Technical Security Operations Expert, Sofia

Описание

General duties
Administer, maintain, and further develop IT and information security systems across the organisation;
Participate in the implementation, configuration, integration, and optimisation of security solutions within the infrastructure environment;
Ensure the technical operation, stability, availability, and efficiency of security systems;
Maintain and administer various protection technologies, including solutions for endpoint protection, data protection, network security, access control, monitoring, and others;
Participate in the integration of different security systems with IT platforms, infrastructure components, monitoring tools, and management systems;
Analyse incidents, technical events, alerts, and issues related to security systems, and participate in their diagnosis and resolution;
Perform technical analysis of the existing environment and propose improvements to enhance protection, efficiency, and automation;
Participate in the full lifecycle of security systems — from planning and implementation to maintenance, upgrade, and decommissioning;
Prepare and maintain technical documentation, procedures, configurations, architectural dependencies, and operational instructions;
Work closely with Infrastructure, Network, Server, Cloud, Endpoint, SOC, and other Information Security teams;
Support incident response activities through technical analysis, log review, correlation, problem isolation, and restoration of normal operations;
Participate in tests, change activities, projects, and initiatives related to improving the technological security environment.


Requirements
Main Requirements:

University degree in Information Technology, Cybersecurity, Computer Science, Telecommunications, or another relevant field;
Minimum 3 years of professional experience in infrastructure security, administration of information security systems, security operations, or a similar role;
Hands-on experience in administering security systems in a production environment;
Practical experience in implementing, integrating, and configuring information security solutions;
Experience working with complex IT infrastructure and interactions between different technology components;
Good understanding of infrastructure security principles, defence layers, and dependencies between systems, networks, servers, users, and applications;
Very good analytical and technical troubleshooting skills;
Ability to work in a dynamic environment, across multiple parallel tasks, and under conditions of high criticality;
Very good command of English, both written and spoken.
Required Technical Knowledge:

The candidate should have practical technical knowledge enabling them to administer, integrate, and support a broad range of information security systems, including:

Good knowledge of computer networks and network security;
Good knowledge of Windows and Linux servers;
Good knowledge of operating systems, Active Directory, authentication, and access management;
Experience with infrastructure services, server administration, and system dependencies;
Understanding of logs, events, alerts, correlations, and integrations between systems;
Knowledge of scripting and automation will be considered an advantage;
Good understanding of technical architecture and how security solutions are integrated into an enterprise environment.
Practical Experience That Will Be Highly Valued:

Administration and support of Endpoint Protection / Antivirus / EDR / XDR solutions;
Experience with DLP systems;
Experience with email security, web security, proxy, sandboxing, WAF, NAC, VPN, PAM, IAM, MFA, SIEM, SOAR, vulnerability management, and other security systems;
Integration of security systems with Active Directory, network infrastructure, servers, cloud services, log management platforms, and other internal systems;
Participation in the implementation of new security solutions and migration/upgrade of existing technologies;
Experience with policies, rules, tuning, performance optimisation, and operational support of security systems;
Analysis of events and technical support during incidents related to security technologies;
Experience working in an environment with high requirements for availability, traceability, and control.
Knowledge of Best Practices and Standards:

For this role, knowledge of the following will be considered an advantage:

Best practices in infrastructure and operational security;
Principles of hardening, segmentation, least privilege, defense-in-depth, and secure administration;
Best practices in log management, monitoring, vulnerability management, and operational resilience;
Applicable standards and frameworks related to information security and infrastructure protection.
The Following Will Be Considered an Advantage:

Experience in a bank or another highly regulated environment;
Experience with enterprise security systems protecting endpoints, data, networks, and identities;
Experience in integrating multiple security technologies into a common architectural environment;
Experience in troubleshooting complex infrastructure and security issues;
Experience with scripting, automation, and optimisation of operational tasks;
Experience with cloud security solutions and hybrid infrastructure;
Professional certifications in infrastructure security, system administration, or information security technologies;
Experience in projects involving implementation, migration, and upgrade of security systems.
Personal Profile:

Strong technical orientation and practical mindset;
High level of responsibility, reliability, and attention to detail;
Ability to work independently and make sound technical decisions;
Ability to analyse and solve complex technical problems;
Proactive attitude and focus on sustainable, effective solutions;
Good communication skills and ability to work effectively with different technical teams;
Ability to work confidently in an environment with high requirements for security, stability, and service continuity.


DSK Bank offers
Excellent opportunities for professional and career development in one of Bulgaria’s leading banks
Food vouchers in the amount of up to 102.26 EUR per month
20+5 paid holiday leave
Additional Health Insurance
Annual bonus scheme depending on the achieved results
Favorable conditions for housing and mortgage lending, as well as for bank products and services
Preferential conditions for Multisport / CoolFit card
Discounts in various companies
Professional trainings for specific knowledge and skills
Refer a Friend Bonus
Opportunity to work in one of the leading financial institutions in Bulgaria;
A key expert role with real impact on the organisation’s security technology environment;
Work with complex infrastructure and a broad range of information security technologies;
Participation in significant projects for implementation, integration, and development of protection systems;
Opportunity for professional growth in an environment with high standards, real challenges, and large scale.


If this position sounds like the right fit for you, we’d love to receive your application. All applications will be treated with strict confidentiality. Only shortlisted candidates will be contacted.



Documents for application
CV

Изисквания към кандидата

Езикови познания:
Английски език

Трудов опит:
С професионален опит от 1 - 3г.

Образование:
Бакалавър

Ние предлагаме

Вид заетост:
Пълен работен ден

Срок на заетост:
Постоянна

Договор:

Ниво в йерархията:

Категория:

Банково дело
Финанси

Държава:

България

Населено място:

Гр. София

Адрес:

ул. “Московска” 19, Централно управление

Дата:

29.04.2026

Организация:

Банка ДСК АД
Фирма/Организация - Директно търсеща служители

Детайли за организацията:

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