Job DescriptionAbout Deepfield:At Deepfield, we develop cutting-edge systems that safeguard and optimize the global internet. We build solutions that cover IP network intelligence, analytics and distributed denial of service (DDoS) security. Using our Deepfield portfolio, our customers can obtain unique, real-time network and services insight that can help them improve their network performance and security, and optimize their customers’ experience for the 5G, cloud and IoT era.We are engaged in cutting-edge research at the intersection of data science, visualization, security, and network analytics. Come join us and help advance state-of-the-art network intelligence, analytics, and security!About Role:We are looking for a talented Senior Systems Engineer (SRE/DevOps) to join our team and help improve our internal and product infrastructure automation. The ideal candidate is passionate about maintaining great infrastructure. We treat our systems seriously and you should expect to build well designed systems that runs with a high up-time.Our internal tools are used to fulfill the unique requirements of developing a world class DDoS mitigation software. In this role, you will design, develop, and maintain tools that maintain production cloud environments, and internal operations. You should be comfortable working with both scripting languages (e.G., Python, Bash), cloud infrastructure (AWS, GCP ), and Linux (Ubuntu).How You Will Contribute And What You Will LearnOwn new solutions from prototyping through deployment Automate All the Things Work closely with other groups to diagnose, solve, and prevent system problems Provide subject matter expertise during design sessions and technical reviews Support and foster cross team communication with a focus on resolving issues with a sense of urgency Participate in a Pager Duty rotation to support what you build Key Skills And ExperienceYou have:Demonstrable expertise with Linux systems (you adore the command line!). Git and day to day git from the shell. Experience with one or more configuration management platforms, such as SaltStack, Chef, Puppet, etc. Python and shell scripting experience It would also be nice if you had:Experience in a SRE (Site Reliability Engineer) role Familiarity with CI/CD tools (Jenkins, Github Actions) Performance tuning experience (Linux, postgres, etc) Interest and/or experience with cloud providers and technologies (AWS, GCP and Terraform) Networking knowledge (UDP/TCP/IP, IPSEC, IPv4, IPv6, BGP) Software packaging and distribution experience (building debians/rpms or other software distribution mechanisms) Experience in troubleshooting large-scale complex systems from a reliability and scalability perspective Familiarity with principles and practices of infrastructure and application monitoring About The TeamSome of our benefits in Greece :On site, hybrid or remote work arrangements, based on the business requirements Life and medical insurance, plus an annual medical check-up program A minimum of 90 days of Maternity and Paternity Leave, with the option to return to work within a year following the birth or adoption of a child (based on eligibility) Group pension plan and incentive programs to support long-term financial security Buoni pasto e-card Company bus transportation and company-provided mobile device with subscription Referral bonus for recommending qualified candidates Well-being programs to support your mental and physical health Personal Support Service 24 ⁄7 - a confidential support channel open to all Nokia Employees and their families in challenging situations Opportunities to engage with Nokia Employee Resource Groups (NERGs), as well as access to mentors, coaches, and Employee Growth Solutions A learning culture that promotes continuous personal and professional growth – for your role and beyond