development of robust, scalable network solutions for rail systems. Join dedicated teams committed to delivering safe, reliable, and innovative transportation infrastructure that shapes the future of mobility in Brazil and beyond.

Act as the Subsystem Leader for Network & Telecom (N&T), assuming full technical responsibility for the subsystem. The role covers all activities from network architecture definition and project documentation generation to advanced logical configuration of network and telecommunications equipment.

Your Role, Your Impact

Elaborate N&T Backbone Transmission Network (BTN) Design specifications (Preliminary Design & Detailed Design) in line with N&T Engineering rules and relying on best practices inherited from previous projects (cross reviews with installation teams, cybersecurity teams, power experts…)
Ensure that all N&T BTN Design elaboration follows Quality processes, including application of Adapt and Design N&T Processes, Methods and Guidelines
Ensure that BTN Design documents remain in line with project DFQ Gate Reviews milestones and are elaborated as per project Documentation plan
Minimize, by Design, the N&T BTN deployment cost, lead time and risks
Develop and elicit BTN Design requirements in line with project needs (internal & external), with a specific focus on BTN dimensioning and Cybersecurity concerns
Check that external interfaces are consistent with N&T sub-system
Contribute to project addressing plan elaboration with Project System teams
Prepare & Execute technical room (Switching Equipment Rooms) surveys
Elaborate N&T BTN BoQ, including Design elaboration of BTN cubicles
Prepare and participate in Design Reviews
Maintain close follow-up on technical gaps implementation (BTN related)
Manage technical issues identified on BTN part
Open and follow technical Change Requests to Product Engineering teams in charge of N&T products and solutions
Participate to the support of the functional validation phase of the sub-system (FIVP) for BTN part
Participate upon request, to Installation & T&C activities support activities in order to validate E2E performance, including support to troubleshooting tasks
Collect and consolidate Return of Experience (REX) to Product Engineering teams and to N&T Project Engineering teams
Provide iteration of the installation studies specific to N&T sub-system for BTN part
Provide iteration of the BTN and Radio configuration files all along project life cycle till end of warranty period,
Remain in constant contact with Project N&T Design Leader all along the project life cycle regarding progress of BTN Design activities
Promote the Alstom Code of Ethics and adhering to the highest standards of ethical conduct.

Mandatory Skills

Network Engineering and Protocols

Solid command of the TCP/IP stack and essential protocols: UDP, ICMP, ARP, DHCP, DNS, HTTP/HTTPS, and SNMP.
Routing and Switching: BGP, OSPF, VLANs (802.1Q), STP/RSTP/MSTP.
Critical Services: NTP, IGMP, and QoS.
Knowledge of NAT (Static, Dynamic, and PAT) and Redundant Networks (Failover/High Availability).

Optical Infrastructure and Backbone

Strong knowledge of backbone architecture and high-capacity networks.

Wireless Technologies

Proven experience with Wi-Fi in the 2.4 GHz and 5.8 GHz frequency bands.
Coverage planning and interference mitigation.

Monitoring and Systems

Zabbix: installation, configuration, template creation, triggers, and dashboards.
Linux: basic system administration and network services.
Troubleshooting: advanced use of Wireshark and diagnostics of latency and packet loss.

Technical Management

Development of project documentation and network architecture.
Requirements management and customer technical interface.

Desirable Skills

Virtualization - Knowledge of virtual environments (e.g., VMware, Hyper-V) for hosting Linux/Zabbix servers.
Network Security - Configuration of Firewalls, VPN (IPSec/SSL), and ACLs.
Automation - Scripting in Bash or Python.
Railway Knowledge - System-level understanding of telecommunications and signaling interfaces (Interlocking, ATS, ATC, ATO) to ensure proper subsystem integration.

Qualifications & Experience

Bachelor’s degree in Computer Science, Telecommunications, Electrical Engineering, or related field.
Strong communication and interpersonal skills; problem-solving and critical-thinking abilities; analytical mindset; teamwork skills.
Previous experience: Experience in radio system design and network design, including execution, configuration and installation of platforms;
Language skills: Fluent English; intermediate Spanish.
Occasional Travel required

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Alstom, A Great Place to Grow

Work with advanced technologies and contribute to Alstom’s strategic vision for smart mobility.
Make a global impact from São Paulo, connecting communities and cities.
Advance your career through continuous learning and professional development opportunities.

Here, progress isn't always easy but the impact is real. Because the scale is massive, the tasks are complex when the system runs, the train moves, and the city connects that feeling stays with you. And the legacy lasts.

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