Information Security Analyst III – Network Security

Cooperativa Central Ailos

Cybersecurity Analyst responsible for enhancing network security at Central Ailos. Managing firewall controls, conducting incident analysis, and supporting cloud projects.

Posted 6/30/2026full-timeRemote • 🇧🇷 BrazilMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

CloudDNSFirewallsTCP/IP

About the role

Key responsibilities & impact

Manage, review and improve firewall, IPS/IDS, NAC, segmentation and defense-in-depth controls;
Evaluate rules, policies, flows, exceptions and risks related to network security;
Support connectivity, segmentation, expansion, cloud, datacenter and environment integration projects;
Conduct technical analyses of network-related incidents, events, failures and exposures;
Define operational standards, documentation, metrics and improvement recommendations;
Interact with Infrastructure, Architecture, BlueOps, CSIRT and vendors;
Support hardening actions, attack surface reduction and visibility improvement;

Requirements

What you’ll need

Bachelor's degree completed in Administration, Systems Analysis, Computer Science or Information Systems.
Strong experience in network security, firewalls, IPS/IDS, NAC, VPNs, segmentation and troubleshooting.
Experience with log analysis, troubleshooting and rule review.
Knowledge of TCP/IP, routing, DNS, proxies, load balancers and hybrid architectures.
Knowledge of defense-in-depth, Zero Trust and secure infrastructure best practices.
Preferred: Experience in financial or other critical environments.

Benefits

Comp & perks

Medical Insurance – available when needed
Dental Insurance – because we care about smiles
Programa Renascer – a program focused on renewal and mutual support
Significant Dates – we value celebrating meaningful moments
Education Investment – we support your learning journey
Profit Sharing – we build together and celebrate together on Perten-ser Day!
Individual Development Plan – we value your career ownership
Private Pension Plan – planning for future possibilities
Life Insurance – an important benefit
Time Together – recognition for those who enjoy being with us
Meal and/or Food Allowance – a treat!
Commuting Allowance – without deductions
Childcare/Babysitting Assistance – because your child deserves a safe, welcoming place

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Network SecurityFirewallsIPS/IDSNACVPNsTroubleshootingLog AnalysisRule ReviewTCP/IPRouting