Senior Data Communications Administrator

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Data Communications Administrator based in Brazil.

This role offers the opportunity to provide senior-level technical leadership across complex enterprise network and communications <environments.You> will help design, implement, maintain, and optimize highly reliable connectivity across distributed LAN, MAN, and WAN infrastructures.The position combines hands-on network administration, advanced troubleshooting, security, monitoring, and modernization <initiatives.You> will work with technologies spanning routing, switching, wireless, firewalls, content filtering, and network monitoring platforms.A key focus will be maintaining secure, high-performance connectivity across geographically distributed and bandwidth-constrained <environments.You> will also contribute to technical documentation, incident resolution, infrastructure improvements, and knowledge sharing across technical teams.This is a strong opportunity for an experienced networking professional who thrives in complex environments and takes ownership of critical infrastructure.

Accountabilities

• Provide advanced technical support for network planning, maintenance, implementation, and optimization across enterprise WAN environments.
• Install, configure, maintain, and troubleshoot network hardware including Cisco ISR, Nexus, Catalyst, ASA, and wireless controller platforms.
• Maintain the stability, availability, security, and performance of distributed LAN, MAN, and WAN environments.
• Support connectivity across diverse last-mile technologies, including satellite and other network service solutions.
• Configure and optimize routing, switching, wireless, firewall, and related network services.
• Support the deployment, administration, and optimization of network monitoring platforms such as Cisco Prime, Cisco DNA, ACS, ISE, and LiveAction.
• Maintain and support network security and content-filtering technologies, including Cisco Firepower, Palo Alto, Zscaler, and BlueCoat.
• Perform advanced troubleshooting, incident investigation, and root-cause analysis for complex network issues.
• Provide Tier 3 technical support for escalated incidents and critical connectivity problems across the enterprise.
• Mentor and provide technical guidance to regional technicians and other network support staff.
• Create and maintain accurate technical documentation covering network configurations, architecture, procedures, and troubleshooting processes.
• Contribute to network modernization, optimization, capacity planning, and continuous improvement initiatives.
• Produce incident resolution reports, performance assessments, security configurations, and recommendations for infrastructure improvements.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, Networking, or a related discipline is considered an asset.
• Proven experience configuring, deploying, administering, and supporting large-scale enterprise network environments.
• Strong hands-on experience with Cisco networking platforms, including ISR, Nexus, Catalyst, ASA, and wireless technologies.
• Solid knowledge of enterprise routing, switching, wireless networking, firewalls, WAN connectivity, and network security.
• Demonstrated experience supporting distributed LAN, MAN, and WAN environments, including geographically dispersed or bandwidth-constrained locations.
• Experience with network monitoring and management platforms such as Cisco Prime, Cisco DNA, ISE, ACS, and LiveAction.
• Experience supporting network security and content-filtering solutions such as Cisco Firepower, Palo Alto, Zscaler, and BlueCoat.
• Strong troubleshooting and root-cause analysis capabilities, with the ability to diagnose complex infrastructure issues under pressure.
• Ability to work independently, prioritize competing technical issues, and maintain service continuity in high-pressure environments.
• Strong organizational, documentation, analytical, and communication skills.
• Demonstrated ability to collaborate with technical teams and communicate complex network issues clearly.
• Previous leadership, mentoring, or technical team guidance experience is considered an asset.
• Cisco networking certifications such as CCNP or CCIE are considered an asset.
• Network security certifications and additional training in network monitoring, WAN optimization, or security platforms are also advantageous.

Benefits

Remote consulting opportunity supporting a government-focused client.

Opportunity to work on complex, large-scale enterprise network infrastructure.

Exposure to advanced Cisco networking, network security, monitoring, and connectivity technologies.

Opportunity to contribute to network modernization and optimization initiatives.

High-impact technical role involving critical enterprise communications infrastructure.

Opportunities to mentor technical professionals and contribute to knowledge development.

Important: This is a subcontractor/consulting opportunity rather than an employee position. The successful consultant must be incorporated and able to provide services through their own corporation.