System Administrator

Asergis Global Services, is a fast growing global Telecoms company and is currently seeking a highly experienced System Administrator and DevOps. Asergis is a privately-held, growth-oriented company that embraces entrepreneurial thinking, quick action, spirit, and teamwork. Asergis is a vibrant organisation offering a good work balance, an innovative and collaborative working environment, and a real opportunity to grow with the organisation as it scales. Asergis thrives on team environments where your skills and expertise are valued. Asergis has offices located in the United Kingdom, Malta, India and China. Job Summary Asergis is currently seeking candidates to join its System Administrator & DEV OPS team, who will be responsible for designing, implementing, testing and supporting a global telecoms cloud-based service application platform, as well as any associated VoIP, Video and data backends. This is an exciting role for somebody with a passion for System Administrator & DEV OPS development and deploying innovative design ideas. The candidate will help ensure a successful delivery of projects by driving the automation, monitoring and application deployment through the improvement of existing tools, the introduction of new technologies across the SDLC, innovating where possible, being creative and pushing forward ideas taking into consideration the product delivery, quality testing, feature development and automation delivery to provide faster development and deployment cycles. Skills & Experience You should be a Linux expert with experience in load-balanced and geo-distributed systems. We use Centos and Debian operation systems, but in-depth experience with another distribution like Alpine and CoreOS would also be welcome Have worked with linux based virtualization engines like Docker, LXC and QEMU/KVM Do things through configuration management systems like Ansible or SaltStack Work with GitLab/Git - Understanding git at an advanced level (Merging, Branching, Pull Requests) Have good knowledge in Network, System and DATA Security Have networking experience in routing, switching, security and VPN Have experience with follow high-level services: Apache, nginx and traefik web-servers set up and configuration MySQL and PostgreSQL administration & tuning RabbitMQ message brocker NoSQL databases like MongoDB, CouchDB, Redis and Memcached Any of object storage Be an expert in Zabbix and ELK stack or similar monitoring and log collecting systems You must possess excellent communication skills, both technical and non-technical, and a desire to coach, mentor and share your experience with other team members Be motivated, organised and professional. Experience of working in an Agile environment across multiple projects Is open-minded and willing to continuously learn new and emerging DevOps and cloud technologies Familiarity with one or more of the following will be considered an asset VoIP staff (kamailio, rtpproxy, freeswitch, asterisk, web sockets) HTML, PHP, JS, GoLang Knowledge and experience working in Enterprise distributed architectures In return we offer a competitive salary, an excellent working environment coupled with genuine opportunities for progression and growth. Job Title: System Administrator & DEV OPS Location: Croydon, Greater London, United Kingdom Basis: Full Time Job Requirement & Responsibilites You will contribute towards the development of our cloud-based services Adopt a continuous improvement approach towards deployment Work hand-in-hand with the other members of the System Administrator & DEV OPS team to research, design, develop, and test operating system-level software and network distribution software Set operational specifications, and formulate and analyse software requirements to obtain information on project limitations and capabilities, performance requirements and interfaces Be responsible for the maintenance of the current infrastructure components as well as the deployment of websites, developers code, and troubleshooting issues as they are raised Develop and document enhancements and changes to the suite of Platform Automation and monitoring tools Works in partnership and actively collaborates with colleagues across the organisation Taking part of infrastructure and application architecture planning CI/CD pipelines development