Infrastructure Engineer (Windows/Linux Engineer)

About PayZeep

PayZeep is a leading financial technology company licensed by the Central Bank of Nigeria (CBN) to provide secure, innovative, and reliable payment solutions. As a licensed Payment Solution Service Provider (PSSP), Payment Terminal Service Provider (PTSP), and Super-Agent, PayZeep empowers businesses and individuals through world-class digital payment infrastructure and technology-driven financial services.

At PayZeep, we are committed to operational excellence, regulatory compliance, ethical conduct, and customer trust while driving innovation across the digital payments’ ecosystem.

ROLE SUMMARY

The Infrastructure Engineer manages PayZeep's server infrastructure across Windows and Linux environments, ensuring system reliability, security and performance.The Infrastructure Engineer (Windows/Linux Engineer) is responsible for designing, implementing, maintaining, and securing the organization's on-premise and cloud infrastructure across Windows and Linux environments. The role ensures the availability, scalability, security, and performance of critical business systems that support digital financial services, payment platforms, internal applications, and regulatory compliance requirements.

KEY RESPONSIBILITIES

• Administer, patch and maintain Windows and Linux servers and virtual machines.
• Manage server capacity planning, backups and disaster-recovery processes.
• Implement server-hardening and access-control standards.
• Support infrastructure incident response and root-cause analysis.
• Automate routine infrastructure tasks using scripting tools.
• Maintain infrastructure documentation and asset inventories.
• Configure and manage Active Directory, DNS, DHCP, Group Policies, File Services, and Identity Management solutions.
• Implement and maintain enterprise storage systems and backup solutions
• Support cloud infrastructure deployments across Microsoft Azure, AWS, or Google Cloud Platform.
• Manage hybrid infrastructure environments integrating cloud and on-premise systems.
• Optimize cloud resource utilization and infrastructure costs.
• Implement server hardening standards and secure configuration baselines.
• Manage operating system patching, vulnerability remediation, and security updates.
• Develop and maintain backup, restore, and disaster recovery strategies.
• Ensure data protection measures meet organizational and regulatory requirements.
• Monitor backup success rates and resolve backup-related issues promptly.
• Conduct periodic disaster recovery tests and business continuity exercises.
• Support security audits, penetration testing, and regulatory assessments.
• Improve operational efficiency through scripting and system optimization initiatives.
• Standardize infrastructure deployment and configuration management processes.
• Improve operational efficiency through scripting and system optimization initiatives.
• Provide Level 2 and Level 3 infrastructure support for escalated technical issues.
• Standardize infrastructure deployment and configuration management processes.
• Maintain infrastructure documentation, asset inventories, and operational procedures.
• Implement and manage infrastructure monitoring solutions.
• Proactively identify risks and recommend mitigation strategies.

EDUCATIONAL QUALIFICATIONS

• Bachelor's degree in Computer Science, Information Technology, or a related field (required).
• Microsoft or Linux certification (e.g. RHCE, MCSE) preferred.

EXPERIENCE REQUIREMENTS

Total Relevant Experience: 5–8 years

Fintech / Financial Services Experience: 6+ years managing server infrastructure in banking, fintech or a regulated environment preferred

SKILLS & COMPETENCIES

• Strong Windows Server and Linux administration skills
• Scripting/automation (PowerShell, Bash, Python)
• Backup, disaster-recovery and patch-management experience
• Strong troubleshooting and root-cause-analysis skills
• Experience with cloud platforms such as Azure, AWS, or GCP.
• Familiarity with Infrastructure-as-Code and automation tools.
• Windows Server Administration
• Familiarity with Infrastructure-as-Code and automation tools.
• Strong analytical and troubleshooting skills
• Root Cause Analysis methodology
• Problem-solving and critical thinking
• Linux System Administration (Ubuntu, CentOS, RedHat, Rocky Linux)

REGULATORY CONSIDERATIONS (NIGERIA)

• Ensures server configurations meet PCI-DSS hardening requirements and CBN IT/cybersecurity standards.
• Supports NDPA-compliant data storage and retention configuration on managed servers.