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Senior Network Security Engineer

Senior Network Security Engineer

Custom Field 1:  Cloud Engineering
Custom Field 3:  Cloud Engineering
Country/Region:  CR
Date:  Jun 12, 2025
Location: 

Heredia, CR, 40101

Working place:  Remote

              Job description:

About the role:

 

The Network Security Operations Engineer (Level 3 Support ) is a critical role within the Cybersecurity team, with the dual responsibilities of operational excellence and driving forward-looking engineering improvements. This role is designed for individuals who have strong network security operational experience, and a proven track record of prior engineering delivery.

 

A day in this role:

  • Provide L3 Operational Support for complex operational issues, troubleshoot and resolve issues.
  • Design, configure, and manage advanced network security solutions, including Firewalls, Zero Trust Network Access (ZTNA), Secure Web Gateways (SWGs), and Cloud Network Security capabilities.
  • Continually refine and improve support methodologies, standardizing operational practices and creating detailed documentation.
  • Employ infrastructure-as-code (IaC) and automation techniques, particularly Terraform, to streamline the provisioning, configuration, and management of network security tools and environments.
  • Conduct in-depth analyses of network traffic patterns and security logs with SIEM tools (e.g., Splunk).
  • Support Network Security Infrastructure focusing on patch and lifecycle management.
  • Their time will be spent around 60% operations / 40% engineering, often improving operational procedures & persistent issues.
  • Mentor and coach within the operations team, expected to guide L1/L2-Support-Level members though issues when uncertain.

The expertise requested:

  • At least 7 years of direct, hands-on experience in Network Security Operations, with a significant focus and exposure to engineering enhancements.
  • Experience with Zscaler ZIA & ZPA, Palo Alto Firewalls
  • Preferred experience (or similar) with: Cloudgenix (SD-WAN), Cloudflare (WAF), Forescout (NAC), and Tufin/Algosec (Firewall Orchestration)
  • Hands-on experience with public cloud providers (AWS preferred) and cloud infrastructure management.
  • Experience with infrastructure-as-code frameworks (e.g., Terraform Cloud).
  • Ability to write automation scripts and web services (Python, Bash).
  • Strong understanding of network protocols and information security best practices.
  • Experience working with git source control and CI/CD systems (GitLab CI/CD).
  • Good understanding of enterprise architecture, including endpoint, network, and cloud-based systems.
  • Experience with SIEM (Splunk) technologies, event correlations, query management, and custom detections. Experience with observability platforms (Grafana)
  • B.S. in Information Technology, Computer Science, or a similar technical program.
  • Exceptional communication skills, capable of effectively articulating technical concepts to both technical and non-technical audiences.
  • Strong analytical and problem-solving skills, with meticulous attention to detail.
  • Proven ability to self-manage, prioritize tasks, and handle ambiguity and rapid changes in priorities.
  • Demonstrated experience in managing stakeholder expectations and delivering projects within defined timelines.
  • A commitment to continuous learning and adaptability to new technologies and changing environments.
  • Attention to detail: able to thoroughly review configurations and policies, identifying gaps in solution designs prior to implementation.

 

 

Our Core values are focus to inclusion and diversity, all qualified applicants will be considered for employment and will go thru a fair recruitment process regardless of their race, religion, gender identity, sexual orientation, national origin or disability status.

Your journey with us begin begins here!!

About Us

We show commitment to our investors and stand for solid, long-term growth performance. Founded in Germany in 1987 and in American territory since 2008, GFT expanded globally to over 10,000 experts. And to more than 15 markets to ensure proximity to clients. With new opportunities from Asia to Brazil, the international growth story continues. We are committed to grow tech talents worldwide. Because our team’s strong consulting and development skills across legacy and pioneering technologies, like GreenCoding, underpin success. We maintain a family atmosphere in an inclusive work environment.

Why Choose GFT?

  • Competitive Compensation
  • Benefits package including comprehensive medical, dental, vision and others
  • Company Culture based on our Core Values
  • Professional Development Training with Individual Development Plans to map out your career growth
  • Opportunity to work in a global environment with diverse teams built with colleagues from around the world
  • Opportunity to work with technology industry leaders in the financial services industry
  • Opportunity to work for big name clients in capital markets, banking and other industries

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