Senior Systems Engineer

Prime Holding is Part of Wiser now!

Wiser Technology is a leading software development company. Our team of 600 engineers across Europe excels in web and mobile software development, video streaming, defense, machine learning, automotive, e-commerce, and AI. We leverage top-tier technologies and expertise driven by a passion for innovation to drive progress.

We are seeking a proactive, skilled, and passionate Senior Systems Engineer.

WHAT YOU WILL DO:

• Co-design, implement, and manage applications and services for hybrid virtualization and containerized platforms based on OpenStack 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.
• Develop and implement plans to enhance the reliability of the applications and services infrastructure, address potential points of failure, and ensure high service availability.
• 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 platforms 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 a 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 training for operational teams in the related technical domains.
• Collaborate with security management teams to ensure 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 efficiency.

WHAT YOU WILL NEED:

• Bachelor’s or Master’s degree in Computer Science, Engineering, Software Engineering, or other relevant technology field.
• 7+ years of hands-on experience in Linux Environments and 5+ years of experience in a Senior Systems engineering role.
• Experience designing, deploying, and managing Kubernetes and/or OpenShift clusters with a deep understanding of Kubernetes architecture and ecosystem.
• Experience in managing large-scale public or private cloud environments and/or working in a cloud service provider environment with exposure to high-load systems is highly desirable.
• Experience working with virtualization technologies like OpenStack and/or VMWare, computing technologies such as x86 hardware, OS, KVM/ESXi, and orchestration services is highly desirable.
• In-depth knowledge of frontend, application, and middleware technologies such as Web ( Apache, Nginx), Kafka, and RabbitMQ. Experience with deploying and managing scalable solutions that support enterprise-level applications.
• Proficient in identity and access management (IAM) protocols such as SAML, OAuth 2.0, and OpenID Connect, with experience integrating these protocols for secure single sign-on (SSO) implementations across various platforms and services.
• Understanding of CI/CD principles, Infrastructure as Code (IaaC) approach, and software-defined infrastructure solutions and presenting demonstrable experience with infrastructure as code (IaC) using tools such as Terraform and Ansible.
• Proficiency in scripting languages such as Python or Bash for automation of system tasks.
• Solid understanding of security practices and tools, including experience with security scanning tools and implementing security best practices.
• Experience with database management and optimization for both SQL and NoSQL databases such as MySQL, PostgreSQL, MongoDB, or Cassandra.
• Knowledge of monitoring and observability tools like Prometheus, Grafana, ELK Stack (Elasticsearch, Logstash, Kibana), or Splunk.
• Ability to design and implement disaster recovery and high availability strategies for critical application services.
• Practical knowledge of network protocols (TCP/IP, HTTP, SSL/TLS) and network security measures.
• Familiarity with data platform technologies for big data processing, such as Hadoop, Spark, or data warehousing solutions, is highly desirable.
• Strong project management skills, with experience using agile methodologies and tools like JIRA.
• Knowledge and experience working with GPU hardware and AI hardware accelerators is a plus.
• Relevant certifications are highly desirable.
• Strong organizational skills with the ability to multitask and prioritize.
• A proactive approach to problem-solving and decision-making.

WHAT’S IN IT FOR YOU? 

Culture & Development:

• Friendly Environment: We take pride in our culture and love spending time together.
• Team Spirit: Be part of a supportive team that uplifts each other.
• Mentorship and coaching: Our colleagues are experts in their field, and you can expect to have a solid team to rely on.
• Personalized Development Program: We realize that one size doesn’t fit all, so you’ll receive an individual development plan tailored to your career aspirations.

Social Benefits:

• Work Flexibility: Embrace flexible working hours and choose from remote, hybrid, or onsite work models. Multiple Office Locations: In Sofia, Plovdiv, Stara Zagora, and Nis, you can choose where you would like to work.
• A Suite of Perks: Enjoy food vouchers, additional health insurance, sports cards, and more.
• Community and Connections: Engage in exciting social events and team initiatives.