Cybersecurity Specialist & Administrator at ARHS – Warsaw | Jobyssey

Provide cybersecurity-related support to users, administrators and technical teams across enterprise IT environments
Integrate cybersecurity solutions into the organization’s infrastructure and ensure their secure and reliable operation
Securely configure systems, services, applications and security platforms in accordance with organizational security policies and standards
Design, deploy, configure, monitor, maintain and troubleshoot cybersecurity infrastructure and security controls
Implement and maintain cybersecurity procedures, technical controls and security hardening measures
Monitor security systems, investigate alerts and respond to security-related incidents and events
Manage and support security monitoring platforms, including Splunk, Microsoft Sentinel and Darktrace
Operate and maintain Public Key Infrastructure (PKI) services, including certificate lifecycle management and related security operations
Support vulnerability management activities using Tenable, including vulnerability assessment, remediation tracking and penetration testing coordination
Administer and maintain Privileged Access Management (PAM) solutions to ensure secure access to privileged accounts and resources
Perform application security testing activities using Checkmarx Static Application Security Testing (SAST) and Dynamic Application Security Testing (DAST) solutions
Support the implementation and operation of Zero Trust Architecture controls and security principles across enterprise environments
Implement, test and manage security patches and remediation activities to address technical vulnerabilities
Assess the effectiveness and performance of implemented security controls and recommend improvements where necessary
Participate in information security reviews, audits and compliance activities
Provide technical expertise, guidance and recommendations regarding cybersecurity tools, technologies and secure configurations
Identify security requirements and translate business and technical requirements into secure implementation approaches
Collaborate with network, systems, infrastructure and security teams to implement and maintain secure solutions
Support the deployment, configuration and integration of cybersecurity technologies across enterprise systems
Investigate, diagnose and resolve cybersecurity-related issues affecting systems, services and infrastructure
Create, maintain and update technical documentation, security configurations, operational procedures and support materials
Ensure service continuity and operational support of managed cybersecurity platforms in accordance with defined service levels
Recommend and evaluate security tools, technologies and improvements to strengthen the organization’s security posture
Perform additional tasks as assigned by the supervisor

Minimum 8 years of relevant IT professional experience
Minimum 5 years of experience in a similar role
At least three of the following certifications:

GCED (GIAC Certified Enterprise Defender)
GPPA (GIAC Certified Perimeter Protection Analyst)
GCWN (GIAC Certified Windows Security Administrator)
GCUX (GIAC Certified UNIX Security Administrator)
GCCC (GIAC Certified Critical Controls)
SSCP (Systems Security Certified Practitioner)
CCSP (Certified Cloud Security Professional)
CISSP (Certified Information Systems Security Professional)
CSSLP (Certified Secure Software Lifecycle Professional)
GSEC (GIAC Security Essentials)
ECSA (EC-Council Certified Security Analyst)
SCPO (SABSA Certified Security Operations & Service Management Practitioner)
or equivalent, internationally recognized certification

Good understanding of systems development lifecycle (SDLC) principles and security integration throughout the lifecycle
Strong knowledge of operating system security concepts and security hardening practices
Strong knowledge of computer and network security principles
Good understanding of security controls and cybersecurity frameworks
Knowledge of offensive and defensive security practices
Knowledge of secure coding principles and application security concepts
Hands-on experience working as an Information Security Administrator or Cybersecurity Specialist
Knowledge of vulnerabilities, threats, attack techniques, exploit mechanisms, penetration testing methodologies and risk analysis practices
Knowledge of ISO 27000 family standards and CIS Critical Security Controls
Knowledge of OWASP standards and application security best practices
Good understanding of network protocols and services, including SMTP, DNS, DHCP, LDAP, NTP, PKI and Certificate Authorities
Practical experience designing and performing security testing activities
Practical experience managing Identity and Access Management (IAM) security functions
Experience integrating cybersecurity technologies into enterprise environments
Experience securely configuring infrastructure, systems and security platforms
Experience assessing security controls and evaluating security effectiveness
Practical experience developing and testing secure scripts and automation solutions
Strong troubleshooting and incident analysis capabilities
Excellent communication, documentation and stakeholder engagement skills
Strong analytical and problem-solving abilities with excellent attention to detail
Ability to work effectively in complex technical environments and quickly adapt to new technologies

Security clearance required (EU Restricted) from 1st day of collaboration

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