Senior Site Reliability Engineer
Primary stack
Job description
About the Position
Ciklum is looking for a Senior Site Reliability Engineer to join our team full-time in Ukraine.
We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts, and product owners, we engineer technology that redefines industries and shapes the way people live.
As a Senior Site Reliability Engineer, you will be a key contributor to our high-performance SaaS Cloud Platform. You'll design and automate scalable infrastructure with infrastructure-as-code, implement and tune monitoring and observability systems, lead on-call incident response, and collaborate with development teams on performance optimization and capacity planning.
Join our innovative, high-performing team, where the convergence of reliable cloud infrastructure and advanced data processes drives our success in a fast-paced, agile environment.
Responsibilities
- Develop, improve, and maintain Guardicore's Cyber Security SaaS cloud platform
- Lead problem-solving efforts for the entire technology stack in collaboration with other teams in the R&D
- Establish scalable, efficient, automated processes for large-scale data analyses
- Work closely with other R&D to develop a strategy for long-term data platform architecture
- Practice infrastructure as a code (IaC) and GitOps using technologies like Terraform and ArgoCD
- Collaborate with Guardicore's development and research groups to constantly improve our platform and infrastructure
- Participate in the on-call rotation supporting the applications and infrastructure
- Develop and evolve our tooling, logging, monitoring, and alerting mechanisms to increase observability and transparency
Requirements
- Extensive experience with containerization and orchestration technologies (e.g., Docker, Kubernetes)
- Excellent problem-solving skills and ability to think critically about complex technical challenges and optimizing production systems
- Experience in managing and troubleshooting Linux systems
- Experience with observability systems such as Datadog/Splunk/New Relic/Grafana, or similar
- Experience in Shell scripting and/or high-level Programming like Python and Go
- Experience working with cloud environments like GCP, Linode, AWS, and Azure
- Experience in a SaaS environment managing large-scale data sets - Advantage
- Excellent verbal and written English communication and presentation skills
We Offer
- Strong community: Work alongside top professionals in a friendly, open-door environment
- Growth focus: Take on large-scale projects with a global impact and expand your expertise
- Tailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certifications
- Endless opportunities: Explore diverse domains through internal mobility, finding the best fit to gain hands-on experience with cutting-edge technologies
- Flexibility: Enjoy radical flexibility – work remotely or from an office, your choice
- Care: We’ve got you covered with company-paid medical insurance, mental health support, and financial & legal consultations
About the Company
At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress.
As one of Ukraine’s largest IT companies and a top employer recognized by Forbes, we’ve spent over 20 years delivering meaningful tech solutions. We proudly support diverse talent and military veterans, recognizing their unique skills and perspectives they bring to shaping the future.
Explore, empower, engineer with Ciklum!
Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.
Job Info
- Job Identification: 4503
- Job Category: DevOps/IT Infrastructure
- Posting Date: 09/09/2026, 09:51 AM
- Locations: UA-Remote (Remote)
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Ciklum is a global AI-powered Experience Engineering company that designs and builds digital products, platforms, and technology solutions for businesses worldwide. Founded in 2002, Ciklum brings together 3,000+ engineers, designers, data specialists, architects, and consultants working across Europe, the Americas, and Asia. The company partners with global enterprises and fast-growing technology businesses across industries including FinTech, Retail, Healthcare, and Hi-Tech. Ciklum's expertise spans software and product engineering, artificial intelligence and machine learning, cloud solutions, data and analytics, intelligent automation, customer experience, and digital transformation. With more than two decades of engineering experience, Ciklum helps companies build, modernize, and scale complex digital products while combining engineering expertise, AI, and human-centered design.