OT Security Specialist

AT&S

. Design, implement and maintain secure infrastructure solutions across global manufacturing environments, including network segmentation, zones and conduits, industrial firewalls, remote access, monitoring and secure connectivity .

Posted 10/14/2026full-timeLeoben • AustriaMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and maintaining secure infrastructure solutions for manufacturing environments, with a strong focus on cybersecurity principles, risk assessment, and incident response. Proficient in coordinating multidisciplinary teams and implementing industry standards for secure lifecycle management.

Highest-signal resume keywords

Network SecurityIncident ResponseVulnerability ManagementCybersecurity FrameworksSecure Infrastructure Design

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

System HardeningBackup and RecoveryRemote Access SolutionsSecurity AssessmentsCybersecurity PoliciesRisk Assessment MethodologiesTechnical DocumentationMonitoring and ProtectionIdentity and Access ManagementCompliance Evidence

Soft Skills

Analytical ThinkingStructured CommunicationProactive MindsetSolution-Oriented Approach

Industry Keywords

ISA/IEC 62443NISTManufacturing EnvironmentsIndustrial CybersecurityGlobal Infrastructure Solutions

Tech Stack

Tools & technologies

Cyber SecurityFirewalls

About the role

Key responsibilities & impact

Design, implement and maintain secure infrastructure solutions across global manufacturing environments, including network segmentation, zones and conduits, industrial firewalls, remote access, monitoring and secure connectivity
Translate cybersecurity policies, architecture principles and industry standards into practical technical designs, configurations and operating procedures
Perform security assessments, identify vulnerabilities, and coordinate remediation activities with engineering teams, suppliers and system owners
Support the secure lifecycle management of manufacturing systems, including hardening, patching, backup and recovery, identity and access management, and controlled third-party access
Implement and operate cybersecurity capabilities that enhance visibility, monitoring and protection across production environments
Contribute cybersecurity and infrastructure expertise to projects and system changes, review designs, and ensure security requirements and operational handover activities are completed
Support incident analysis, containment, recovery and root-cause investigations
Maintain technical documentation, architecture records and compliance evidence, and support audits, recovery exercises and continuous improvement initiatives

Requirements

What you’ll need

Degree in Information Technology, Automation, Electrical Engineering, Cybersecurity, or a comparable technical field
Several years of experience securing and supporting industrial infrastructure, manufacturing environments, or other business-critical systems
Hands-on experience with network security, remote access solutions, system hardening, vulnerability management, backup and recovery, and incident response
Strong understanding of cybersecurity principles, risk assessment methodologies, and secure infrastructure design
Experience working across multidisciplinary teams, coordinating with engineering, infrastructure, cybersecurity specialists and external partners
Ability to independently drive complex technical initiatives while balancing security requirements with operational continuity
Knowledge of ISA/IEC 62443, NIST, or comparable industrial cybersecurity frameworks is considered an advantage
Strong analytical thinking, structured communication skills, and a proactive, solution-oriented mindset
Fluent English skills are required
German skills are considered an advantage

Benefits

Comp & perks

A meaningful role with opportunities for long-term growth in an international environment
Chance to actively contribute to AT&S´ success and to create value
A structured and tailor-made onboarding program along with continual training opportunities
Modern company canteen with freshly prepared meals every day
Free parking spaces and e-charging stations
Diverse health measures and a wide range of employee benefits
Competitive salaries and additional benefits based on performance, experience and qualification