Senior DevOps Engineer at Thelix Holdings

At Thelix Holdings, our mission is to drive transformative change across diverse industries by strategically investing in education, healthcare, financial services, and tourism. We are dedicated to creating long-term value for our stakeholders by ensuring innovation, promoting sustainable growth, and empowering communities globally through impactful programs and cutting-edge solutions.

We are recruiting to fill the position below:

Job Title: Senior DevOps Engineer

Location: Lagos
Employment Type: Full-time (Hybrid)

About the Role

• We are looking for a highly skilled and execution-driven Senior DevOps Engineer to lead the reliability, scalability, security, automation, and operational excellence of our infrastructure and engineering environments.
• This role is critical to ensuring platform stability, deployment efficiency, infrastructure scalability, monitoring, incident response, and secure system operations across multiple products and environments.
• The ideal candidate is hands-on, highly technical, proactive, ownership oriented, and experienced in building production-grade infrastructure for fast-growing technology companies, preferably within Edtech, Fintech, SaaS, payments, lending, or high-availability systems.
• You will work closely with Engineering, Product, Security, Compliance, and Infrastructure teams to design resilient systems, optimize deployment pipelines, strengthen platform security, and improve operational efficiency.

Key Responsibilities
Infrastructure & Cloud Management:

• Design, deploy, manage, and optimize cloud infrastructure environments
• Maintain scalable, secure, and highly available production systems
• Manage infrastructure across AWS, GCP, Azure, or hybrid environments
• Implement infrastructure-as-code (IaC) practices using tools like Terraform or CloudFormation
• Optimize cloud resource usage, performance, and cost efficiency
• Ensure redundancy, disaster recovery, and business continuity readiness

CI/CD & Deployment Automation:

• Build and maintain robust CI/CD pipelines for rapid and reliable deployments
• Automate build, testing, release, and deployment workflows
• Improve deployment reliability, rollback strategies, and release monitoring
• Reduce manual operational tasks through scripting and automation
• Collaborate with engineering teams to improve release velocity and developer productivity

Monitoring, Reliability & Incident Management:

• Establish proactive monitoring, alerting, and observability systems
• Manage uptime, system performance, latency, and service reliability
• Lead incident response, root cause analysis, and postmortem reviews
• Implement logging and monitoring solutions using tools such as:
  • Grafana
  • Prometheus
  • Datadog
  • ELK Stack
  • New Relic
  • CloudWatch
• Drive operational excellence and reduce production incidents

Security & Compliance:

• Implement DevSecOps best practices across infrastructure and deployments.
• Strengthen platform security, secrets management, and access controls.
• Manage vulnerability scanning, patching, and infrastructure hardening.
• Ensure infrastructure aligns with compliance and regulatory requirements.
• Support security audits, penetration testing remediation, and compliance reviews.
• Enforce least-privilege access and secure authentication practices.

Containers & Orchestration:

• Manage containerized environments using Docker and Kubernetes.
• Optimize orchestration, scaling, networking, and workload reliability.
• Maintain production-grade Kubernetes clusters and deployment environments.
• Implement autoscaling, failover, and self-healing infrastructure capabilities.

Collaboration & Technical Leadership:

• Collaborate cross-functionally with engineering, product, QA, and security teams.
• Mentor junior DevOps and infrastructure engineers.
• Drive best practices for operational excellence and system reliability.
• Participate in architecture reviews and infrastructure planning.
• Improve internal engineering workflows and platform tooling.

Required Qualifications

• 5+ years of experience in DevOps, Site Reliability Engineering, Cloud Infrastructure, or Platform Engineering
• Strong hands-on experience with AWS, GCP, or Azure
• Deep understanding of CI/CD pipelines and deployment automation
• Experience with Infrastructure as Code (Terraform, CloudFormation, Ansible, etc.)
• Strong Linux systems administration experience
• Experience managing Docker and Kubernetes environments
• Strong scripting skills using Bash, Python, or similar languages
• Experience with monitoring and logging tools
• Strong understanding of networking, DNS, SSL, load balancing, and system security
• Experience handling production incidents and root cause analysis
• Familiarity with high-availability and scalable distributed systems

Preferred Qualifications:

• Experience working in edtech,fintech, payments, banking, lending, or regulated industries
• Experience implementing DevSecOps practices
• Familiarity with SOC 2, PCI-DSS, NDPR/GDPR, or ISO compliance requirements
• Experience with microservices architecture
• Experience with Kafka, Redis, RabbitMQ, or event-driven systems
• Experience managing multi-environment deployment pipelines

Certifications such as:

• AWS Certified DevOps Engineer
• Certified Kubernetes Administrator (CKA)
• Google Professional Cloud DevOps Engineer

Key Competencies
We are looking for someone who:

• Takes strong ownership without constant supervision
• Can operate effectively under pressure and during incidents
• Thinks proactively and prevents problems before they occur
• Communicates clearly with both technical and non-technical stakeholders
• Balances speed, reliability, and security effectively
• Has strong troubleshooting and systems thinking abilities
• Can scale infrastructure alongside business growth

Success Metrics
Success in this role will be measured by:

• Platform uptime and reliability
• Deployment frequency and stability
• Incident response effectiveness
• Infrastructure scalability and cost optimization
• Security posture improvements
• Reduced operational bottlenecks
• Improved engineering productivity

Nice-to-Have Experience:

• AI infrastructure deployment
• MLOps pipelines
• FinOps/cloud cost optimization
• Multi-region deployment architecture
• Zero-downtime deployments
• Blue-green or canary release strategies
• API gateway and service mesh experience

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should:
Click here to apply online