Unix Infrastructure Vulnerability Specialist (Hybrid Onsite - W2 only)

Job purpose

This role is responsible for the remediation of security vulnerabilities and configuration compliance of the global CLS Unix estate. The role will work closely with Unix Infrastructure, Unix Engineering and Cloud Engineering teams to remediate security vulnerabilities through the environments.

The successful candidate will have a solid background working with Linux Red Hat command line in a Production enterprise environment and security vulnerability management.

Essential Function / major duties and responsibilities of the job

Strategic

• Perform system administration of Linux Red Hat Servers in a Production enterprise environment.
• Automation using Configuration Management tool Ansible.
• Perform operating system security patching, remediation of non-patchable vulnerabilities and third-party application compliance patching.
• Collaborate with Engineering and other operational support teams to support the end-to-end vulnerability remediation delivery.
• Working to a ITIL framework (understanding of Incident, Problem, Change)

Operational

• Responsible for the security and configuration compliance of the Unix estate.
• Maintain, develop, and improve the vulnerability management remediation process. Develop solutions and automated methods to reduce manual and repetitive tasks.
• Work closely with key stakeholder groups including IT Security to ensure appropriate levels of engagement and focus are maintained around remediation deployments.
• Implement technical changes throughout the environments without unexpected disruption to the service.
• Plan, support and participate in scheduled quarterly patching events.
• Weekend work where required to deliver the required service goals.

Experience / essential and desired for successful job performance

Essential

• Has experience of implementing automation using Configuration Management tools such as Ansible, Chef, Puppet, Salt Stack
• Has experience of managing solutions, technologies and processes associated with vulnerability and configuration compliance in a Linux Red Hat / VMware / AWS environment.
• Has experience of supporting production systems in an enterprise Linux Red Hat environment.
• Experience performing monthly operating system security patching and remediating non-patchable vulnerabilities.

• Has experience of working with ITSM systems such as Service Now and understands priorities and SLA s.
• Has experience of AWS Product set such as EC2, Lambda, EKS, ECR, WorkSpaces, EBS, EFS, S3, RDS MSSQL, Route 53, VPC, Cloud Formation.Has strong documentation and technical writing skills.

Desired

• Has experience working in financial services sector.
• Has experience of Qualys, and Ivanti Risk Sense.

Qualifications / certifications

Essential

• Bachelor s degree or equivalent
• Prior IT Vulnerability Remediation experience across business-critical Production infrastructure.

Desired

• RedHat related certification
• ITIL certification