Edgar Costa
Senior Network Engineer
São Paulo
Summary
Results-driven Network Engineer with 13 years of expertise deploying and maintaining LAN and WAN infrastructure. Dedicated technology professional with strong track record of accurately conducting system repairs and troubleshooting. Offering exemplary planning, project management and communication talents.
Overview
5
5
Certifications
Work History
Network Engineer
Huawei
- As Network Engineer, I am responsible for leading and managing IP network project deployments for key financial customers
- In this role, I oversee the entire project lifecycle, from initial kick-off meetings and stakeholder alignment to documentation, Method of Procedure (MOP) creation, installation, configuration, and ongoing support
- Drive successful end-to-end deployments of IP network projects, catering to the unique requirements of financial customers
- Collaborate closely with stakeholders to understand project objectives, ensuring alignment and delivering tailored solutions
- Expertly deploy a range of network products, including firewalls, SD-WAN, WLAN, MPLS routers, switches, and Network Management Systems (NMS)
- Develop detailed technical documentation, including network diagrams, configurations, and operational procedures
- Create comprehensive Method of Procedure (MOP) documents to guide project execution, ensuring efficiency and minimizing risks
- Oversee the installation and configuration of network infrastructure components, adhering to best practices and industry standards
- Provide advanced technical support throughout the project lifecycle, troubleshooting issues and ensuring smooth operations
- Conduct thorough testing and verification to guarantee optimal performance and functionality
- Leverage deep expertise in the financial sector to deliver network solutions aligned with industry regulations and security standards
- Collaborate closely with financial clients to understand their specific needs and design tailored network architectures.
Senior Telecommunications Analyst
Randstad Brasil
- As a Technical Expert at Huawei Brazil, I was exclusively focused on supporting the networks of key financial customers
- My primary areas of expertise lie in managing and maintaining critical components such as IP/MPLS backbones, firewalls, and DCN switches
- With a strong technical acumen, I ensured seamless operations and deliver outstanding support to optimize network performance
- Play a vital role in maintaining and optimizing the products within the customer network infrastructure, ensuring high availability and performance
- Execute software upgrades, conduct thorough equipment inspections, and proactively troubleshoot issues to minimize downtime
- Collaborate closely with experts from headquarters, leveraging their knowledge and expertise to swiftly resolve critical issues
- Demonstrate a deep understanding of IP/MPLS backbones, effectively configuring and managing this critical infrastructure to support the evolving needs of financial clients
- Implement industry best practices to ensure stability, scalability, and efficient routing within the backbone network
- Employ advanced firewall management techniques to enforce stringent security policies and protect sensitive financial data
- Utilize comprehensive firewall rule sets, intrusion detection and prevention systems, and other security measures to fortify the network against threats
- Optimize and fine-tune DCN switches to ensure seamless data center network operations
- Implement advanced switching techniques, such as VLANs, spanning tree protocols, link aggregation, and quality of service (QoS) mechanisms, to optimize performance and reliability.
Telecommunications Analyst
Vivo (Telefônica Brasil)
- As a Network Operations Analyst, I specialize in the operation of IP/MPLS and Transmission networks, ensuring their seamless performance and troubleshooting critical outage cases
- My primary focus is to provide robust technical support to field engineers, enabling them to effectively resolve network issues and maintain high-quality network services
- Manage and oversee the operation of complex IP/MPLS and Transmission networks, ensuring their smooth functioning and adherence to service level agreements (SLAs)
- Monitor network performance, analyze network traffic, and proactively identify and resolve potential bottlenecks or service interruptions
- Implement best practices for network operation, including configuration management, performance monitoring, and fault management
- Utilize advanced troubleshooting techniques to quickly identify and resolve critical outage cases, minimizing downtime and ensuring minimal impact on network services
- Collaborate closely with cross-functional teams, field engineers, and equipment vendors to expedite problem resolution and restore network functionality
- Conduct thorough root cause analysis to prevent future network outages and optimize network reliability
- Technical Support and Collaboration: Provide expert technical support to field engineers, guiding them in troubleshooting complex network issues and offering practical solutions
- Collaborate with internal teams, equipment vendors, and external service providers to resolve technical challenges and enhance network performance
- Act as a mentor and knowledge resource for junior engineers, sharing best practices and fostering a culture of continuous learning.
Telecommunications Analyst
Algar Telecom
- Experienced in project deployment and services configuration
- My expertise lies in implementing robust network infrastructures, ensuring seamless connectivity and efficient service delivery
- Lead end-to-end deployment of IP and Metro Ethernet backbone network projects, ensuring successful execution and adherence to project timelines
- Collaborate with cross-functional teams, stakeholders, and vendors to gather requirements, design network architectures, and plan project milestones
- Implement best practices for network deployment, including equipment selection, configuration, and integration
- Services Configuration: Configure and optimize services on IP and Metro Ethernet backbone networks, catering to the specific requirements of clients and their applications
- Utilize advanced protocols and technologies, such as MPLS, VLANs, QoS, and traffic engineering, to ensure efficient service delivery and network performance
- Conduct thorough testing and verification to guarantee seamless interoperability and adherence to service level agreements (SLAs)
- Network Performance Monitoring and Optimization: Implement monitoring tools and techniques to track network performance, identify bottlenecks, and proactively optimize the IP and Metro Ethernet backbone infrastructure
- Analyze network traffic patterns and utilize traffic engineering principles to optimize resource utilization and enhance overall network efficiency
- Collaboration and Stakeholder Management: Foster effective collaboration with cross-functional teams, stakeholders, and vendors to ensure alignment and successful project outcomes
- Provide technical guidance and support to junior engineers, facilitating their professional growth and promoting knowledge sharing.
Telecommunications Technician
Vivo (Telefônica Brasil) - Outsourced
- Spearheaded the successful installation of various transport networks, including DSL, T1/E1, PDH, SDH, and DWDM
- Ensured seamless connectivity and optimal network performance through meticulous planning, equipment selection, and configuration
- Managed the day-to-day operations and maintenance of optical transmission equipment, utilizing best practices to ensure reliable and efficient network operations
- Proactively identified and resolved network issues, minimizing downtime and ensuring uninterrupted service delivery
- Demonstrated an in-depth understanding of optical transmission technologies, including SDH and DWDM
- Proficiently handled the configuration, troubleshooting, and repair of optical transmission equipment, enabling high-speed data transmission and efficient network utilization
- Created comprehensive technical documentation, including network diagrams, equipment configurations, and operational procedures
- Generated detailed reports on network performance, outage incidents, and resolution activities, providing critical insights for continuous improvement.
Telecommunications Assistant
Vivo (Telefônica Brasil)
- Successfully executed the installation and management of coaxial and optical cabling at transmission sites, enabling the activation of services
- Ensured adherence to industry standards and best practices for cable routing, termination, and testing, ensuring optimal signal quality and reliability
- Configured DSL lines for E1 voice and x.25/Frame Relay data communication links, facilitating secure and efficient data transfer
- Implemented proper line provisioning, including configuring modem parameters, line encoding, and synchronization protocols
- Demonstrated in-depth knowledge of x.25 and Frame Relay data communication protocols, ensuring reliable and efficient data transmission for diverse applications
- Collaborated with cross-functional teams to design and implement customized data communication solutions, meeting specific client requirements
- Leveraged strong analytical skills to diagnose and resolve technical issues related to coaxial and optical cabling, DSL lines, and data communication links
- Conducted thorough testing and verification procedures to validate network performance and troubleshoot any potential connectivity or performance issues.
Senior Network Engineer - Tech Lead
Huawei
- Current
- Directed a skilled team of network engineers, optimizing resource allocation and fostering professional growth to consistently meet project milestones
- Provided guidance and mentorship to team members, enhancing technical capabilities and fostering a collaborative work environment
- Managed team resources effectively, ensuring optimal deployment on projects and maximizing productivity
- Implemented performance metrics and feedback mechanisms to drive continuous improvement and achieve high team performance
- Resolves escalated issues, maintaining team cohesion and project momentum
- Led successful project deliveries through effective team coordination, strategic planning, and stakeholder management.
Education
Degree in Computer Networks -
Faculdade Impacta De Tecnologia
Skills
TCP/IP, LAN, and WAN
Routing Protocols
Network Design and Architecture
Technical Troubleshooting
Network configuration
Network Troubleshooting
Technical Support
Documentation Writing
Python expertise
SD-WAN
Wireless LAN (WiFi)
MPLS and VPN Technologies
VLAN and Switching Technologies
Security Technologies
Optical Transport Networks
Certification
Cisco Certified Specialist - Enterprise Advanced Infrastructure Implementation
Additional Information
By leveraging my extensive technical expertise and industry knowledge, I consistently deliver robust solutions and drive business growth. I am committed to staying up-to-date with the latest advancements in network and telecommunications technologies, enabling me to provide innovative and effective solutions for complex challenges. Connect with me to discuss how I can contribute to your organization's success by leveraging my skills and experience in network and telecommunications.
Languages
English (Full Professional)
Bilingual or Proficient (C2)
Timeline
Network Engineer
Huawei
Senior Telecommunications Analyst
Randstad Brasil
Telecommunications Analyst
Vivo (Telefônica Brasil)
Telecommunications Analyst
Algar Telecom
Telecommunications Technician
Vivo (Telefônica Brasil) - Outsourced
Telecommunications Assistant
Vivo (Telefônica Brasil)
Senior Network Engineer - Tech Lead
Huawei
- Current
Degree in Computer Networks -
Faculdade Impacta De Tecnologia