Security Architect

7 days ago

Lagos, Lagos, Nigeria AfricaWork Full time

We are hiring on behalf of our client, a leading player in the Energy & Oil & Gas sector, a Security Architect to design and drive the global cybersecurity architecture across both IT and OT/ICS environments. This role is mission-critical for protecting large-scale industrial assets and ensuring operational continuity.

  • Reports to:
    CIO / Head of IT Strategy
  • Location:
    Lagos, Nigeria
  • Contract:
    Freelance - Minimum 6 months
  • Work Mode:
    Hybrid

Qualifications:

  • Bachelor's/Master's degree in Computer Science, Cybersecurity, Engineering, or similar.
  • 7+ years
    in cybersecurity, including
    3+ years in security architecture
    .
  • Experience in
    Oil & Gas, Utilities or Chemicals (
    mandatory)
  • Proven experience securing OT/ICS in critical infrastructure sectors (
    Oil & Gas, Utilities, Chemicals
    )

Strong knowledge of:

  • OT protocols (Modbus, DNP3, OPC)
  • Cloud security (AWS, Azure)
  • IAM, Zero Trust, Network Segmentation

Highly Desirable

  • Certifications:
    GICSP, GISCP, CISSP, ISSAP, CCSP
  • Experience with OT monitoring tools (Nozomi, Claroty, Dragos)
  • Knowledge of Oil & Gas technologies (OSIsoft PI, SCADA systems, Drilling Control Systems)
  • Understanding of regulations:
    NERC CIP, TSA directives, API standards

Key Competencies

  • Strategic & pragmatic
    decision-making
  • Strong communication
    across IT, OT, and executive teams
  • Analytical mindset
    with an adversarial thinking approach
  • Business-driven security
    , aligned with safe and reliable operations

Key Responsibilities:

Strategic Security Architecture

  • Develop and maintain the enterprise security architecture roadmap (NIST, ISO
  • Design security reference architectures for cloud (AWS/Azure), Digital Oilfield programs, and IT/OT convergence.
  • Select and evaluate security technologies (firewalls, IDS/IPS, SIEM, PAM) to ensure multi-layered protection.

OT/ICS Critical Infrastructure Protection

  • Architect cybersecurity controls for OT/ICS (SCADA, DCS, SIS).
  • Apply IEC 62443, NIST SP 800-82, and Purdue Model for secure segmentation and remote access.
  • Collaborate with Engineering & Operations to embed security in industrial asset lifecycles.

Risk Management & Threat Modeling

  • Conduct threat modeling and risk assessments for IT and OT systems.
  • Perform architecture reviews for major projects (cloud data lakes, IIoT deployments, M&A integrations).
  • Define security requirements for third-party vendors connecting to corporate and industrial networks.

Incident Response & Resilience

  • Design architectures supporting rapid detection and coordinated IT/OT incident response.
  • Build secure backup, recovery, and continuity solutions to ensure resilience against cyberattacks.

  • Security Architect

    5 hours ago

    Lagos, Lagos, Nigeria Nail Advisory Full time

    Company DescriptionNail is a cybersecurity advisory firm dedicated to helping organizations identify, manage, and reduce digital risks. We collaborate with leadership teams to address security gaps, enhance defenses, and promote resilience across systems, people, and processes. With a focus on practicality, our real-world threat models prioritize clarity,...

  • Technical Architect

    5 days ago

    Lagos, Lagos, Nigeria Shae Group Full time $1,500 - $2,500

    Design next-generation clinical AI & digital twin systems — senior-level solutions architect requiredTitle: Technical Architect (AI Platform Lead + Senior Solutions Engineer) — Digital Twin & Clinical AI — (Contractor)Location: Remote — Suitable for offshore candidates who can align with Americas/Europe overlap. Preferred regions: Philippines,...

  • Technical Architect

    5 days ago

    Lagos, Lagos, Nigeria Shae Group Full time

    Design next-generation clinical AI & digital twin systems — senior-level solutions architect requiredTitle: Technical Architect (AI Platform Lead + Senior Solutions Engineer) — Digital Twin & Clinical AI — (Contractor)Location: Remote — Suitable for offshore candidates who can align with Americas/Europe overlap. Preferred regions: Philippines,...

  • Cybersecurity Architect

    5 hours ago

    Lagos, Lagos, Nigeria AfricaWork Full time

    We are hiring on behalf of our client, a leading player in the Energy, Oil & Gas sector, aCyberSecurity Architect – Zero Trust, OT/IT & Cloud Security.Role Purpose:Develop and maintain enterprise security architecture, ensuring protection of critical OT/ITassets, cloud environments, and enterprise platforms through zero-trust and industry-standard security...

  • Solution Architect

    1 week ago

    Lagos, Lagos, Nigeria AfricaWork Full time

    Job Title:Solution ArchitectOil & GasLocation: NigeriaContract: FreelanceReports To: Chief Information Officer (CIO) / Head of IT StrategyPosition Overview:We are seeking a pragmatic and technically skilled Solution Architect to translate business challenges into robust, scalable, and secure technical solutions. You will be the key link between enterprise...

  • SOC Architect

    2 weeks ago

    Lagos, Lagos, Nigeria Estrada International Staffing Solution Full time

    JOB DESCRIPTION – SOC ARCHITECTAbout the ClientOur client is a highly reputable cybersecurity organization known for delivering enterprise-grade security monitoring, threat detection, and incident response across Africa. They are deeply committed to building world-class security operations capabilities for top financial institutions, telcos, and large...

  • Cloud Solution Architect

    2 weeks ago

    Lagos, Lagos, Nigeria Microsoft Full time

    OverviewWith over 17,000 employees worldwide, the Microsoft Customer Experience & Success (CE&S) organization is responsible for the strategy, design, and implementation of Microsoft's end-to-end customer experience. Come join CE&S and help us build a future where customers come to us not only because we provide industry-leading products and services, but...

  • Security Analyst

    2 weeks ago

    Lagos, Lagos, Nigeria Nail Advisory Full time

    Role: Security AnalystContract · RemoteAbout the RoleWe are seeking a Security Analyst to support security assessments and compliance-focused engagements for commercial organizations across multiple industries. This role is execution-oriented and supports senior security engineers and architects by handling scanning, evidence collection, and initial...

  • Cybersecurity Lead Architect

    1 week ago

    Lagos, Lagos, Nigeria Teknowledge Full time

    TCybersecurity Lead ArchitectTeKnowledgeSoftware & DataTodayNewLagos Full Time IT & Telecoms ConfidentialShare linkShare on WhatsApp Share on LinkedIn Share on Facebook Share on TwitterShare via SMSMin Qualification: Experience Level: Mid level Experience Length: 8 yearsJob descriptions & requirementsWe are seeking an accomplished Cybersecurity Architect...

  • Cybersecurity Lead Architect

    1 week ago

    Lagos, Lagos, Nigeria TeKnowledge Full time

    We are seeking an accomplishedCybersecurity Architect Leadto drive the design, development, and expansion of our advanced cybersecurity services across Africa. This role blends deep technical expertise with strong commercial and customer-facing skills to lead solution architecture, pre-sales engagements, and technical delivery excellence.The ideal candidate...