Senior Security Analyst

About The Opportunity

Netrix Global is looking for a SeniorSecurity Analyst for the Managed Services - Security department.

We are looking for a people with experienced Senior Security Analyst to join our technology team. The ideal candidate will be responsible for monitoring, triaging, and investigating security events across client environments. This role supports timely incident identification, clear client communication, and effective escalation of confirmed or high-risk threats. The Threat Analyst applies technical analysis, threat intelligence,

and documented response procedures to help protect client information assets.rds.

How You Will MakeAn Impact

• Lead complex investigations involving multi-stage intrusions, lateral movement, persistence, credential abuse, malware, cloud-based threats, and targeted attacks.
• Serve as an escalation point for analysts during high-priority incidents, complex investigations, and ambiguous security events.
• Analyze SIEM, EDR/XDR, endpoint, network, identity, firewall, IDS/IPS, email, and cloud telemetry to determine scope, impact, root cause, and attack progression.
• Assess whether attacks were successful, identify affected systems or accounts, and provide clear, timely, and defensible client notifications.
• Provide expert guidance during incident response, including recommended containment, eradication, recovery, and monitoring actions.
• Conduct advanced indicator enrichment, malware triage, forensic analysis, and threat hunting to identify additional evidence of compromise.
• Use threat intelligence and frameworks such as MITRE ATT&CK to support investigations, improve detections, and communicate attacker behavior.
• Review analyst investigations, client notifications, and case documentation for technical accuracy, completeness, and quality.
• Develop and improve SOPs, runbooks, response playbooks, knowledge base articles, detection logic, and case handling procedures.
• Mentor analysts through training, coaching, case reviews, knowledge sharing, and guidance on investigative methodology.
• Lead or contribute to post-incident reviews, lessons learned, control gap analysis, and continuous improvement initiatives.
• Conduct advanced research on emerging threats, vulnerabilities, attacker tactics, detection opportunities, and security operations best practices.

What You Will BringTo The Table

• Exceptional interpersonal, organizational, communication, and technical writing skills.
• Ability to communicate complex technical findings, risks, and recommended actions clearly to technical and non-technical client stakeholders.
• Proven ability to independently investigate complex security events, correlate data across multiple sources, and produce defensible conclusions.
• 4+ years of experience in security operations, incident response, threat analysis, digital forensics, detection engineering, network security, systems administration, or a related technical role preferred.
• Advanced knowledge of TCP/IP, common network services, authentication flows, endpoint behavior, identity infrastructure, and major application layer protocols such as HTTP, SMTP, DNS, SMB, and RDP.
• Strong understanding of enterprise architecture, including firewalls, DMZs, intrusion detection systems, web application architecture, endpoint security, Active Directory, identity providers, cloud platforms, and logging pipelines.
• Deep understanding of malware behavior, common attacker techniques, vulnerabilities, exploitation methods, credential theft, phishing, persistence, lateral movement, command and control, and data exfiltration.
• Hands-on experience with SIEM, EDR/XDR, IDS/IPS, firewalls, email security tools, cloud security telemetry, ticketing systems, case management platforms, and threat intelligence sources.
• Advanced network traffic analysis, endpoint analysis, log analysis, and command-line investigation skills across Windows, Linux, and macOS environments.
• Ability to mentor analysts, lead technical discussions, develop training material, and provide constructive case review feedback.
• Experience developing SOPs, runbooks, response playbooks, detection logic, knowledge base articles, and operational process improvements.
• Advanced English

Location

• Buenos Aires, Argentina (Any part of the country it is great for us)

Shift

• Sunday to Thursday or Tuesday to Saturday day shift.

What We Offer

• Swiss Medical SMG 30 (primary family group)
• AWS certifications.
• Corporate benefit program with Pedidos Ya!
• Discounts at Unilever, Samsung, BGH, Peña Flor, among others
• Discounts in educational institutions
• Internet and connectivity
• Compensation for childcare expenses (from 0 to 3 years old)
• Competitive salary and benefits
• English in company
• Work from Anywhere: You can work from all over the world
• Gifts for special dates (marriage, graduation, birthdays, etc.)
• Christmas Box
• Day off for birthdays
• 10 (ten) calendar days of paternity leave
• An awesome learning environment for you to develop

About Us

At Netrix Global our values are the philosophies and principles that live by. They support our vision, help us achieve our goals and commit us to a common purpose.

We Own Outcomes, Win Together, Make An Impact, Enjoy The Journey, and Respect All!

Netrix Global is a mission-driven organization with the goal of providing the people, processes, and technology needed to run and scale modern, data-driven businesses that are always on and always secure. Our breadth of capabilities allows us to provide holistic offerings that solve even today’s most complex business challenges, delivering to you an integrated, optimized, and future-proof solution.

We work with clients of all sizes and specialize in solutions for healthcare, manufacturing, government, education, financial services, and legal industries. Netrix is consistently ranked in the CRN VAR500, detailing the country’s top system integrators.

At Netrix, we’re driven to solve business problems with innovative technology solutions. We focus on end-users and are committed to client satisfaction.

What You Can ExpectFrom Us

We offer a competitive compensation package, comprehensive group benefits to meet the needs of you and your family, flexibility, and time off when you need it, and a casual work environment. The role can be remote/home office, with some travel required.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. As part of this commitment, we will ensure that persons with disabilities are provided reasonable accommodations. If you need reasonable accommodations, please let us know by contacting NetrixHR@Netrixglobal.

To learn more about Netrix Global please go to www.netrixglobal.com