Job Title: Unix System Administrator
Location: Bricklane, UK (2 days/week, onsite)
Role: 3months + of contract and possibility of extension
Inside IR35

Essential Skills:

• 5+ years. of solid experience in Linux Admin.
• Good understanding of Working of protocols. Networks - DNS & CSP
• Strong Configuration management, Ci/CD Pipelines - Chef exp
• OS Security including access control and security levels is required
• Firewall configuration experience required.

Required Skills:

• SME in Linux, all major distributions
• User management, quotas, permissions, access control
• Configuration of system services/daemons
• Filesystem knowledge, RAID, Access Control, Snapshotting, experience with multiple filesystems
• Filesystem creation, permissions, expansion, and deletion
• Software administration, management of repositories, package creation, installation and removal, patching
• Basic service knowledge and configuration, for example, FTP, NFS, LDAP, SMB, SSH
• Security configuration, testing, and patching
• Backups. Backup procedure and configuration. Types of backups, online and offline. Backup rotation and frequency
• Configuration Management. In-depth knowledge of configuration management systems including demonstrable knowledge of CI/CD Pipelines
• Logging and Configuration. Demonstrable and in-depth knowledge of logging, both local and remote and including logging services, log analysis, and knowledge of both front and Back End systems.
• BASH Shell Scripting
• OS Security including access control and security levels.
• Local Firewall configuration
• Local network configuration at both layers 2 and 3 of the OSI Model, to include CIDR addressing.
• Systems installation using automated procedures including Kickstart, TFTPboot, and PreSeed.

Desired Skills:

• In-depth knowledge of CentOS/RHEL/Ubuntu in particular
• Basic Windows System Administration Skills