Linux / Opensource / Scripting / Apache Tomcat Jboss Java / TCP/IP
The Job: We're currently seeking an experienced Linux System Administrator to join our Linux Team in a fast growing and stimulating environment. The successful candidate will have solid and broad IT foundations (networking, TCP protocols, encryption, security), a strong Linux background with wide exposure to open source software, a drive to learn and excellent troubleshooting and problem solving skills.
This is a broad role with the following responsibilities:
monitoring and administration of the existing Linux systems keep the
systems up to date with patches and upgrades 3rd line incident response and problem resolution provide full life-cycle application support evaluate new solutions enhancement and automation of administration tasks design and deployment of new systems/services administration of the disaster recovery infrastructure take part in an out-of-hours 24/7 on-call rota
Required technical skills:
In depth understanding of Linux systems (preferably RedHat and SLES) with considerable experience commercial experience in supporting 24/7 *nix systems preferably in a Banking environment
strong bash shell scripting skills and basic perl master the command line and common commands (sed,grep,awk...)
familiarity with centralized configuration systems like Puppet good Apache webserver knowledge (SSL, vhosts, rewrite rules, mod_jk, mod_proxy,…)
commercial experience with Tomcat and Jboss application servers exposure to Java and JDBC (JVM memory management,thread dumps, stack traces)
comfortable in analysing system logs (Apache Common Log Format, Syslog)
basic SQL knowledge familiarity with concepts of virtualization, load
balancing, web sessions, high availability, heartbeat, clustering and failover
good understanding of TCP/IP and proficiency with common network tools like netstat, tcpdump, iptables, nmap, telnet, etc…
exposure to openssl and good grasp on cryptography concepts (private/public keys, ssl certificates,…)
Highly desirable: experience with monitoring tools like Nagios in complex setups
exposure to RedHat clusters Autobuild systems (kickstart and autoyast)
exposure to SAN and NAS in particular related to NFS and iSCSI (Netapp/EMC) HTTP load balancers (Zeus ZXTM)
knowledge of SNMP protocol and tools DNS and DHCP services SMTP protocol and mail servers (Postfix)
LDAP familiarity with security best practices LVM SQUID proxy server
exposure to Oracle Databases
exposure to VMware An advantage: knowledge of MySQL and Postgres
databases
Exposure to SAP Exposure to Liferay Knowledge of Hudson/Jenkins Be able to work with version control systems like CVS, Git PGP/GPG
In addition to the skills detailed above, the candidate should also: have good communication skills be a team player be willing to learn quickly master new technologies have a pro-active attitude and be happy to help others
be flexible in both duties and working hours be self confident, trustworthy and reliable be able to work autonomously be passionate about technology
UK.
![]()
The Job: We're currently seeking an experienced Linux System Administrator to join our Linux Team in a fast growing and stimulating environment. The successful candidate will have solid and broad IT foundations (networking, TCP protocols, encryption, security), a strong Linux background with wide exposure to open source software, a drive to learn and excellent troubleshooting and problem solving skills.
This is a broad role with the following responsibilities:
monitoring and administration of the existing Linux systems keep the
systems up to date with patches and upgrades 3rd line incident response and problem resolution provide full life-cycle application support evaluate new solutions enhancement and automation of administration tasks design and deployment of new systems/services administration of the disaster recovery infrastructure take part in an out-of-hours 24/7 on-call rota
Required technical skills:
In depth understanding of Linux systems (preferably RedHat and SLES) with considerable experience commercial experience in supporting 24/7 *nix systems preferably in a Banking environment
strong bash shell scripting skills and basic perl master the command line and common commands (sed,grep,awk...)
familiarity with centralized configuration systems like Puppet good Apache webserver knowledge (SSL, vhosts, rewrite rules, mod_jk, mod_proxy,…)
commercial experience with Tomcat and Jboss application servers exposure to Java and JDBC (JVM memory management,thread dumps, stack traces)
comfortable in analysing system logs (Apache Common Log Format, Syslog)
basic SQL knowledge familiarity with concepts of virtualization, load
balancing, web sessions, high availability, heartbeat, clustering and failover
good understanding of TCP/IP and proficiency with common network tools like netstat, tcpdump, iptables, nmap, telnet, etc…
exposure to openssl and good grasp on cryptography concepts (private/public keys, ssl certificates,…)
Highly desirable: experience with monitoring tools like Nagios in complex setups
exposure to RedHat clusters Autobuild systems (kickstart and autoyast)
exposure to SAN and NAS in particular related to NFS and iSCSI (Netapp/EMC) HTTP load balancers (Zeus ZXTM)
knowledge of SNMP protocol and tools DNS and DHCP services SMTP protocol and mail servers (Postfix)
LDAP familiarity with security best practices LVM SQUID proxy server
exposure to Oracle Databases
exposure to VMware An advantage: knowledge of MySQL and Postgres
databases
Exposure to SAP Exposure to Liferay Knowledge of Hudson/Jenkins Be able to work with version control systems like CVS, Git PGP/GPG
In addition to the skills detailed above, the candidate should also: have good communication skills be a team player be willing to learn quickly master new technologies have a pro-active attitude and be happy to help others
be flexible in both duties and working hours be self confident, trustworthy and reliable be able to work autonomously be passionate about technology
UK.