Jian Chen Email and Phone Number

As certified Red Hat instructor (RHCI):With 8 years of experience in Linux system administration and network architecture design. holds the latest Red Hat Certified Engineer (RHCE) certifications, covering both RHCE7 and RHCE9 versions. Also a Red Hat Certified Architect(RHCA) with strong technical background and teaching skills, been dedicated to helping students master the core competencies of Red Hat Enterprise Linux systems and pass rigorous Red Hat certification exams.As Senior SecOps: Proficient in networking, with advanced skills in Linux systems, network security architecture, system security hardening, and expert knowledge of vulnerability scanning tools like Qualys, OpenSCAP as well as SIEM log collection and analysis tools such as Splunk and RSA Netwitness, from architectural design to optimization and maintenance. Skilled at analyzing security issues across all layers and providing solutions.As Senior DevOps, SRE: - Familiarity with shell script languages.(bash)- Familiarity with programming languages (Python).- Experience with distributed systems and microservices architecture.- Design and implement scalable CI/CD pipelines using tools like Jenkins, GitLab CI.- Proficiency in using observability tools (e.g., ELK, Prometheus, Grafana).- Experience with infrastructure-as-code tools (e.g., Terraform, Ansible).- Experience with version control systems (e.g., Git).- Familiarity with cloud platforms (e.g., AWS, GCP, Azure).- Strong analytical and troubleshooting abilities.