Senior ICT Security Specialist (Brazil-based)

Senior ICT Security Specialist (Brazil-based)

About the Company:

We are one of the world's earliest and most established digital asset platforms, serving tens of millions of users across global markets. Consistently ranked among the top exchanges worldwide, we support a comprehensive suite of trading and wealth management products across thousands of digital assets. With thousands of employees spanning key financial hubs globally, we operate with a remote-first, high-autonomy culture that attracts talent who thrive in fast-moving, intellectually demanding environments. We are building the financial infrastructure of the next era of the internet — and we're looking for exceptional finance professionals to help shape it.

The Role:

As a Senior ICT Security Specialist, you'll play a key role in supporting and securing the company's ICT environment. This position combines ICT administration, technical support, and cybersecurity responsibilities, providing an excellent opportunity to develop hands-on experience across infrastructure, systems, and information security. You'll work closely with internal stakeholders and external vendors to ensure our technology services remain secure, resilient, and efficient.

What You'll Do:

• Provide first-line technical support for hardware, software, and network-related issues across user accounts.
• Install, maintain, patch, and monitor ICT systems, infrastructure, and applications to ensure reliable performance.
• Manage user access, permissions, authentication, and regular access reviews.
• Monitor security alerts, investigate or escalate incidents, and support vulnerability management and remediation.
• Help maintain security technologies, including endpoint protection, firewalls, backups, and disaster recovery processes.
• Support security audits, compliance activities, and the maintenance of security documentation.
• Maintain ICT assets, software licensing, and coordinate technology procurement and vendor relationships.
• Contribute to the development of ICT security policies, standards, and user cybersecurity awareness initiatives.

What We're Looking For:

Qualifications & Experience

• Bachelor's degree in Information Technology, Computer Science, or a related discipline, or equivalent practical experience.
• 5+ years of experience in ICT support, systems administration, cybersecurity, or a similar technical role.
• Experience with information security compliance frameworks (e.g. ISO 27001, SOC2) is a plus

Must-Haves

• Fluent English communication (spoken and written) is a mandatory requirement, as the role requires working with international clients and cross-functional teams on a daily basis.
• Deep understanding of security administration and securing Windows and Linux operating systems.
• Working knowledge of networking fundamentals, including TCP/IP, DNS, and DHCP.
• Knowledge of Microsoft Entra ID or other identity and access management (IAM) platforms.
• Understanding of cybersecurity principles and best practices, including access control, phishing prevention, and password security.

Good-to-Haves

• Experience with scripting or automation using PowerShell, Python, Bash, or similar languages.

Preferred Certifications

Candidates with any of the following certifications are preferred:

• CISSP / CISM
• ISO 27001 Lead Auditor / Auditor
• COBIT / CISA
• CompTIA Security+