Summary
Overview
Work History
Education
Skills
Accomplishments
Language skills
Titles
Timeline
Generic

Lionel Bruno Sighe

Espoo

Summary

Skilled DevOps Engineer with a strong foundation in networking, security and system administration, including DevSecOps practices. I have experience in designing secure CI/CD pipelines, automating infrastructure, and enhancing application delivery and resilience. I have good experience integrating security across the software development lifecycle and collaborating across cross-functional teams to drive continuous improvement.

Overview

11
11
years of professional experience

Work History

DevOps Engineer

Etech Consulting
06.2019 - Current
  • Developed and maintained end-to-end CI/CD pipelines integrating Jenkins, Maven, Ansible, Docker, and Kubernetes.
  • Collaborated with cross-functional teams to automate release components and improve deployment efficiency.
  • Managed user access and permissions using IAM and Linux commands, ensuring secure and appropriate resource access.
  • Configured GitHub repositories and integrated with Jenkins to automatically pull source code on job triggers.
  • Installed and configured monitoring tools (Prometheus, Grafana) and maintained code quality with SonarQube.
  • Integrated security tools such as Tenable and Trivy into CI/CD pipelines to enforce DevSecOps best practices and reduce vulnerabilities.
  • Installed Docker, created custom Dockerfiles, and integrated with Jenkins to enable builds within containers, supporting high-scale Continuous Delivery.
  • Automated infrastructure provisioning using Terraform, improving consistency and reducing deployment time.
  • Used Terraform scripts to manage AWS infrastructure, provisioning services such as EC2, S3, IAM, VPC and setup Kubernetes EKS cluster.
  • Created reusable Terraform modules to manage configurations, deploy applications and services, and automate web server and AWS instance setups.
  • Enhanced security configurations across Linux, Docker, and Kubernetes environments.
  • Collaborated with networking teams to ensure secure, high-performance deployment environments.
  • Conducted regular system vulnerability scans and collaborated with the security team to carry out audits.
  • Audited tool versions across the CI/CD pipeline and ensured seamless upgrades without breaking production systems.
  • Promoted knowledge sharing among team members through documentation and collaborative sessions.
  • Provided regular feedback to senior management and relevant stakeholders to improve DevOps processes and align with business objectives.

System Administrator & Security Engineer

PlayRaven
03.2014 - 05.2018
  • Managed Linux and Windows servers, implemented backup, disaster recovery, and patching strategies.
  • I was Hired as system and security administrator to manage and maintain a service of more than 100 mixed Linux and windows environment.
  • Evaluate, monitor and enhance IT infrastructure with an emphasis on availability, reliability, scalability, security, data confidentiality and system integrity.
  • Managed users’ access and permissions through Active directory, IAM and LDAP, ensuring role-based access control (RBAC)
  • Applied system updates, patches and security configurations on both Linux and windows servers; implemented backup and disaster recovery.
  • Conducted log reviews and security monitoring using Splunk
  • Performed regular vulnerability scan with the help of Tenable Nessus and OpenVAS then contributed to remediation efforts
  • Installed and configured and troubleshot IDS/IPS and VPN to secure remote access and network perimeter
  • Automated tasks using Bash and Python scripts

Education

B.Eng. - ICT

Metropolia UAS
01-2024

Specialization program - cloud, servers and system administrator

Metropolia UAS
01-2021

AMKOODARI - Cloud services

HAMK UAS
01-2020

IOT technology - sensors technology and architecture

HAMK UAS

Finnish language courses -

Omnia Espoo
01-2018

Networking and Security specialist program -

Metropolia UAS
01-2012

B.Sc. - physics

University of Dschang
01-2006

Skills

  • CI/CD Pipelines (Jenkins, GitLab, Argocd)
  • DevSecOps & Security Automation (SonarQube, Tenable, Trivy, OWASP)
  • Containerization & Orchestration (Docker, Kubernetes)
  • Cloud engineering (AWS ec2, s3, VPC, ECR, EKS, IAM, ELB, EBS)
  • Infrastructure as Code (Terraform, Ansible, CloudFormation)
  • Networking Protocols, Firewalls, VPNs, Load Balancers
  • Penetration Testing (Metasploit, Burp Suite, Nmap)
  • Linux/Windows System Administration
  • Monitoring & Logging (Prometheus, Grafana, ELK stack)
  • Languages; Bash Shell, Yaml, JSON, Groovy, Python and JavaScript
  • project management (communication with stakeholders, lead standup meetings, JIRA)

Accomplishments

  • Contributed to the KeyZane project, actively supporting security efforts.
  • Conducted security auditing, vulnerability assessments, and penetration testing for major companies.
  • Played a key role in beta testing new software releases, offering valuable feedback to development teams to support smooth and successful product launches.
  • Recognized as a reliable team player with strong collaboration skills.

Language skills

French - native
English - professional
Finnish - B1 level
German basics

Titles

ICT Engineer || DevOps and Platform Engineer || Security specialist || Cloud Engineer

Timeline

DevOps Engineer

Etech Consulting
06.2019 - Current

System Administrator & Security Engineer

PlayRaven
03.2014 - 05.2018

B.Eng. - ICT

Metropolia UAS

Specialization program - cloud, servers and system administrator

Metropolia UAS

AMKOODARI - Cloud services

HAMK UAS

IOT technology - sensors technology and architecture

HAMK UAS

Finnish language courses -

Omnia Espoo

Networking and Security specialist program -

Metropolia UAS

B.Sc. - physics

University of Dschang

Similar Profiles

CREATE PROFILE
Lionel Bruno Sighe