System Administrator – Unix System Administrator – Operations Engineer – Telco – Linux – CI/CD – Hybrid – 3 Months – £575/£600 (Inside IR35) – London – Immediate Starters
This is an opportunity to work with one of the UK’s most successful internet providers. It will be a chance to work with some of the latest technology on the market.
Individuals must have commercial experience in working within Telco/Internet provider companies and strong experience working with Unix Sytems.
Essential Skills:
Linux OS administration – Redhat/CentOs/Ubuntu to include the following:
- Installation from TFTPBoot/Kickstart/PreSeed
- User Management
- OS Patching
- Security Patching
- Understanding of quotas and ACL
- File system and volume management
- Log management. To include ELK stack or similar
- HA/Clustering
- SSL Certificate management
- Storage and Backup
Application Skills, understanding of applications and protocols:
- SMTP
- IMAP
- DNS
- RADIUS
- DHCP
- Squid
- Apache HTTPD
- NGINX HTTPD
- Java application debugging
- TLS
Networking:
- OSI layers
- Network Interfaces (Ethernet)
- CIDR Addressing
- IPv4 and IPv6 Configuration on servers
- Routing on servers
- Routing Protocols – Basic understanding of OSPF and BGP
- Firewalling – Linux based
- NFS
- VLANs
- Bridging
- Basic understanding of Cisco Switches to include switchport config and STP
- Traffic monitoring and analysis
- Ethernet patching
- WiFi Protocols
Databases:
- Postgres/Oracle
- MySQL/Mariadb
- SQL queries from command line
- NOSQL databases
Hardware
- Server Builds
- Racking and Patching
- RAID
Configuration Management:
- Understanding of CI/CD systems
- Gerrit
- Jenkins
- Chef/Ansible or similar
- Software repository management, RPM builds
- Git
Virtualization/Cloud
- KVM
- VMware/ESXi
- Basic understanding of at least one major Cloud Infrastructure (e.g. AWS, Google Cloud)
- k8s and Docker
Monitoring/Security
- SNMP
- Monitoring Packages, e.g Nagios
- Access levels – user and software
- Log Analysis
- Security best practices and awareness
- Centralised Logging
- ELK
Scripting Skills
- Bash Shell Scripting
- Ruby/Python/Perl – at least one of these
Responsibilities
- To build, maintain, and monitor large-scale Linux-based ISP infrastructure
- Software packaging, testing, and deployment
- Third-line support for other teams within the business
- Application configuration, deployment and monitoring
- Project-based work, often involving multiple teams
- Hardware and Software refresh
- Documentation
- On-Call support
- Maintaining uptime and availability within KPIs
- Liaise with Vendors, provide technical input to others as required
The interview process has begun, so if you believe you have the right experience then please get in touch ASAP!
