Cyber Security Engineer

Nexo
Hybrid
Regular employment
3 - 5 years of experience
Full Time
Sofia, Bulgaria
Responsibilities
Stand out and drive the next generation of wealth. Define the digital assets industry. Raise the bar for trust, transparency, and client success. Make your mark.
Nexo is a premier digital assets wealth platform designed to empower clients to grow, manage, and preserve their crypto holdings. Our mission is to lead the next generation of wealth creation by focusing on customer success and delivering tailored solutions that build enduring value, supported by 24/7 client care.
Since 2018, Nexo has provided unmatched opportunities to forward-thinking clients in over 200 jurisdictions. With over $7 billion in AUM and $320 billion processed, we bring lasting value to millions worldwide. Our all-in-one platform combines advanced technology with a client-first approach, offering high-yield flexible and fixed-term savings, crypto-backed loans, sophisticated trading tools, and liquidity solutions, including the first crypto debit/credit card. Built on deep industry expertise, a sustainable business model, robust infrastructure, stringent security, and global licensing, Nexo champions innovation and long-lasting prosperity.
Official website: nexo.com
Your role:
- Design and deploy security solutions such as firewalls, intrusion detection systems (IDS), endpoint protection platforms (EPP/EDR), Data Loss Prevention(DLP), User and Entity Behavior Analytics, and security information and event management (SIEM).
- Monitor and analyze network traffic and system logs for malicious activity or policy violations.
- Conduct vulnerability assessments and lead remediation efforts across infrastructure and applications.
- Work closely with DevOps, IT, and product teams to embed security into the system lifecycle.
- Support incident response by investigating root causes, containing threats, and implementing lessons learned.
- Maintain and harden systems using industry best practices (e.g., CIS Benchmarks, NIST).
- Automate security monitoring and response workflows using scripting languages and orchestration tools.
- Contribute to the development and enforcement of security policies, standards, and procedures.
What makes you stand out:
- Proven Experience: 3–5+ years in a hands-on cybersecurity engineering or infrastructure security role.
- Technical Versatility:
- Strong knowledge of network protocols, Linux/Windows/Mac administration, and endpoint security.
- Experience with tools such as Palo Alto, Fortinet, CrowdStrike, Qualys, Tenable, or Snort.
- Familiarity with infrastructure-as-code and security automation (e.g., Terraform, Ansible, Bash, Python).
- Cloud Security Knowledge:
- Practical experience securing cloud environments (AWS, Azure, GCP).
Understanding of IAM, VPC configurations, KMS, and cloud-native security tools (e.g., GuardDuty, Azure Defender). - Security Frameworks & Compliance:
- Knowledge of NIST, ISO 27001, CIS Controls, SOC 2, or PCI-DSS.
- Ability to translate compliance needs into technical requirements.
- Certifications (Nice to Have): CEH, GSEC, GCPN, GCIA, CompTIA Security+, AWS Security Specialty, or similar.
- Problem-Solving Mindset:Strong troubleshooting skills with a detail-oriented approach to secure design and implementation.
- Clear Communicator:Capable of delivering complex technical concepts clearly to engineers and stakeholders alike.
Nexo benefits:
- Competitive and rewarding remuneration package.
- Annual performance-based bonuses.
- Comprehensive Learning Hub for continuous growth.
- Hybrid work model: primarily office-based with scheduled home office flexibility.
- A dynamic and inspiring environment with cutting-edge projects.
- Career development opportunities in a global leader driving the next generation of wealth.
- Customizable personal benefits package.
- Wellness benefits include additional health insurance, all-access sports cards, team-wide sports activities, standing desks, and blue light glasses.
- Free parking with a designated space, free electric bikes, and public transportation cards.
- Fresh fruits, snacks, and a well-stocked office kitchen.
- Regular department team buildings and company-wide team buildings.