Devops - Puppet/Chef

DevOps - Puppet/Chef

Whitehall Resources are currently looking for a candidate with experience in DevOps - Puppet/Chef

Key Requirements:

- Configure and manage dynamic web and application Servers.
- Administer Servers as required.
- Test and debug Servers.
- Utilise continuous integration tools.
- Provide specialist input to agile design teams.

Key Responsibilities:

- Build and configure new server platforms and the automated tooling to do so.
- Manage the operation of Linux Servers and delivery of complex web application stacks.
- Test, debug and troubleshoot platform level problems.
- Support development teams with configuring applications for deployment.
- Installation and management of open source monitoring tools.
- Configuration of management tools like Puppet, Chef, etc.
- Deployment and configuration of machines in a Cloud environment.
- Adherence to application deployment strategies and continuous integration.

Key Experience:

- Proven track record of working with Cloud computing (EC2, Google App Engine, etc); networking concepts, technologies, and protocols (TCP/IP, IPSec, HTTP, FTP, DHCP, and DNS); and virtualization systems (VMWare, Xen, etc).
- Proven track record of configuring and managing dynamic web and application Servers.
- An excellent understanding of Linux and experience in configuring and managing Linux Servers for serving dynamic websites.
- Strong knowledge of understanding of common web application architectures.
- Track record of debugging complex multi-server services.
- Track record of Scripting or basic programming skills.
- Strong knowledge with network protocols - TCP/IP, HTTP, SSL, etc.
- A strong technical foundation in build, release and test environments.
- Proven track record of designing and supporting robust build, deployment and configuration management systems for multi-tier Java J2EE & .NET applications.
- Track record in utilising continuous integration tools (Jenkins, Travis-CI, Go).
- Track record of administering application Servers, servlet containers, and web Servers (WebSphere, Apache Tomcat, Jetty, Nginx, Mongrel, Microsoft IIS, Apache HTTP server, etc.).
- Experience of collaborative working in an agile development environment.

Desired Experience:

- Previous experience in building and supporting a large production platform.
- Some experience with unit testing and automated testing tools.
- Ability to work effectively across Departmental and other boundaries.
- Qualification or relevant experience in a related field would be useful.