Senior Systems Engineer - Virtualization

at  Core42

TO QUALIFY FOR THE ROLE YOU MUST HAVE

• Bachelor’s or Master’s degree in Computer Science, Engineering, Software Engineering, or other relevant technology field.
• 7+ years of experience and deep expertise in designing, implementing, and managing private cloud stacks with the focus on compute and virtualization technologies.
• Extensive hands-on experience with at least one of the following platforms/stacks: OpenStack, Apache CloudStack, VMware VCF and Red Hat OpenShift and related computing technologies such as x86 hardware, OS, KVM/ESXi and orchestration services
• Expert level in Linux and 5+ years of hands-on experience in Linux-based environments.
• Profound understanding of hardware architecture and components [x86 and ARM, NUMA, types of memory and channels, types of NICs, etc.
• Good understanding of network and storage types and architecture.
• Good understanding of Cloud Native concepts and technologies.
• Experience in managing large-scale public or private cloud environments and/or work in a cloud service provider environment is highly desirable.
• Advanced level in programming and scripting using Python and/or Golang, bash.
• Good knowledge in Data center network designs and related technologies [OSI model, TCP/IP stack, routing, VLAN/VxLAN, etc]
• Understanding of storage types, architecture, and protocols such as object/block/file storages, NFS/SMB, iSCSI, FC, etc.
• Knowledge of monitoring and observability tools like Zabbix or Nagios, Prometheus, Grafana, ELK Stack (Elasticsearch, Logstash, Kibana).
• Understanding of CI/CD principles, Infrastructure as Code (IaaC) approach and software defined infrastructure solutions.
• Experience with database management and optimization for both SQL and NoSQL databases such as MySQL, PostgreSQL, MongoDB, or Cassandra is highly desirable.
• Experience with ITSM tools such as Jira, Redmine, ServiceNow etc.
• Relevant certifications in Linux, virtualization and cloud computing are a plus.
• Knowledge and experience working with GPU-hardware and AI hardware accelerators is a plus.
• Strong organizational skills with the ability to multitask and prioritize.
• A proactive approach to problem-solving and decision-making.

Responsibilities:

• Co-design, implement, and manage hybrid virtualization and containerized platforms based on OpenStack, VMware VCF and/or Red Hat OpenShift ensuring platform stability, performance and compliance with industry standards and best practices.
• Collaborate with architecture and engineering teams on technology stack component evaluation and selection ensuring solutions are designed following best practices and optimized from both functional and non-functional perspectives.
• Conduct regular capacity planning exercises to anticipate and accommodate the growing demands on the virtualized environment, ensuring it meets current and future requirements.
• Develop and implement plans to enhance the reliability of the computing infrastructure, addressing potential points of failure and ensuring high availability of services.
• Explore, analyze, and implement performance optimization strategies for the cloud computing environment, ensuring optimal resource utilization and responsiveness.
• Collaborate with relevant teams to conduct regular performance assessments and implement improvements based on findings.
• Prepare and participate in complex changes to production environments supporting operational teams.
• Develop auto-test and automation solutions for cloud platform using tools like Jenkins and Selenium along with other configuration management tools such as Terraform, Ansible, Puppet, Chef, and GitLab CI/CD.
• Provide L3 expert support including on-call shifts with focus on immediate incident management and resolutions, such as outages, breaches, and system failures.
• Write and maintain relevant documentation ensuring completeness and quality.Prepare and provide trainings for operational teams in the related technical domains.
• Collaborate with security management teams to ensure that systems are safe and secure against cybersecurity threats.
• Work closely with process management and operational teams and contribute to process development standardizing collaboration framework and improving collaboration efficienc