Application hardening / security specialist

Application Hardening / Security Specialist

The Role

We are looking for an experienced Application Security and Hardening Specialist to assess, strengthen, and advise on the security posture of enterprise applications and systems. Working within a complex IT environment, you will play a critical role in identifying vulnerabilities, implementing hardening measures, and ensuring that applications and infrastructure meet industry security standards and compliance requirements.

Key Responsibilities

Conduct comprehensive assessments of application and system security postures, identifying vulnerabilities and areas of risk

Define and implement hardening measures across applications, operating systems, and network components in line with security best practices and compliance frameworks

Support vulnerability mitigation efforts, working closely with infrastructure and development teams to remediate identified risks

Provide expert advisory services on secure configuration, hardening guidelines, and security architecture decisions

Assist in ensuring compliance with relevant regulatory and internal security requirements

Develop and maintain hardening standards, policies, and documentation

Contribute to security awareness and best practice sharing across technical teams

Profile

Proven experience in application security, system hardening, or a closely related cybersecurity discipline

Strong knowledge of hardening frameworks and standards (e.g. CIS Benchmarks, DISA STIGs) and their practical application

Experience conducting vulnerability assessments and supporting remediation efforts in enterprise environments

Solid understanding of network security principles and their interaction with application security

Familiarity with compliance frameworks and regulatory requirements relevant to IT security

Ability to communicate security risks and recommendations clearly to both technical and non-technical stakeholders

Fluent in English ; German is a strong advantage

Please send your application including a cover letter and detailed CV to cv@blackridgegroup.com or contact us directly at +352 20 61 04 for more information. Your application will be handled in strict confidence.