Application System Administrator

£65,000 | Milton Keynes | Permanent
Posted 13 days ago


This role entails install, support, and upgrade of our client's Java-based software suite of products within our 24x7 SaaS environment and occasionally on customer servers performing a self-hosted installation

• 5 years application support experience in a high uptime production environment
• 3 years VMware, Windows, & Linux Server Administration experience, including diagnosis of performance issues, package management, load estimation, kernel tuning, networking configuration, etc. Red Hat Linux Enterprise is a MUST!
• 3 years network administration experience, including load balancers, proxy servers, firewalls, and VPNs
• 5 years hosting experience in a large heavy-traffic environment
• 2 years software engineering experience, esp. Shell scripting, Java
• Knowledge of web-server configuration and installation (e.g. NGINX, Apache, Tomcat, IIS, Java-based tools, Apache Ant, etc.)
• Configuration Management experience (Puppet, Chef, Ansible, Jenkins)
• Oracle and SQL Server Administration experience
• Business Objects system administration knowledge
• Knowledge of directory services such as Active Directory and LDAP
• Use of remote access tools (Remote Desktop, VPN, Citrix)
• Ability to work independently on large, complex projects with minimal guidance
• Excellent troubleshooting and analytic skills
• Excellent oral and written communication skills
• Familiarity with version control (GIT)
• Experience with implementation of IT Service Management methodologies (e.g. ITIL)
• End-user application support experience

• Bachelor’s Degree in related field or equivalent experience.

• Perform customer installations and configurations
• Deploy application and data changes to all environments as needed, including load balancer, proxy server, firewall, and VPN configuration
• Provide 24x7 production support as part of a team rotation, resolving or escalating issues as appropriate. Hours may be non-standard.
• Maintain production services to highly demanding customer expectations and SLAs
• Take ownership of production issues, working closely with the customer support and development teams on issue resolution
• Coordinate database setup and configuration with DBA team
• Engineer extensive scripting and automation to enable applications to install and run in all environments with minimal manual intervention

As with any enterprise application, you will coordinate with customer network, storage, server, and security administrators. Customers may ask your advice on how to configure Apache, IIS, proxy servers, load balancers, firewalls, and VPNs. The product runs on both Linux and Windows servers, with either Oracle or SQL databases. Linux system administration experience is a must.

You will also handle support issues related to software installation and diagnose performance and/or security issues. Periodic after-hours pager support of our SaaS environment is required. Some evening and weekend work is required to support customer upgrades during non-business hours.

You will work with a team of smart, capable, passionate server engineers across a dynamic company

This role offers a competitive salary and full benefits. Please apply to Sam or Georgina for further information

For more information about this role, please contact:

Sam Baillie
01423 878 679

See Sam Baillie's jobs
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