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DXC Technology

Global IT services for enterprise modernization

Firewall Operator

Security Engineering & ArchitectureConfirmed live in the last 24 hours
Full-timeSantiago Metropolitan Region, ChileNo salary listedIn-person

About the Job

Requirements

  • Demonstrated experience administering and operating corporate firewalls, UTM, or next-generation firewalls.
  • Solid knowledge of TCP/IP, VLANs, static and dynamic routing, source and destination NAT, IPsec VPN, SSL VPN, DNS, HTTP/HTTPS, and network services.
  • Experience troubleshooting connectivity using logs and diagnostic tools.
  • Knowledge of network security policies and segmentation, including microsegmentation and east-west traffic control within data centers.
  • Familiarity with Windows and Linux environments.
  • Knowledge of ITIL and change management.

Responsibilities

  • Administer and operate corporate firewall and UTM environments, including next-generation firewalls.
  • Create, modify, and remove firewall rules according to established change processes.
  • Analyze and troubleshoot connectivity issues between networks, applications, and services.
  • Monitor security logs and events to identify and analyze blocks, anomalies, and potential incidents.
  • Review security policies periodically and propose improvements.
  • Validate NAT rules, access policies, site-to-site VPNs, and remote-access VPNs.
  • Support infrastructure, server, cloud, and application teams with the access needed for releases.
  • Analyze traffic using capture and diagnostic tools.
  • Prepare technical documentation, diagrams, and operating procedures.
  • Participate in incident response and root-cause analysis.
  • Ensure changes follow security and compliance best practices.

Desired Qualifications

  • Experience with Fortinet FortiGate firewalls.
  • Experience with Palo Alto Networks firewalls and Panorama.
  • Experience with FortiManager and FortiAnalyzer.
  • Experience with Guardicore microsegmentation (Akamai Guardicore Segmentation).
  • Knowledge of Azure Firewall or other cloud firewalls.
  • Knowledge of Zscaler, proxy, or secure web gateway.
  • Experience automating with PowerShell, Python, or REST APIs.
  • Fortinet certifications such as FCP, FCSS, or equivalent.
  • Palo Alto certifications such as PCNSA or PCNSE.

About the Company

DXC Technology

Global IT services for enterprise modernization

DXC Technology provides IT services to large enterprises, helping them manage and modernize mission-critical systems. It offers consulting, system integration, and managed services that are typically delivered under long-term contracts. The core offering is the Enterprise Technology Stack, which modernizes IT infrastructure, optimizes data architectures, and ensures security and scalability across public, private, and hybrid cloud environments. By applying this stack, DXC helps clients run reliable and scalable IT operations while migrating workloads to the cloud and strengthening data governance. The company differentiates itself with a global reach, a large Fortune 500 client base, and a track record of long-term partnerships, coupled with commitments to sustainability and corporate responsibility. The goal is to be a trusted partner that enables enterprises to operate, secure, and evolve their IT environments efficiently and effectively.

Company size
10,001+
Company stage
IPO
Headquarters
McLean, VA
Founded
2017

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