Security Administrator (f/m/x)

Sii Poland; Toruń; On-site; PLN 150,000 - 190,000; Full time

Benefits offered by this job

Great Place to Work

Centre of internal trainings

Profit sharing

Regular integration events and trips

Medical care

Job summary

Sii Poland is seeking a PSIRT & Vulnerability Disclosure Specialist to coordinate vulnerability disclosures across global products and services. You will work with researchers, customers, vendors, and internal teams to evaluate, communicate, and resolve vulnerabilities, supporting PSIRT operations and improving processes in an international setting.

You will maintain PSIRT activities, publish advisories, and collaborate with cross-functional teams to ensure timely resolution while upholding

Qualifications

• Three+ years in cybersecurity, PSIRT, CERT/CSIRT, vulnerability management, or incident response.
• Strong knowledge of CVE/ CVSS/ CWE, CISA advisories, ISO 29147, ISO 30111.
• Experience coordinating disclosures with external researchers and customers.
• Hands-on experience with vulnerability tracking/workflow tools.
• Analytical, organizational, and stakeholder management skills.
• Excellent English communication, written and verbal.

Responsibilities

• Coordinating vulnerability disclosure activities between external researchers, customers, vendors, and internal stakeholders
• Managing and tracking security vulnerabilities throughout the disclosure and remediation lifecycle
• Reviewing, assessing, and prioritizing reported vulnerabilities with security and engineering teams
• Drafting and publishing security advisories, vulnerability notifications, and technical communications
• Collaborating with product, engineering, legal, communications, and support teams for timely resolution
• Maintaining PSIRT processes and driving continuous improvements in vulnerability handling

Skills

Vulnerability disclosure

Stakeholder management

Technical writing

Security liaison

Tools

Vulnerability tracking tools

Job description

Join Sii as a PSIRT & Vulnerability Disclosure Specialist and play a key role in coordinating vulnerability disclosure activities across global products and services. In this position, you will work closely with security researchers, customers, vendors, engineering teams, and business stakeholders to ensure vulnerabilities are evaluated, communicated, and resolved effectively. You will support Product Security Incident Response Team (PSIRT) operations, manage coordinated vulnerability disclosures, and contribute to improving security processes within an international and multicultural environment. This is an excellent opportunity for cybersecurity professionals who combine strong technical expertise with outstanding communication and stakeholder management skills.

Your tasks

• Coordinating vulnerability disclosure activities between external researchers, customers, vendors, and internal stakeholders
• Managing and tracking security vulnerabilities throughout the disclosure and remediation lifecycle
• Reviewing, assessing, and prioritizing reported vulnerabilities in collaboration with security and engineering teams
• Drafting and publishing security advisories, vulnerability notifications, and technical communications
• Collaborating with product, engineering, legal, communications, and support teams to ensure timely resolution of security issues
• Maintaining PSIRT processes, ensuring compliance with industry standards, and driving continuous improvements in vulnerability handling

Requirements

• Minimum of 3 years of experience in cybersecurity, PSIRT, CERT/CSIRT, vulnerability management, or incident response functions
• Strong knowledge of vulnerability disclosure frameworks and standards, including CVE, CVSS, CWE, CISA Advisories, ISO 29147, and ISO 30111
• Experience coordinating vulnerability disclosures and working with external security researchers and customers
• Hands-on experience using vulnerability tracking and workflow management tools
• Strong analytical, organizational, and stakeholder management skills with the ability to manage multiple disclosures simultaneously
• Excellent verbal and written communication skills in English, with confidence in representing the PSIRT function independently in a global environment

Job no. JOB-MLTEL

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.

Benefits For You

• Great Place to Work
• Solid financial situation
• Contracts with the biggest brands
• Centre of internal trainings
• Many experts you can learn from
• Open and accessible management team
• Profit sharing
• Passion Sponsorship program
• Regular integration events and trips
• Comfortable and well-equipped offices
• MySii app
• Medical care