Full-Time Senior Linux/SysAdmin Engineer

We are at a pivotal point in our tech progression. We're looking to grow the technical estate, replace existing systems with new and scale and develop the platform. As a Senior Linux/SysAdmin Engineer you will be part of the Partnerize Technical Operations team, who work with the business, development and IT functions.

You will be responsible for ensuring the continuous development and progression of the team members. You’ll be building the infrastructure, delivering projects and processes required to ensure we remain available, scalable and secure. You are responsible for the platform's security, you will work closely with the security compliance team to ensure our platform is secure from any threats.

You Will:

• Delivery coaching sessions to the team/individuals
• Scoping the work coming into the SRE team and delegating to the team members appropriately.
• Provide primary operational support and engineering for multiple large, distributed software applications
• Build software and systems to manage platform infrastructure and applications
• Measure and optimise system performance, with an eye toward pushing our capabilities forward, getting ahead of customer needs, and innovating to continually improve
• Improve reliability, quality, and time-to-market of our suite of software solutions
• Drive improvements to Partnerize platforms security through strategic planning and collaboration with the security compliance team.
• Produce production grade application security designs.
• Perform design reviews and Threat modelling of our services and products.
• Perform vulnerability assessments and security testing.
• Providing subject matter expertise on all areas of security and privacy throughout the Software Development lifecycle.
• Liaison with development teams for design, code reviews and education.
• Contribute to security strategy, security tooling selection and creation.
• Conduct regular security assessments and code reviews.
• Partner with development teams to improve services through rigorous testing and release procedures
• Participate in system design consulting, platform management, and capacity planning
• Work closely with development and tech teams ensuring technical Issues and projects are correctly managed.
• Deliver small and large technical projects in a prompt and timely manner.
• Act as an escalation for Support Incidents and assignments while maintaining a high level of quality
• Be responsible for continuous improvement, continuous delivery and continuous integration.
• Participate in the On-Call Rotation.

Essential Knowledge, Skills and Experience

• Ability to mentor and coach team members
• Ability to prioritise workload including take the lead on Incidents and Problem management
• Able to scope the work coming into the team and delegate appropriately
• Represent TechOps to the wider business and liaise with the other departments
• Develop the technological career paths for the individuals on the team.
• Strong experience of databases (MySQL, PostgreSQL, Redis)
• Understanding of scripting languages (Python, Bash, PHP)
• Expertise with a programming language (Python, Go or Java)
• Experience of security in a DevOps environment
• Coding experience for automating/integrating security tools
• Knowledge of security in distributed systems at scale.
• Experience of performing security design reviews, threat modelling and risk assessments.
• Extensive knowledge of internet security issues and/or mobile security issues.
• Knowledge of platform or application automated deployment and configuration management (Ansible, Docker, terraform etc)
• Cloud and containers technology knowledge essential (AWS, GCP, Kuberbetes, Docker)
• Linux system administration skills.
• Able to troubleshoot, diagnose and solve issues independently.
• Self-learner, ability to document learning as experience is gained.
• Experience as part of a team supporting and maintaining an infrastructure.
• A proactive approach to spotting problems, areas for improvement, and performance bottlenecks
• Knowledge of and experience with the ITIL practices.

Desirable Knowledge, Skills and Experience

• An interest in development, new technologies and innovation
• Supporting development teams into the refactoring of technical debt
• Kubernetes, docker and containers
• Experience with monitoring systems, e.g. Zabbix, Nagios etc.
• Experience of JIRA and Confluence
• Nginx or web server technologies
• Gluster or storage technologies
• Git and version control
• Elasticsearch technologies - especially Kibana
• Experience with Apache Kafka and Druid

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