16 Security Testing jobs in Nigeria

The Network Security Engineer will be responsible for designing, implementing, monitoring, and supporting security solutions across enterprise networks and OT/ICS environments in the Oil & Gas sector. The role ensures the protection of critical infrastructure, business applications, and data assets against evolving cyber threats while aligning with industry standards and regulatory requirements.

Role & responsibilities

• Design, implement, and manage network and security infrastructure, including firewalls, IDS/IPS, VPNs, proxies, and NAC solutions.
• Monitor, analyze, and respond to security incidents, threats, and vulnerabilities across IT and OT environments.
• Ensure secure connectivity between onshore/offshore facilities, refineries, data centers, and cloud platforms.
• Conduct regular risk assessments, penetration testing, and vulnerability scans; apply remediation and hardening measures.
• Implement and maintain SIEM, SOC tools, and logging solutions for proactive threat detection.
• Collaborate with cross-functional teams to ensure secure integration of IT and OT (SCADA, DCS, ICS) systems.
• Maintain compliance with Oil & Gas industry cybersecurity standards (e.g., NIST, IEC 62443, ISO 27001, GDPR, and local regulations).
• Develop, document, and enforce security policies, procedures, and best practices.
• Provide technical expertise during audits, incident investigations, and disaster recovery exercises.
• Support awareness and training initiatives to build a security-first culture across the organization.

Qualifications & Experience

• Bachelors degree in Computer Science, IT, Cybersecurity, or related field. Masters degree preferred.
• 58 years of experience in Network & Security Engineering, preferably in Oil & Gas, Energy, or critical infrastructure.
• Strong hands-on experience with firewalls (Palo Alto, Fortinet, Cisco ASA), IDS/IPS, SIEM tools (Splunk, QRadar), and endpoint protection.
• Knowledge of OT/ICS cybersecurity frameworks (ISA/IEC 62443, NERC CIP) is highly desirable.
• Experience with secure cloud (Azure/AWS), Zero Trust, and remote access solutions.
• Familiarity with industrial protocols (Modbus, OPC, DNP3) and their security implications is a plus.
• Relevant certifications such as CCNP Security, CISSP, CEH, GIAC (GICSP, GRID), or similar.

Key Skills

• Strong troubleshooting and analytical skills in complex IT/OT environments.
• In-depth understanding of cybersecurity threats, malware, and mitigation strategies.
• Ability to design and implement network segmentation, access controls, and secure architectures.
• Excellent communication, stakeholder management, and documentation skills.
• Ability to work in high-pressure environments and support 24/7 operations when required.

As the Cybersecurity Manager at Belema Financial Technology, you will be responsible for safeguarding our digital infrastructure from a wide range of cyber threats, with a particular focus on securing our payment gateways and processing services. This role requires a blend of strategic planning, technical expertise, and operational leadership to ensure the confidentiality, integrity, and availability of our systems and customer data.

Security Strategy & Program Management: Develop, implement, and maintain a comprehensive cybersecurity strategy that aligns with Belema's business goals and a rapidly evolving threat landscape. You will oversee the entire cybersecurity program, including risk management, incident response, and security awareness.

Antimalware and Endpoint Protection: Select, deploy, and manage advanced antimalware solutions and Endpoint Detection and Response (EDR) systems across all company devices and servers. You will be responsible for defining policies, ensuring full coverage, monitoring for threats, and leading the response to any malware incidents.

Threat & Vulnerability Management: Lead and execute regular vulnerability assessments, penetration testing, and security audits to proactively identify and mitigate risks. You will also stay ahead of emerging cyber threats and implement proactive measures to protect against them.

Incident Response & Disaster Recovery: Develop and maintain a robust incident response plan to effectively detect, contain, and recover from security breaches, including those involving malware. You will lead investigations into security incidents and conduct post-mortem analysis to prevent recurrence.

Compliance & Audit: Ensure strict compliance with industry standards and regulations, including PCI-DSS (Payment Card Industry Data Security Standard), NDPR (Nigerian Data Protection Regulation), and guidelines from the Central Bank of Nigeria (CBN). You will manage internal and external security audits, ensuring timely remediation of all findings.

Team Leadership & Training: Build and mentor a small but highly effective cybersecurity team. You will also promote a culture of security awareness through regular training and communication across all departments, educating employees on how to identify and avoid common threats like phishing and malware.

Collaboration: Work closely with the Legal & Compliance, Engineering, and Product teams to embed security best practices into all development and operational processes from the start.

KNOWLEDGE

Deep Cybersecurity Domain Knowledge

Regulatory & Legal Landscape

Threat Intelligence & Emerging Trends

Security Technologies

SKILLS

Strategic Planning & Risk Management

Response & Crisis Management

Project & Program Management

Communication & Leadership

ABILITIES

Problem-Solving & Analytical Thinking

Adaptability

Attention to Detail

Ethical & Professional Conduct

Collaboration

Job Type: Full-time

Experience:

• Cybersecurity: 4 years (Required)

Job Title: Cyber Security Engineer

Victoria Island Lagos

About Us?

As the preferred cybersecurity solutions provider in Africa, the success of Ethnos Cyber hinges, to a huge extent, on the dedication and quality of our employees. We have an array of varied, flexible, challenging, and rewarding career choices. We are committed to maintaining a stimulating workplace where all employees develop their talents and skills to help protect our customer's data assets and align IT with business objectives.

Our mission is simple:
We listen, we design, we execute.

If you are creative, energetic, and a team player and want to play a key role in positioning our brand at the forefront of the industry, we'd love to hear from you. C
heck out our current job openings here

Job Description

We are seeking a skilled and proactive Cyber Engineer  to strengthen our organization's security posture by designing, implementing, and maintaining advanced defense mechanisms against cyber threats. The ideal candidate will have hands-on experience with security infrastructure, threat detection systems, and incident response processes. This role focuses on engineering robust security solutions, automating threat mitigation, and collaborating with cross-functional teams to proactively defend against evolving cyber threats.

Responsibilities:

• Provide technical support to customers for PAM, IAM, AppSec, Imperva WAF/DAM, Fortinet EDR, and Foglight solutions.
• Design, implement, and configure security solutions based on customer requirements.
• Troubleshoot and resolve security incidents, ensuring minimal downtime and optimal performance.
• Collaborate with internal and external stakeholders to deliver tailored security strategies.
• Conduct security assessments and audits to identify vulnerabilities and recommend mitigation strategies.
• Develop documentation, reports, and security policies for customers' environments.
• Provide training and guidance to customers on the effective use of security tools and best practices.
• Stay updated with emerging threats, technologies, and industry trends to enhance security posture continuously.

Qualifications and Experience

• Bachelor's degree in Computer Science, Information Security, or a related field (Master's degree is a plus).
• 3-5 years of experience in information security engineering, with a focus on PAM, IAM, and AppSec solutions.
• Experience deploying and managing Imperva WAF/DAM, Fortinet EDR, and other endpoint security tools.
• Familiarity with Foglight monitoring solutions and database/application performance management.
• Relevant certifications such as CISSP, CISM, CEH, or vendor-specific certifications (e.g., Imperva Certified Specialist, Fortinet NSE, etc.).Skills and Competencies:
• Proficiency in PAM (Privileged Access Management) and IAM (Identity and Access Management) solutions.
• Strong understanding of Application Security (AppSec) practices and methodologies.
• Hands-on experience with Imperva Web Application Firewall (WAF) and Database Activity Monitoring (DAM).
• Expertise in Fortinet Endpoint Detection and Response (EDR) solutions.
• Working knowledge of Foglight for monitoring and performance management.
• Strong analytical and troubleshooting skills for security incidents, threats, and vulnerabilities.
• Excellent communication and client management skills to support and advise customers effectively.
• Ability to design, implement, and maintain security solutions tailored to customer needs.
• Knowledge of industry standards such as ISO 27001, NIST, and OWASP
• Fortinet NSE, Security+, ISC2 CC, and any other Presales certificate are advantageous.

What We Offer:

Competitive salary and benefits package.

Opportunity to work in a dynamic and innovative environment.

Professional development and growth opportunities.

A supportive and collaborative work culture.

Job Type

Full-time with flexible work plan.

How to Apply:

To apply for the position, please click on the link below

Lebara Nigeria - Beyond top-tier telecommunications, we have forged strategic partnerships to offer financial services designed to empower the creative industry. Through microloans, device funding, Lebara powered internet hubs, and culture-shaping events to boost the art, culture, tourism and creative economy. we are committed to driving innovation, inclusion, and economic growth.

We are recruiting to fill the position below:

Job Position: IP & Security Engineer – MVNO

Job Location: Lagos

Job Type: Full-time

Department: Technology

Reports To: Network and IT Operations Manager

Role Summary

• The IP & Security Engineer is responsible for designing, implementing, and maintaining the IP network infrastructure and ensuring end-to-end security for MVNO services.
• This includes core IP transport, interconnectivity with MNO partners, VPNs, firewalls, intrusion prevention, and compliance with regulatory requirements.
• The role also involves proactive monitoring, troubleshooting, and optimizing IP and security systems to guarantee high availability, low latency, and robust protection against threats.

Key Responsibilities

IP Network Engineering:

• Design, configure, and maintain the MVNO's IP/MPLS backbone, data center networks, and interconnects to MNOs and service partners.
• Manage IP addressing plans, routing protocols (BGP, OSPF, IS-IS), and QoS policies.
• Ensure reliable IP transport for voice, data, and signaling traffic.
• Implement capacity planning and performance optimization for IP links.

Security Engineering:

• Design, implement, and manage security policies, firewalls, VPNs, and security appliances.
• Deploy intrusion detection/prevention systems (IDS/IPS) and DDoS mitigation solutions.
• Monitor and respond to network security incidents and vulnerabilities.
• Conduct periodic penetration tests and security audits.

Integration & Interconnectivity:

• Support IP and security requirements for integrating with host MNO(s), roaming partners, and third-party platforms.
• Configure secure interconnects for signaling (SIP, Diameter, SS7 over IP) and data services.

Operations & Monitoring:

• Utilize NMS/SIEM tools for real-time monitoring of IP and security infrastructure.
• Troubleshoot IP routing, switching, and security incidents within SLA timelines.
• Maintain network and security documentation, topology diagrams, and configuration backups.

Compliance & Governance:

• Ensure IP and security designs comply with national telecom regulations and data protection laws.
• Implement ISO 27001, PCI DSS, or other relevant security standards.

KPIs (Key Performance Indicators)

• Network uptime and availability.
• Security incident response time.
• Compliance audit results.
• Mean time to resolve (MTTR) for IP/security incidents.
• Successful integration with MNO and partner networks without service disruption.

Qualifications & Skills

• Education: Bachelor's Degree in Telecommunications, Computer Science, or related field.
• 8+ years of experience in IP networking and security within a telecom, ISP, or MVNO environment.
• Vendor certifications (e.g., Cisco CCNP/CCIE, Juniper JNCIP/JNCIE, Fortinet NSE, Palo Alto PCNSE, or equivalent).
• Hands-on experience with multi-vendor IP and security equipment.
• Understanding of telecom regulations and cyber security frameworks.

Key Skills & Competencies:

• Strong knowledge of IP networking (IPv4, IPv6, BGP, OSPF, MPLS, QoS).
• Experience with security technologies (firewalls, IDS/IPS, SIEM, VPN).
• Knowledge of telecom protocols (SIP, Diameter, GTP, SS7 over IP).
• Familiarity with cloud security, virtualization security, and container security.
• Strong analytical and troubleshooting skills.
• Ability to work under pressure and manage multiple priorities.

Metho of Application

Interested and qualified candidates should send their Resume to: using the Job Position as the subject of the email.

Who are we?

Equinix is the world's digital infrastructure company, shortening the path to connectivity to enable the innovations that enrich our work, life and planet.

A place where bold ideas are welcomed, human connection is valued, and everyone has the opportunity to shape their future.

Help us challenge assumptions, uncover bias, and remove barriers—because progress starts with fresh ideas. You'll find belonging, purpose, and a team that welcomes you—because when you feel valued, you're empowered to do your best work.

Job Summary

Proactively Performs Network Fulfilment Activities. Highlights issues and drives resolution when required. Acts as mentor and technical coach for NSD Engineer I.

Responsibilities

Network Fulfilment

• Performs Network Service fulfilment for quote to cash transactional tickets for all network and datacenter products (Interconnections, IX, ECX etc.)
• Picks up where OTA has failed and fulfils the order based on customer requirements while maintaining SLA targets
• Generates metrics based on Service Delivery metrics on a periodic basis

Problem Solving/Assessment

• Determines and applies appropriate methodologies and tools for analyzing a range of standard, functional and/or cross-functional issues
• Helps identify process gaps and issues
• Dynamic forward thinking to ensure customers are not impacted by process/technical failures
• Determines and utilizes appropriate methodology including Lean Six Sigma where appropriate

Release Management

• Obtains, creates and documents business requirements engaging multiple stakeholders
• Supports and manages cross-functional BRDs
• Works with the BSA's and Dev team on solution design and development
• Reviews functional design (FD)
• Partners with stakeholders to analyze, define and document business processes within and across functional areas
• Utilizes Lean Six Sigma methodology, supporting the design or improvement of business processes
• Assist in performing user acceptance testing (UAT)
• May be responsible for ensuring UAT is fully planned and executed
• Assesses testing progress
• Updates process and procedural documentation
• Completes post deployment analysis

Project Management

• Supports project plans and resources, helping to ensure resources are in the right place at the right time
• Works with stakeholders to gain alignment through implementation and post-implementation stages
• Communicates team progress
• Applies appropriate project management skills and best practices including Lean Six Sigma
• Helps identify risks and issues

Reporting and Metrics

• Status reporting providing periodic project updates, highlighting risks, issues and concerns
• Performs ad-hoc reporting

CSI

• Takes part in cross functional discussions to drive issues, challenges and prioritization efforts
• Updates CSI and Issues logs ensuring the relevant detail is provided
• Develops CSI opportunities for the wider team to review

Qualifications

• Bachelors Degree Or Equivalent Experience
• Full CCNA qualification

Equinix is committed to ensuring that our employment process is open to all individuals, including those with a disability. If you are a qualified candidate and need assistance or an accommodation, please let us know by completing this form.

Equinix is an Equal Employment Opportunity and, in the U.S., an Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to unlawful consideration of race, color, religion, creed, national or ethnic origin, ancestry, place of birth, citizenship, sex, pregnancy / childbirth or related medical conditions, sexual orientation, gender identity or expression, marital or domestic partnership status, age, veteran or military status, physical or mental disability, medical condition, genetic information, political / organizational affiliation, status as a victim or family member of a victim of crime or abuse, or any other status protected by applicable law.

Job Responsible

An exciting opportunity exists for a highly skilled IT security engineer to join a dynamic project team. The resource shall be responsible for the following:

- Carry out procedural system maintenance on all IT systems.

- Ensure all networks including but not limited to LAN, MAN, WAN, GAN meets the demand of the company.

- Troubleshoot system and network problems, diagnosing and solving hardware or software faults and replace parts as required.

- Maintain all IT system work flows.

- Maintain and update all IT Networks.

- Maintain and contribute to the development of IT Network.

- Participate actively in developing, planning and implementing advance IT systems.

- Other duties as assigned.

Functions:

- Lead cybersecurity initiatives in conjunction with Group Cybersecurity team.

- Design and implement security controls to safeguard and monitor events for information systems, enterprise applications and data.

- Lead the implementation of Information Security projects Drive internal and external vulnerability assessment, penetration tests engagements and manage results to remediation.

- Respond to escalated security events and drive security incident response processes to ensure timely resolution with minimal disruption.

- Design, document, and deploy secure infrastructure solutions to enhance and evolve the security posture of the business to ensure integrity, availability and confidentiality of all critical enterprise data.

- Provide expertise on security tools, including but not limited to firewalls, Web Application firewalls, IDS/IDP, anti-malware software

- Liaise with stakeholders in respect of operational implementation of security policies and best practices

- Collaborate with the Client Server Team to ensure that technical plans are practical, controls are sustainable, and implementations are managed to minimize risks and adverse impact to servers, workstations and user productivity.

- Implement the infrastructure, configurations and processes to monitor security related events

- Prevent data loss and service interruptions by researching new technologies that will effectively protect the enterprise network.

Supervisory/Managerial Responsibilities:

• Ensure conformance to Cybersecurity Blueprint/Roadmap
• Provide inputs to company strategic plan on all initiatives to ensure that Security gaps/vulnerabilities are identified & closed
• Establish and ensure credibility through strong relationships, value-add to operations and professionalism

Experience:

• Minimum of 5 years' experience in an area of Security specialisation; with experience working with others
• Experience working in a Large organization and preferably in the Telecommunications industry
• Strong background as an Engineer/Architect in application security infrastructure and various network technologies to include devices such as firewalls, VPN, intrusion/extrusion detection, vulnerability & risk assessment tools, encryption technologies, virus/worm/malware prevention, E-business and web application technologies, Data Loss Prevention, whole disk & device encryption solutions, two factor authentication, common Windows (desktop & server) platforms
• Experience with Microsoft, Solaris, Unix, Oracle and MS SQL
• Experience working in telecommunications industry
• Managing network and / or network security
• Knowledge should be current with information security best practices and global trends
• Knowledge of security best practices such as; defense in-depth, least privileges, need-to-know, separation of duties, access controls, encryption
• User account identity, authorization and authentication management.
• Security incident and event management
• Experience in researching new or emerging technologies and processes that may be incorporated as solutions to reoccurring security concern

Training:

• Penetration Testing
• Vulnerability lifecycle management
• Advanced Security Incidence Reponse
• Systems Auditing, Database Security, Firewall Design, Intrusion detection system administration Implementation
• Security enforcement on systems level, security audit and vulnerability management
• Telecommunications, Network, wireless & Internet Security

Job Type: Full-time

Who we are

We are a technology-driven financial services provider, committed to building innovative solutions that make financial access seamless, secure, and reliable. We power our operations with cutting-edge infrastructure and people who thrive on solving meaningful problems for our customers every day.

We are the place for you if

• You are passionate about network security, cloud solutions, and high-availability systems.
• You thrive in environments where attention to detail and precision matter.
• You enjoy solving complex technical challenges and continuously improving systems.
• You are curious, adaptable, and eager to work with both on-premises and cloud (AWS) infrastructure.

The position

The Network Security Engineer (NSE) is responsible for designing, implementing, maintaining, and supporting the bank's network infrastructure to ensure high availability, security, and optimal performance. This role covers LAN, WAN, wireless, firewalls, and AWS cloud networking environments, ensuring reliable communication and connectivity across the business.

What you'll do

• Design, configure, and deploy network solutions and services on AWS Cloud and on-premises (routers, switches, firewalls, wireless access points).
• Set up and manage LAN, WAN, and VPN connectivity to support business operations.
• Design and configure Amazon VPCs, subnets, route tables, and gateways.
• Implement secure connectivity solutions including AWS Direct Connect, Site-to-Site VPN, and Transit Gateway.
• Build hybrid network architectures integrating on-premises and AWS environments.
• Configure and manage AWS NACLs, Security Groups, and AWS WAF.
• Monitor network performance using AWS CloudWatch, VPC Flow Logs, and other monitoring tools.
• Troubleshoot routing, connectivity, and latency issues in AWS environments.
• Manage IT networks and communication infrastructure to ensure high availability.
• Research, recommend, and implement upgrades and improvements in network security architecture.
• Monitor, record, and analyze network security system activities, trends, and results.
• Report on metrics relevant to network security performance, with trending analysis for business growth.
• Develop and enforce IT standards for consistency and compliance (ISO 27001, PCI-DSS, etc.).
• Manage IT inventory and logs related to the function.

What you bring

• BSc in Electrical Engineering, Computer Engineering, Information Technology, Computer Science, or related field.
• 4–6 years' experience designing, implementing, and managing corporate networks.
• Proven experience with AWS networking services and cloud infrastructure.
• Cisco certification (CCNA/CCNP) preferred.
• Strong understanding of networking protocols (TCP/IP, DNS, BGP, OSPF, HTTP/S, etc.).
• Hands-on experience with AWS services: VPC, Direct Connect, Transit Gateway, Elastic Load Balancing, Route 53, AWS Global Accelerator.
• Awareness and understanding of the financial services industry.

This job is perfect for you if you

• Have excellent knowledge of Cisco devices, firewall technologies, enterprise wireless networks, and AWS cloud networking.
• Are detail-oriented and proactive in preventing network vulnerabilities.
• Enjoy working independently but can also collaborate across teams.
• Are motivated by building resilient systems that power real-world impact.

• Competitive compensation and benefits.
• The opportunity to design and secure infrastructure that powers millions of financial transactions.
• A flat, innovative environment where your work directly impacts business growth.
• A team culture that values curiosity, excellence, and collaboration.

Role Overview:

The Compliance/Security Engineer will be responsible for designing, implementing, and maintaining security and compliance frameworks across Gopaddi's infrastructure. This role requires a detail-oriented professional who can identify risks, enforce security policies, and ensure compliance with applicable standards and regulations.

Key Responsibilities:

• Develop, implement, and monitor security policies and procedures.
• Ensure compliance with relevant regulatory requirements and industry standards (e.g., GDPR, ISO 27001, PCI DSS).
• Perform regular security assessments, audits, and penetration testing.
• Monitor and respond to security incidents, vulnerabilities, and threats.
• Collaborate with engineering and product teams to integrate security best practices into development processes.
• Maintain up-to-date knowledge of security trends, threats, and compliance changes.

Qualifications:

• Bachelor's degree in computer science, Information Security, or a related field (or equivalent experience).
• Proven experience in security engineering, compliance, or related roles.
• Strong knowledge of security frameworks, standards, and best practices.
• Hands-on experience with SIEM tools, vulnerability management, and incident response.
• Familiarity with cloud security (AWS, Azure, or GCP).
• Excellent problem-solving and analytical skills.
• Relevant certifications (e.g., CISSP, CISM, CEH, ISO 27001 Lead Implementer) are a plus.

What We Offer:

• A dynamic and innovative work environment.
• Opportunities for growth and professional development.
• Competitive compensation package.
• The chance to make an impact by building secure and trusted products at scale.

Job Type: Full-time

Application Question(s):

• Do you have proven experience in SOC 2 and ISO 27001 standards?

Education:

• Undergraduate (Preferred)

GVA Partners is seeking an experienced IT Security Engineer to join our dynamic project team. The ideal candidate will have a minimum of 5 years' cybersecurity experience, preferably in the telecommunications industry, with strong expertise in securing enterprise IT systems and networks.

Key Responsibilities:

Design, implement, and maintain advanced IT security controls (firewalls, VPNs, IDS/IPS, WAFs).

Lead vulnerability assessments, penetration testing, and incident response.

Monitor, troubleshoot, and remediate security events across enterprise networks.

Safeguard critical data using encryption, DLP, anti-malware, and SIEM solutions.

Collaborate with internal teams to enforce security policies and ensure compliance with best practices.

Requirements:

5+ years in IT security engineering (cybersecurity, infrastructure, or application security).

Strong hands-on experience with Microsoft, Unix, Solaris, Oracle, and SQL systems.

Proven knowledge of vulnerability management, security incident response, and enterprise security architecture.

Telecommunications industry experience strongly preferred.

Relevant training/certifications (Pen Testing, Incident Response, Firewall/IDS, CISSP/CEH/CISM a plus).

Job Type: Contract

Contract length: 3 months