L2 VPN, L3 VPN, EVPN, MPLS, SR, LDP, BGP and IGP) Cisco NSO service creation (services and actions) Experience using workflow engine example Itential IAP Competent in Unix (REHL, Centos) Competent in XML/JSON/YAML Working knowledge NETCONF/REST/RESTCONF/SOAP Working knowledge of Source control tools e.g., GitLab. Working knowledge of containerisation (Docker More ❯
L2 VPN, L3 VPN, EVPN, MPLS, SR, LDP, BGP and IGP) Cisco NSO service creation (services and actions) Experience using workflow engine example Itential IAP Competent in Unix (REHL, Centos) Competent in XML/JSON/YAML Working knowledge NETCONF/REST/RESTCONF/SOAP Working knowledge of Source control tools e.g., GitLab. Working knowledge of containerisation (Docker More ❯
kernels, and architectures. Proficiency in programming languages such as C, C++, Python, or Shell scripting. Good knowledge in Embedded systems Development Hands-on experience with Linux distributions (e.g., Ubuntu, CentOS, Debian, Red Hat). Familiarity with version control systems (e.g., Git) and CI/CD pipelines. Excellent problem-solving skills and attention to detail. Preferred Qualifications Experience in other More ❯
Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
applications, ensuring high availability and performance. Collaborate with architects, developers, and business analysts to translate business requirements into technical integration designs. Administer, configure, and maintain Linux servers (e.g., RHEL, CentOS, Ubuntu) in production and non-production environments. Perform system hardening, patch management, and security configurations. Troubleshoot Linux operating system issues, including performance bottlenecks, network connectivity, and storage. Install, configure More ❯
Provide day to day systems administration and support of production and non-production environments in accordance with agency IT policy and Guidelines. Manage the support and maintenance of the CentOS and RedHat Enterprise Linux Operating System environments. Manage and troubleshoot activities associated with systems maintenance tasks such as system backups, recovery and file system maintenance. Manage and troubleshoot activities More ❯
Ruby and Ruby on Rails. • Work on integrating telephony systems (e.g., VoIP, analog, ISDN) along with voice media gateways and associated service modules • Manage and configure Linux servers (Ubuntu, CentOS, etc.) for hosting applications, ensuring performance, stability, and security. • Develop and Test on Linux based servers. Must be capable of developing and installing PowerBuilder based programs and Korn shell More ❯
storage/network devices Read vulnerability reports and ensure IAVA compliance Requirements 10+ years of experience to support the implementation, troubleshooting, and maintenance of IT systems Preferred Experience Linux (CentOS/RHEL) installation and troubleshooting More ❯
of expertise. Supervision - Normally receives little instruction on day-to-day work, general instructions on new assignments. Operating Systems: Linux distributions including one or more for the following: Ubuntu, CentOS/RHEL, Amazon Linux Microsoft Windows z/OS #J-18808-Ljbffr More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
Ripjar
Jira, Confluence and Github are used as support tools. We use ansible to manage configuration and deployments. Most developers use Macbooks for development and our servers all run the CentOS flavour of Linux. If you have any experience in this tech stack, that's useful, as is a numerate degree, such as Computer Science, but neither are required for More ❯
Job Number: 218 Job Category: GovTech Job Title: PRINCIPAL SYSTEM ADMINISTRATOR - TEXAS - URGENT Job Type: Full-time Clearance Level: Top Secret/SCI - Full Scope Polygraph Work Arrangement: On-site Job Location: San Antonio TX Salary: 169K-176K Background Provide More ❯
or more years of experience in system administration or related IT role. Experience administering a wide variety of *nix platforms. Proven experience configuring and managing systems running Debian and CentOS (or derivatives), and software such as OpenSSH, Nginx, Apache, MySQL, Postfix, and Dovecot. Experience with tools and products like Chef/Ansible and Vagrant/Docker. Automate everything mindset More ❯
Solid understanding and experience with databases mainly Postgres SQL,MariaDB/Mysql (and Oracle) Solid understanding of schemas, table spaces, indexing, and database performance optimization Familiarity or knowledge of CentOS/RedHat operating system (admin/root level) Demonstrated experience leading individual projects, including scheduling and reporting Formal experience on a DevOps or Performance or support team is desired More ❯
Cheltenham, Gloucestershire, United Kingdom Hybrid / WFH Options
Shorterm Group
are seeking a skilled and proactive Linux Server Migration Specialist to address the obsolescence of our clients current Linux server estate. The organisation has approximately 130 Linux servers running CentOS, Red Hat, and SUSE operating systems that have reached the end of their lifecycle and can no longer be patched. The selected candidate will play a critical role in … building, configuring, and migrating to replacement Red Hat virtual servers. Key Responsibilities: * Build replacement Red Hat virtual servers using an established template to replace obsolete servers running CentOS, Red Hat, and SUSE operating systems. * Install and configure standard tools, such as EDR (Endpoint Detection and Response) agent, Tanium, and other security and monitoring software. * Install and configure application components … stakeholders, including the Linux expert in France, and the Level 1 and Level 2 support teams in India. Skills * Strong experience with Linux server administration, particularly with Red Hat, CentOS, and SUSE distributions. * Experience in creating and managing virtual machines (VMs) in a virtualized environment. * Proficient in installing and configuring common software components such as Apache, MariaDB, SSL certificates More ❯
Gloucester, Gloucestershire, England, United Kingdom
Shorterm Group
modernisation of a significant Linux estate, working within a collaborative and technically challenging environment.About the Role:You will take a lead role in migrating approximately 130 legacy Linux servers (CentOS, Red Hat, and SUSE) to a fully supported Red Hat environment. These servers have reached end-of-life and require immediate replacement to ensure continued security and operational efficiency. … to ensure knowledge transfer and maintain system integrity.Communicate regularly with key stakeholders, including technical teams in France and India.Key Skills & ExperienceProven expertise in Linux system administration across Red Hat, CentOS, and SUSE distributions.Hands-on experience with server virtualisation and virtual machine management.Proficient in deploying and managing services such as Apache, MariaDB, and SSL certificates.Strong background in implementing and configuring More ❯
of a significant Linux estate, working within a collaborative and technically challenging environment. About the Role: You will take a lead role in migrating approximately 130 legacy Linux servers (CentOS, Red Hat, and SUSE) to a fully supported Red Hat environment. These servers have reached end-of-life and require immediate replacement to ensure continued security and operational efficiency. … transfer and maintain system integrity. Communicate regularly with key stakeholders, including technical teams in France and India. Key Skills & Experience Proven expertise in Linux system administration across Red Hat, CentOS, and SUSE distributions. Hands-on experience with server virtualisation and virtual machine management. Proficient in deploying and managing services such as Apache, MariaDB, and SSL certificates. Strong background in More ❯
OS upgrades, troubleshooting problems, managing package install/upgrades Required: TS/SCI w/POLYGRAPH BEFORE CONSIDERATION Must have a Security + certification. Demonstrated experience with RHEL and CENTOS Operating systems with the ability to configure, monitor and troubleshoot. Manage installation, maintenance and support of technical infrastructures, hardware and system software components. Education & Experience: Must have a Security … experience may be substituted for a Bachelor's degree, making the total experience requirement twelve (12) years as an IT Engineer without a degree• Demonstrated experience with RHEL and CENTOS Operating systems with the ability to configure, monitor and troubleshoot. Manage installation, maintenance and support of technical infrastructures, hardware and system software components. Clearance Requirements TS/SCI w More ❯
written Ada, hence knowledge of C++ is required while knowledge of Ada would be beneficial. Experience with RTI DDS is a plus, as is developing for a Linux/CentOS target from both Linux/CentOS and Windows hosts. Responsibilities will include software development from requirement analysis to integration, acceptance test, and delivery. The candidate must already have More ❯
for platform and infrastructure services, maintaining detailed platform documentation. Participate in on-call rotation for out-of-hours support and incident response. Required Skills Strong experience with Linux (preferably CentOS, Rocky Linux, or RHEL) and system deployment. Experience with Cisco, Juniper, VyOS, and Fortigate hardware and firewalls. Proficiency in Puppet for configuration management. Experience with KVM virtualization and managing More ❯
users on system functionalities and best practices. You will need Technical Expertise: Proficiency in Java and COBOL programming languages. Strong knowledge of Linux operating systems (e.g., Red Hat, SuSE, CentOS). Experience with databases (e.g. MySQL, PostgreSQL) and SQL queries. IT Infrastructure & Security: Experience in system administration, network management, and cybersecurity best practices. Familiarity with shell scripting, automation, and More ❯
Installing LINUX (Centos and/or RHEL) Troubleshooting LINUX performance, Storage, connectivity VM Maintenance, building, troubleshooting Shell Scripting System Patching using YUM Reading vulnerability reports, IAVA compliance, POA&Ms Familarity with BISCOTTI and LATTEART Familiarity with STE tools TRELLIS agent, Nessus, ENSL &UAM SecurityCentery Scanning Nagios Monitoring and administration PKI Server Certificates - renewing and revoking Familarity with Ansible playbooks More ❯
users on system functionalities and best practices. You will need Technical Expertise: Proficiency in Java and COBOL programming languages. Strong knowledge of Linux operating systems (e.g., Red Hat, SuSE, CentOS). Experience with databases (e.g. MySQL, PostgreSQL) and SQL queries. IT Infrastructure & Security: Experience in system administration, network management, and cybersecurity best practices. Familiarity with shell scripting, automation, and More ❯
a key part in integrating new vendor equipment into the network. Network design, scaling existing infrastructure and implementing the designs of self and others. Support, maintain and install Linux (Centos/Debian) servers that support the network infrastructure and customer provisioning systems. Ensuring network hardware is appropriately monitored for health, faults and service issues. To be a key technical … in either Cisco or Juniper products (including IOS or Junos software maintenance and configuration). NetFlow/J-Flow setup/usage. CCNP or equivalent experience is desirable. Linux (Centos/Debian) and x86 server hardware experience desirable. Datacentre best practices, including in-rack power and network cabling. Designing, installing, maintaining, and troubleshooting MPO cabling systems, trunk routes, and More ❯
science, engineering, or another scientific field (master's or PhD preferred). Over 8 years of progressive experience in HPC system administration and operations, preferably within a Redhat/CentOSLinux administration and Batch HPC cluster environment. Proven expertise in troubleshooting. Demonstrated ability to work collaboratively as part of a team and maintain a customer-focused approach. Familiarity with More ❯
experience may be substituted for a Bachelor's degree, making the total experience requirement twelve (12) years as an IT Engineer without a degree • Demonstrated experience with RHEL and CENTOS Operating systems with the ability to configure, monitor and troubleshoot. • Manage installation, maintenance and support of technical infrastructures, hardware and system software components. More ❯