Network & Security Operations Analyst

Há 5 horas

Feira de Santana, Brasil BYD Tempo inteiro

Responsibilities：

1. Design, implement, and manage network segmentation between IT and OT domains, ensuring compliance with zero-trust and defense-in-depth principles.

2. Configure and maintain high-availability firewalls, redundant paths, and routing failover policies across data centers and remote sites.

3. Lead root-cause analysis (RCA) for major network or or security incidents and produce corrective-action plans.

4. Develop and maintain network addressing plans, DHCP scopes, NAT rules, and routing policies to guarantee scalability and consistency.

5. Oversee vulnerability remediation activities and validate the effectiveness of penetration-test mitigation actions.

6. Integrate security device logs into SIEM, coordinate with SOC for event correlation and incident escalation.

7. Perform periodic configuration audits and enforce change-management best practices (RFC approval, rollback validation, and documentation).

8. Define and maintain technical standards for VLAN naming, access control, and monitoring configurations.

9. Mentor junior and mid-level analysts, conducting knowledge-transfer sessions and technical training workshops.

10. Coordinate network readiness activities for plant expansions, data-center upgrades, and cloud integrations.

11. Prepare and present monthly KPI and performance dashboards, highlighting trends in latency, availability, and incident rates.

12. Represent the Network Operations function during internal and external audits, ensuring evidence of compliance with ISO 27001 controls.

13. Participate in policy reviews and contribute to global infrastructure standardization with BYD Global IT.

14. Conduct disaster-recovery testing and validate failover mechanisms to ensure business continuity.

Required Quality：

1. Bachelor’s or master’s degree in Networks, Information Security, or Telecommunications.

2. Minimum of 6 years of experience in enterprise network design, administration, or security operations.

3. Advanced knowledge of routing, switching, VPN, and firewall management across multi-vendor environments.

4. Proven experience with segmentation projects separating OT and IT environments.

5. Hands-on expertise with firewalls, IDS/IPS, NAC, and SIEM platforms (Fortinet, Cisco, or Palo Alto).

6. Deep understanding of network availability, latency, and performance metrics (MTTD/MTTR).

7. Proficiency in network troubleshooting using packet-capture and analysis tools (Wireshark, NetFlow).

8. Strong ability to manage incident response, root-cause analysis, and postmortem reporting.

9. Familiarity with ISO 27001, NIST, and LGPD security controls applied to network operations.

10. Fluent English for documentation, reporting, and technical meetings;
Mandarin is an advantage.

11. Excellent leadership and mentoring skills to guide junior and mid-level analysts.

12. Certifications preferred: Cisco CCNP, Fortinet NSE6, or equivalent professional-level credentials.

13. Solid understanding of EHS and NR compliance, ensuring safe interventions in critical environments.

14. Strong analytical thinking and ability to standardize processes across multiple sites.

15. Availability for travel and participation in corporate audits and cross-site projects.

  • It Operations Specialist Network

    Há 2 dias

    Santana de Parnaíba, Brasil Atlas Copco Tempo inteiro

    IT Operations Specialist Network | Group ITFunctional area: Information TechnologyCountry: BrazilCity: BarueriCompany name: Atlas Copco North America Inc.Date of posting: Oct 5, ****Your roleJob Mission:We are looking for a professional to join our team as an IT Operations Specialist Network, with the objective of ensuring the delivery of network services...

  • It Operations Specialist Network

    2 semanas atrás

    Santana de Parnaíba, Brasil Atlas Copco Group Tempo inteiro

    Your roleJob MissionWe are looking for a professional to join our team as an IT Operations Specialist Network, with the objective of ensuring the delivery of network services with quality, reliability and strategic alignment.Working in partnership with internal teams and external suppliers, you will be a key player in Atlas Copco's digital journey in the...

  • Network Analyst

    2 semanas atrás

    estado de minas gerais, Brasil Tata Consultancy Services Tempo inteiro

    Come to one of the biggest IT Services companies in the world!! Here you can transform your career! Why to join TCS? Here at TCS we believe that people make the difference, that's why we live a culture of unlimited learning full of opportunities for improvement and mutual development. The ideal scenario to expand ideas through the right tools, contributing...

  • Information Technology Operations Manager

    Há 2 dias

    Santana de Parnaíba, Brasil Vega Group Tempo inteiro

    Company DescriptionVega Group is a technology infrastructure and cybersecurity company with 20 years of experience serving clients of all sizes.With offices in the São Paulo region, Sorocaba/SP, and Florida/USA — and two Security & Network Operation Centers — Vega Group delivers innovative and reliable solutions in cybersecurity, infrastructure, and...

  • Head of Security Operations

    4 semanas atrás

    Rio de Janeiro, Brasil Canonical Tempo inteiro

    Join or sign in to find your next job Join to apply for the Head of Security Operations role at Canonical Continue with Google Continue with Google Join to apply for the Head of Security Operations role at Canonical Get AI-powered advice on this job and more exclusive features. Sign in to access AI-powered advicesContinue with Google Continue with Google...

  • Head of Security Operations

    2 semanas atrás

    Rio de Janeiro, Brasil Canonical Tempo inteiro

    Join or sign in to find your next job Join to apply for the Head of Security Operations role at Canonical Continue with Google Continue with Google Join to apply for the Head of Security Operations role at Canonical Get AI-powered advice on this job and more exclusive features. Sign in to access AI-powered advices Continue with Google Continue with Google...

  • Lead IT Security Analyst

    Há 7 dias

    Rio De Janeiro, Brasil HMH Tempo inteiro

    About us HMH is a leading provider of drilling solutions, offering a wide range of products and services that are designed to be the safest and most efficient in the industry. Apart from our expertise in land and offshore operations, we are continuously expanding our knowledge within subsea mining, geothermal, onshore and offshore construction, as well as...

  • Senior Security Operations Engineer

    4 semanas atrás

    Rio de Janeiro, Brasil Canonical Tempo inteiro

    Join or sign in to find your next job Join to apply for the Senior Security Operations Engineer role at Canonical Continue with Google Continue with Google 3 months ago Be among the first 25 applicants Join to apply for the Senior Security Operations Engineer role at Canonical Get AI-powered advice on this job and more exclusive features. We have opened...

  • Operations Analyst

    3 semanas atrás

    Rio de Janeiro, Brasil Crown Tempo inteiro

    Operations Analyst Get AI-powered advice on this job and more exclusive features. Ensure the seamless and secure flow of value for Brazil's premier stablecoin ecosystem. Location: Brazil (Rio de Janeiro, onsite preferred) About Crown We make money work better. Crown is a fintech company bringing emerging market money into the digital age. Our job is to...

  • Senior Network Implementation Analyst(Hybrid)

    2 semanas atrás

    Rio de Janeiro, Brasil Equinix Tempo inteiro

    **Who are we?** Equinix is the world’s digital infrastructure company®, operating over 260 data centers across the globe. Digital leaders harness Equinix's trusted platform to bring together and interconnect foundational infrastructure at software speed. Equinix enables organizations to access all the right places, partners and possibilities to scale...