Network Analyst – Senior
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Job Description
Analista sênior de redes no NIIS, empresa do IPV7 Group que monitora, suporta e evolui redes de telecomunicações. Projetando arquiteturas e liderando incidentes críticos para provedores e operadoras.
Responsibilities:
- Serve as a technical reference for the architecture, engineering, operation, and evolution of service provider and carrier networks
- Lead diagnosis and stabilization of critical, complex, or system-impacting incidents
- Design, review, and evolve access, aggregation, transport, core, edge, BNG/BRAS and CGNAT architectures
- Conduct technical assessments, identifying risks, weaknesses, bottlenecks, and opportunities for improvement
- Define configuration, security, high-availability, convergence, capacity, observability, and resilience standards
- Plan and oversee high-risk changes, ensuring impact analysis, testing, rollback procedures, and acceptance criteria
- Work at an advanced level with BGP, OSPF, IS-IS, MPLS, LDP, routing policies, and Layer 2 and Layer 3 services
- Assess traffic engineering, capacity planning, redundancy, and route optimization scenarios
- Produce solution designs, diagrams, procedures, technical reports, root-cause analyses, and evolution plans
- Validate solutions, projects, and configurations proposed by the team, clients, carriers, vendors, and suppliers
- Support technical decisions in strategic projects, translating risks, impacts, and alternative options
- Mentor and develop analysts, promoting technical reviews, standardization, and knowledge sharing
- Contribute to automation, tools, and processes that improve security, efficiency, and delivery quality
- Represent NIIS technically in meetings, incident responses, and architecture discussions with clients and partners
Requirements:
- Solid experience in architecture, engineering, advanced support, or operation of service provider and carrier networks
- Experience in projects, technical assessments, critical incidents, and advanced troubleshooting in multivendor, high-availability environments
- Strong knowledge of TCP/IP, IPv4, IPv6, switching, routing, high availability, and troubleshooting
- Strong expertise in BGP, including policies, filters, attributes, communities, route selection, redundancy, security, and convergence
- Proficiency in OSPF and/or IS-IS
- Solid understanding of MPLS/LDP and services such as L2VPN, L3VPN, VPLS or equivalents
- Experience with VLAN, QinQ, STP/RSTP/MSTP, LACP, MC-LAG, VRRP and BFD
- Knowledge of BNG/BRAS, PPPoE, RADIUS, NAT/CGNAT, QoS, traffic engineering and access networks
- Ability to interpret topologies, configurations, forwarding tables, logs, telemetry, flows and packet captures
- Advanced experience with CLI, diagnostics and solution design in multivendor environments
- Ability to prepare and defend projects, standards, reports, change plans and root-cause analyses
- Experience leading technical incidents, projects and critical changes in high-availability networks
- Experience with vendors such as Huawei, Nokia, Cisco, Juniper, MikroTik, Datacom, ZTE, FiberHome or A10 is a plus
- Knowledge of EVPN, Segment Routing, RPKI, FlowSpec, BGP-LS, telemetry, NetFlow/sFlow or routing security is a plus
- Network automation with Python, Ansible, APIs, Git, testing or configuration validation is a plus
- Certifications such as CCNP/CCIE, JNCIP/JNCIE, HCIP/HCIE, Nokia NRS II/SRA, MTCINE or equivalents are a plus
- Technical depth, systemic vision and the ability to turn complex problems into actionable decisions and plans
- Autonomy and responsibility to act in high-impact incidents and changes
- Collaborative profile with the ability to develop other professionals
- Clear communication with technical teams, leadership, clients, vendors and suppliers
Benefits:
- Continuous professional development
- Technical support
- Encouragement for training and certifications relevant to the role
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