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Vladislavs KolosovsVK

Vladislavs Kolosovs

Security Architect / CISO

€600/day
Riga, LV
8-15 years

Average response time: 1 hour

About Vladislavs

I’m a senior cybersecurity architect and consultant with over 10 years of experience in banking, fintech, and critical infrastructure. I specialize in secure cloud architectures, regulatory compliance (NIS2, GDPR, DORA), DevSecOps, and threat modeling. I’m also an OWASP Riga Chapter Leader and passionate about building secure and resilient systems.
  • English

    Native or bilingual

  • Latvian

    Native or bilingual

  • Russian

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Netcracker Technology
    Senior Security Architect
    TELECOMMUNICATIONS
    August 2022 - Today (4 years)
    • Lead security solution design for complex telecom and IT infrastructure projects in public cloud environments.
    • Architect and deploy secure configurations across Cloud with a focus on network segmentation, API security, andIAM.
    • Drive implementation of Privileged Access Management using JIT tools
    • Oversee vulnerability scanning and compliance alignment with customer, regulatory and GDPR requirements.
    • Collaborate cross-functionally with DevOps, compliance, and infrastructure teams to embed security best practices(DevSecOps).
    • Provide strategic guidance on secure systems design and participate in audits, threat modelling, and internal risk assessments.
    • Oversee and scope penetration testing for the project needs.Participated in found issue analysis, fix process and rescoring if needed

    Skills: Cloud Security, Secure Architecture, PIM/JIT solutions, Kubernetes, SCA/SAST scans, Authentication/Authorization
    Secure Architecture Kubernetes Security Cloud Security Application Security
  • EVRY Card Services Baltics
    CISO / Head of IT
    BANKING AND INSURANCE
    April 2019 - August 2022 (3 years and 4 months)
    • Led multiple successful PCI CPP audits with minimal non-conformities, ensuring continued compliance and operational excellence.
    • Directed and passed the initial CUP certification audit, establishing a secure foundation for payment card production operations.
    • Developed and mentored a successor, ensuring smooth knowledge transfer and continuity of security leadership.
    • Contributed to the foundational design of a new production facility, embedding security and compliance from the ground up.
    • Led cross-functional IT & Security teams, fostering a collaborative culture focused on performance, accountability, and continuous improvement
    • Oversaw company-wide information security risk analysis and governance, aligning practices with international standards and business objectives
    • Managed IT budgeting and resource planning, balancing cost-efficiency with operational needs and strategic investments
    • Collaborated closely with diverse teams across IT, Security, Operations, Production, and Sales to align technology initiatives with organizational goals
    • Managed critical IT infrastructure, including Ubuntu Linux servers, Windows environments, and virtualized systems(e.g., VMware/Hyper-V)
    • Administered and maintained core security systems, including firewalls, endpoint protection platforms, and secure access controls

    Skills: Compliance Audits, PCI Card Production and Provisioning Audits, ISO27001/ISO22301 internal audits, LinuxServers, Windows Servers, Firewall management, Endpoint Security System management, Physical Security - CardAccess systems, CCTV
    Security Audits Compliance Security Awareness Security Operations
  • PNB BANKA
    Head of IT Security Division
    November 2016 - April 2019 (2 years and 5 months)
    • Led the Information Security team, overseeing daily operations, incident response, and long-term strategy execution
    • Provided expert support to business and legal teams, ensuring alignment between security controls and regulatory/legal obligations
    • Conducted IT risk assessments for new banking products, integrating security by design into service development
    • Developed and maintained internal security policies and procedures, promoting compliance and operational consistency
    • Performed enterprise-level information security risk analysis and governance, aligned with regulatory frameworks and ISO standards
    • Ensured full compliance with financial supervisory authority security requirements, including audits and reporting
    • Managed vulnerability scanning and remediation processes, reducing risk exposure across systems
    • Designed and implemented a company-wide security awareness program, enhancing staff understanding of cyberthreats and best practices
    • Delivered IT security briefings to new hires, embedding a security-first culture from day one
    • Monitored and analyzed security system events (IPS, endpoint protection), including update/patching management to ensure ongoing system integrity
    Security Awareness Security Operations Security & Compliance Risk management Security Leadership

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Education

  • Masters degree in computer science
    Riga Technical University
    2014
  • Bachelor degree in computer science
    Riga Technical University
    2011

Certifications

Skill set

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