Tech Lead - Global Offices Network

Location: Hybrid, with office attendance at least twice a week. Available in São Paulo, Campinas, Rio de Janeiro, or Belo Horizonte, Brazil.

Company

hirify.global provides digital financial products and services for more than 140 million customers, using proprietary technology and data at scale to promote financial access, advancement, and transparency.

What you will do

• Lead the global networking team in implementing and supporting infrastructure across multi-site offices.
• Define standards and reference architectures for LAN, WLAN, WAN, internet edge, firewalls, NAC, segmentation, and observability.
• Lead end-to-end network delivery for new offices, expansions, relocations, and major infrastructure changes from design through operational handover.
• Own designs for IP addressing, VLANs, routing, wireless, carrier connectivity, resiliency, firewall zones, and enterprise-service access.
• Operate and improve Aruba, Cisco, Palo Alto, SD-WAN, NAC, VPN, monitoring, and related network platforms.
• Lead incidents, vulnerability remediation, audits, documentation, automation, knowledge sharing, and AI-enabled infrastructure practices while coordinating vendors and cross-functional partners.

Requirements

• Experience designing, implementing, and operating enterprise or office networks across multiple sites.
• Hands-on knowledge of LAN, WLAN, WAN, routing, switching, VLANs, IP addressing, DNS/DHCP, and network resiliency.
• Experience with enterprise firewalls, segmentation, access policies, certificates, firmware, VPNs, wireless design, RF analysis, access-point planning, authentication, and troubleshooting.
• Experience leading infrastructure projects involving multiple teams, locations, vendors, and physical dependencies.
• Experience with monitoring, alerting, incident response, troubleshooting, post-incident reviews, and reliability improvement.
• Understanding of vulnerability management, audit requirements, security controls, and RACI ownership models.
• Experience providing technical direction while remaining comfortable with hands-on implementation and troubleshooting.
• Experience communicating technical decisions, managing stakeholders, documenting systems, and collaborating asynchronously across teams.
• Experience using AI agent-orchestration tools or solutions such as Claude Code, Cursor, or Gemini to improve engineering productivity or infrastructure operations.

Nice to have

• Experience with Aruba Central or Aruba ClearPass, Cisco switching, Palo Alto, Fortinet SD-WAN, or IPsec.
• Experience with F5 BIG-IP or similar application delivery controllers, and Infoblox or similar DDI platforms.
• Experience with Prometheus, Grafana, centralized logging, infrastructure as code, or network automation.
• Experience delivering new-office, relocation, data-center interconnection, carrier-management, or large-scale workplace-network programs.
• Experience working across international locations and adapting designs to local carrier, building, power, regulatory, and facilities constraints.
• Relevant networking or security certifications, or equivalent practical experience.

Culture & Benefits

• Hybrid work model with office attendance at least twice a week on strategic collaboration days.
• Medical, dental, and life insurance, psychological, financial, and legal assistance, and meal and transportation benefits.
• 30 days of paid vacation, extended parental leave, daycare allowance, and parental consultancy.
• Work-from-home allowance, gym partnerships, language courses, and access to the Nucleo learning platform.
• Chance of earning equity and relocation assistance if applicable.
• Recruitment may use AI-enabled tools for interview transcription and analysis; final decisions are made by human reviewers.