Operations Manager
Tetra Maritime
Lagos
Nigeria
July 3, 2026
Full-timeJuly 3, 2026
Job Description
Job Overview:
We are seeking a proactive and technically skilled IT System Administrator to oversee and maintain the organization's IT infrastructure, systems, and network operations.
Duties and Responsibilities:
Install, configure, and maintain computer systems, servers, networks, and software applications. Monitor and ensure optimal performance of IT infrastructure and network systems. Manage user accounts, access permissions, email configurations, and security" style="border-bottom: 1px dotted #007bff !important;">security settings. Provide technical support and troubleshooting assistance to staff on hardware, software, and network-related issues. Perform routine system updates, backups, and security patches to prevent vulnerabilities. Monitor antivirus systems, firewalls, and cybersecurity protocols to safeguard company data. Set up and maintain printers, scanners, routers, switches, and other IT equipment. Diagnose and resolve system, internet, and connectivity issues promptly. Maintain IT asset inventory and documentation for systems and configurations. Support cloud-based systems, file-sharing platforms, and remote access tools where applicable. Ensure compliance with IT policies, procedures, and data protection standards. Coordinate with external vendors and service providers for system maintenance and support. Recommend improvements and upgrades to existing IT infrastructure and processes. Ensure minimal downtime and business continuity through effective system management. Safeguard the Company records by ensuring Data Protection through prompt Back up of data in all Company Office facilities and Buildings. Ensure system security, updates, and compliance with IT policies and procedures.
Required Qualifications:
Bachelor's Degree or HND in Computer Science, Information Technology, Computer Engineering, or related discipline. Minimum of 2 – 4 years proven experience as an IT System Administrator or similar role. Strong knowledge of Windows operating systems, networking, and administration" style="border-bottom: 1px dotted #007bff !important;">system administration. Experience with routers, switches, firewalls, VPNs, and server management. Familiarity with Microsoft 365, cloud platforms, and backup solutions. Good understanding of cybersecurity principles and data protection practices. Proficiency in troubleshooting hardware, software, and network issues. Strong analytical and problem-solving skills. Excellent communication and interpersonal abilities. Relevant certifications such as CompTIA, CCNA, Microsoft, or related certifications will be an added advantage.
Educational Background:
Bachelor’s Degree in Computer Science, Information Technology, or related field
Experience:
Minimum of 2–3 years of experience in system administration or IT support roles
Languages:
Not specified
Additional Notes:
Strong knowledge of Windows/Linux servers, networking, and system security. Proficiency in troubleshooting hardware, software, and network-related issues. Key Competencies include Technical Support & Troubleshooting, Network & System Administration, Cybersecurity Awareness, Attention to Detail, Time Management, Problem Solving, Team Collaboration, Communication Skills.
We are seeking a proactive and technically skilled IT System Administrator to oversee and maintain the organization's IT infrastructure, systems, and network operations.
Duties and Responsibilities:
Install, configure, and maintain computer systems, servers, networks, and software applications. Monitor and ensure optimal performance of IT infrastructure and network systems. Manage user accounts, access permissions, email configurations, and security" style="border-bottom: 1px dotted #007bff !important;">security settings. Provide technical support and troubleshooting assistance to staff on hardware, software, and network-related issues. Perform routine system updates, backups, and security patches to prevent vulnerabilities. Monitor antivirus systems, firewalls, and cybersecurity protocols to safeguard company data. Set up and maintain printers, scanners, routers, switches, and other IT equipment. Diagnose and resolve system, internet, and connectivity issues promptly. Maintain IT asset inventory and documentation for systems and configurations. Support cloud-based systems, file-sharing platforms, and remote access tools where applicable. Ensure compliance with IT policies, procedures, and data protection standards. Coordinate with external vendors and service providers for system maintenance and support. Recommend improvements and upgrades to existing IT infrastructure and processes. Ensure minimal downtime and business continuity through effective system management. Safeguard the Company records by ensuring Data Protection through prompt Back up of data in all Company Office facilities and Buildings. Ensure system security, updates, and compliance with IT policies and procedures.
Required Qualifications:
Bachelor's Degree or HND in Computer Science, Information Technology, Computer Engineering, or related discipline. Minimum of 2 – 4 years proven experience as an IT System Administrator or similar role. Strong knowledge of Windows operating systems, networking, and administration" style="border-bottom: 1px dotted #007bff !important;">system administration. Experience with routers, switches, firewalls, VPNs, and server management. Familiarity with Microsoft 365, cloud platforms, and backup solutions. Good understanding of cybersecurity principles and data protection practices. Proficiency in troubleshooting hardware, software, and network issues. Strong analytical and problem-solving skills. Excellent communication and interpersonal abilities. Relevant certifications such as CompTIA, CCNA, Microsoft, or related certifications will be an added advantage.
Educational Background:
Bachelor’s Degree in Computer Science, Information Technology, or related field
Experience:
Minimum of 2–3 years of experience in system administration or IT support roles
Languages:
Not specified
Additional Notes:
Strong knowledge of Windows/Linux servers, networking, and system security. Proficiency in troubleshooting hardware, software, and network-related issues. Key Competencies include Technical Support & Troubleshooting, Network & System Administration, Cybersecurity Awareness, Attention to Detail, Time Management, Problem Solving, Team Collaboration, Communication Skills.
Info
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Exercise caution and watch out for fraudulent job offers. Never provide sensitive personal information or make payments to secure a position.