DevOps & Network Engineer (Fintech – POS & Payment Systems) at EasyPay International

Easypay International is a utility service provider in the business of providing payment solutions, payment applications and services for Electricity and other utility companies.

We are recruiting to fill the position below:

Job Title: DevOps & Network Engineer (Fintech – POS & Payment Systems)

Location: Port Harcourt, Rivers
Employment Type: Full-time
Reports To: CTO / Head of Technology / Infrastructure Manager

Job Summary

• We are seeking a highly skilled DevOps & Network Engineer with strong experience in fintech infrastructure, POS deployments, and high-availability payment systems.
• The ideal candidate will be responsible for managing CI / CD pipelines, cloud-native microservices infrastructure, and secure network connectivity for POS terminals, payment gateways, and transaction switching systems.
• This role requires hands-on expertise in ensuring 99.9% + uptime for real-time financial transactions.

Key Responsibilities
DevOps & Infrastructure (Fintech-Focused):

• Design, implement, and maintain CI/CD pipelines for fintech applications and APIs.
• Manage microservices architecture deployed on Kubernetes clusters.
• Automate infrastructure provisioning using Terraform, Ansible, or CloudFormation.
• Ensure high availability and fault tolerance of payment processing systems.
• Manage containerized workloads (Docker, Kubernetes).
• Implement disaster recovery (DR) and business continuity strategies.
• Implement DevSecOps practices aligned with PCI-DSS standards.
• Optimize system performance for high transaction throughput.
• Maintain database reliability for wallet systems and reconciliation engines.

POS Deployment & Management:

• Configure, deploy, and remotely manage POS terminals across multiple regions.
• Set up secure VPN tunnels between POS devices and backend servers.
• Monitor terminal uptime and transaction success rates.
• Implement device management solutions (MDM/EMM) for POS fleets.
• Troubleshoot and handle 1st level repairs, field network and transaction failures.
• Coordinate with telecom providers for APN configurations.
• Ensure secure encryption and key management for POS communications.
• Support firmware updates and remote patches for deployed devices.

Network Engineering & Security:

• Design secure fintech network architecture (segmentation, DMZ, zero-trust).
• Manage firewalls (Fortinet, Cisco, Palo Alto), IDS/IPS systems.
• Configure load balancers (HAProxy, NGINX, F5).
• Implement secure API gateways and reverse proxies.
• Maintain redundancy across primary and secondary data centers.
• Monitor network latency affecting transaction processing.
• Implement DDoS protection strategies.
• Manage DNS, SSL certificates, and secure communication channels.
• Ensure compliance with PCI-DSS and regulatory requirements.

Key Performance Indicators (KPIs)

• System uptime ≥ 99.9%
• POS terminal uptime ≥ 98%
• Transaction success rate
• Deployment frequency & rollback rate
• Incident resolution time (MTTR)
• Compliance audit success rate.

Required Qualifications

• Bachelor’s Degree in Computer Science, Engineering, or related field.
• 4 – 8 years of experience in DevOps, network engineering, or fintech infrastructure.
• Strong Linux system administration skills.
• Experience managing high-availability production environments.
• Strong knowledge of TCP/IP, VLANs, VPNs, BGP/OSPF routing.
• Experience with Kubernetes and container orchestration.
• Experience with cloud platforms (AWS, Azure, or GCP).
• Experience with payment systems, switching, or POS ecosystems.
• Understanding of PCI-DSS and financial compliance standards.
• Scripting proficiency (Bash, Python).

Preferred Certifications:

• AWS Certified DevOps Engineer
• Certified Kubernetes Administrator (CKA)
• Cisco CCNA / CCNP
• PCI-DSS Implementation certification
• ITIL Foundation.

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should send their CV to: recruitment.hrdp@gmail.com using the Job Title as the subject of the mail.