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Home Jobs Nairobi IT Infrastructure & Security Systems Senior Manager

IT Infrastructure & Security Systems Senior Manager

Nathan Digital  · Consulting

Full Time Nairobi
Nairobi
KSh 150,000 - KSh 200,000/month
Deadline: 3 September 2026
Posted June 4, 2026

We are seeking a highly motivated professional to fill this dynamic position, which offers the opportunity to make a significant impact within our organization. The role requires a candidate with a strong background in [specific field or industry], as well as expertise in [key skills or technologies]. Responsibilities include [list key duties, e.g., managing projects, developing strategies, or analyzing data], with an emphasis on [specific focus areas, if applicable]. The ideal candidate will possess [essential qualifications, e.g., a degree in a relevant field, certifications, or years of experience] and demonstrate proficiency in [critical abilities, e.g., problem-solving, leadership, or technical skills]. This role is suited for individuals who thrive in a fast-paced environment and are eager to contribute to our team’s success through innovation and collaboration.

A Senior Manager / Head of IT Infrastructure & Security Systems is sought to oversee and direct the organization’s global IT infrastructure, cybersecurity protocols, network architecture, cloud deployments, and enterprise systems across operations in the UAE, Kenya, and South Africa.

The successful candidate will uphold the high availability, security, scalability, and operational efficiency of all IT systems, while also advancing digital transformation initiatives, strengthening governance frameworks, ensuring regulatory compliance, and promoting IT best practices across diverse global regions.

Oversee and execute a comprehensive range of essential duties to ensure seamless operations and strategic alignment. Develop, implement, and monitor initiatives that drive organizational growth and efficiency, fostering innovation and continuous improvement. Collaborate with cross-functional teams to align objectives, streamline processes, and enhance productivity. Provide leadership in decision-making, problem-solving, and performance management to achieve established goals. Ensure adherence to policies, regulations, and industry standards while maintaining high ethical and professional standards. Actively engage in professional development to stay current with emerging trends and best practices, contributing to the long-term success of the organization.

The Individual in this role will be responsible for overseeing and maintaining the organization’s IT infrastructure, ensuring optimal performance, security, and reliability. Key responsibilities include managing servers, networks, storage systems, and cloud services, as well as monitoring system health and troubleshooting issues. The ideal candidate will possess strong technical expertise in IT infrastructure, including proficiency with operating systems, virtualization technologies, and cybersecurity best practices. A bachelor’s degree in computer science, information technology, or a related field is required, along with at least three years of relevant experience. Certification in industry-standard technologies such as CCNA, GCSE, or AWS/Azure is highly preferred. Excellent problem-solving skills, attention to detail, and the ability to work collaboratively in a fast-paced environment are essential for success in this position.

Spearhead the management and leadership of global IT infrastructure operations spanning various countries and office locations.

Responsibilities include managing servers, storage solutions, virtualization technologies, network infrastructure, cloud platforms, data center operations, and enterprise-level systems to ensure optimal performance and reliability.

Maintain optimal operational efficiency, performance, scalability, and resilience of the IT infrastructure to ensure uninterrupted service delivery.

Design and execute IT infrastructure strategies that fully support and advance organizational goals and objectives.

Oversee the complete lifecycle of IT assets, including hardware procurement, software licensing management, and vendor relationship development.

Transform and unify IT processes, policies, and infrastructure to ensure consistency and alignment across all regional offices.

Cybersecurity and information security professionals are tasked with safeguarding an organization’s digital assets against evolving threats, ensuring the confidentiality, integrity, and availability of sensitive data. Key responsibilities include implementing robust security measures, monitoring systems for potential vulnerabilities, and responding promptly to incidents to mitigate risks. Candidates must possess a strong understanding of security frameworks, risk assessment methodologies, and compliance standards, such as ISO 27001 or NIST. Proficiency in security tools like firewalls, intrusion detection systems (IDS), and encryption technologies is essential. Additionally, experience with incident response planning and vulnerability management is highly desirable. Ideal applicants will hold relevant certifications, such as CISSP, CASM, or Compton Security+, and demonstrate a commitment to continuous learning in a rapidly changing threat landscape.

Devise and execute comprehensive global cybersecurity strategies, frameworks, and policies to safeguard organizational assets and mitigate risks.

Safeguard the organization’s systems, networks, endpoints, applications, and data from cyber threats to maintain operational integrity and security.

Oversee firewall security protocols, endpoint protection measures, VPN configurations, SIEM tool implementations, intrusion detection and prevention systems, as well as access control mechanisms.

Perform comprehensive security audits, conduct thorough vulnerability assessments, execute penetration testing, and implement strategic risk mitigation measures.

You will be responsible for maintaining adherence to security standards, safeguarding data in accordance with relevant protection laws, and upholding internal governance policies.

Drive strategic initiatives encompassing incident response protocols, disaster recovery frameworks, and comprehensive business continuity planning efforts.

We are seeking a skilled Cloud & Systems Administrator to oversee and enhance our cloud infrastructure and on-premises systems. The ideal candidate will manage cloud platforms, ensure system reliability, and implement robust security measures. Responsibilities include configuring, monitoring, and optimizing cloud services, as well as maintaining server health and performance. Requirements consist of proficiency in cloud technologies (e.g., AWS, Azure, or GCP), scripting (e.g., Python, Bash), and system administration expertise. Strong problem-solving abilities and a commitment to continuous improvement are essential. Familiarity with networking, virtualization, and DevOps practices is a plus.

Oversee cloud infrastructure environments, including Microsoft Azure, Amazon Web Services (AWS), and Google Cloud Platform.

Manage Microsoft 365 environments, oversee Active Directory configurations, implement email security protocols, maintain backup systems, and administer enterprise-level applications.

Oversee system performance metrics and proactively execute maintenance and optimization strategies to enhance operational efficiency.

Secure remote access and connectivity must be consistently maintained for global teams to operate seamlessly.

Orchestrate team dynamics and cultivate leadership strategies to maximize productivity and foster a collaborative work environment.

Experienced professionals will oversee and guide regional IT teams as well as external service providers in the UAE, Kenya, and South Africa.

Spearhead the enhancement of performance management, technical growth, and team skill development initiatives.

Collaborate with organizational leaders to assess operational needs and deliver appropriate technology solutions.

Oversee the planning, development, and execution of IT budgetary allocations, financial forecasting, and strategic cost optimization efforts to enhance operational efficiency and resource utilization.

Overseeing governance frameworks, ensuring adherence to compliance standards, and driving strategic initiatives are central to this role. The incumbent will be responsible for developing and implementing robust policies that align with regulatory requirements and organizational objectives. Additionally, they will monitor compliance across departments, identify potential risks, and recommend corrective actions to mitigate them. Collaborating closely with senior leadership, the position will shape long-term strategic plans to enhance operational efficiency and sustainability. Strong analytical skills, a deep understanding of governance best practices, and the ability to translate complex regulatory landscapes into actionable strategies are essential for success in this position.

Develop and implement comprehensive IT governance frameworks, standard operating procedures (SOPs), security policies, and operational standards to ensure alignment with organizational objectives and regulatory requirements.

Ensure adherence to ISO standards, cybersecurity frameworks, and applicable regulatory requirements.

Lead the charge in advancing IT modernization and spearheading digital transformation initiatives.

Compile comprehensive IT reports, conduct thorough risk assessments, and develop strategic recommendations to present to senior management.

Qualifications Needed:

A bachelor’s degree in computer science, engineering, or a related field is required, along with a minimum of three years of experience in software development, preferably in a cloud computing or systems engineering role. Proficiency in programming languages such as Python, Java, or C++ is essential, alongside experience with cloud platforms like AWS, Azure, or Google Cloud. Strong problem-solving skills, attention to detail, and the ability to work collaboratively in a fast-paced environment are also necessary. Additional certifications in cloud technologies or cybersecurity are highly desirable.

A bachelor’s degree in Information Technology, Computer Science, Cybersecurity, or a closely related discipline is required.

A Master’s Degree or relevant certifications would be highly beneficial for this position.

With a minimum of ten years of hands-on experience in IT infrastructure management, systems administration, and cybersecurity, the ideal candidate will possess a proven track record in these critical areas.

A minimum of five years of experience in a leadership or managerial capacity, overseeing regional or global operations, is required.

Accomplished in overseeing IT operations across multiple countries, with a proven track record of leadership in diverse international environments.

Hands-on experience includes proficiency in the following areas:

Design, implement, and maintain robust network infrastructure systems while ensuring stringent security protocols are in place to safeguard organizational assets. Oversee the configuration, monitoring, and optimization of network hardware and software components, including routers, switches, firewalls, and intrusion detection/prevention systems. Conduct regular vulnerability assessments and penetration testing to identify and mitigate potential security risks before they escalate. Collaborate with cross-functional teams to develop security policies, incident response plans, and disaster recovery strategies. Stay current with emerging threats, industry best practices, and technological advancements to enhance network resilience and compliance with regulatory standards.

We specialize in cloud platforms, including but not limited to Microsoft Azure, Amazon Web Services (AWS), and Google Cloud Platform (GCP).

Microsoft 365 and Active Directory offer a unified platform for collaboration, identity management, and enterprise-grade security solutions. This role requires expertise in designing, implementing, and maintaining Microsoft 365 environments, including Exchange Online, SharePoint, Teams, and OneDrive, alongside Active Directory services to ensure seamless user authentication, directory synchronization, and policy enforcement. Responsibilities include managing user identities, provisioning access, configuring hybrid environments, and troubleshooting complex technical issues to optimize system performance and security. Candidates must demonstrate proficiency in PowerShell scripting, Azure AD integration, and compliance with security best practices, such as Multi-Factor Authentication (MFA) and Conditional Access policies. Strong analytical skills and the ability to collaborate across IT teams are essential for delivering reliable, scalable solutions that align with organizational objectives.

Responsibilities include managing firewalls, VPNs, endpoint security solutions, and SIEM tools to safeguard organizational networks and data against unauthorized access and cyber threats. Experience with configuring, monitoring, and maintaining these security systems is essential, along with a deep understanding of their operational intricacies. Proficiency in deploying security policies, analyzing logs, and responding to incidents is required to ensure robust protection and compliance with industry standards.

Virtualization technologies encompass a range of software and hardware solutions designed to create virtual instances of computing resources, such as servers, storage, networks, and applications. These technologies enable organizations to maximize hardware utilization, reduce operational costs, and enhance flexibility by partitioning physical infrastructure into multiple isolated environments. Key requirements for professionals in this field typically include expertise in hypervisor platforms like VMware sphere, Microsoft Hyper-V, or KVM, along with proficiency in cloud computing, containerization (e.g., Docker, Kubernetes), and automation tools (e.g., Terraform, Ansible). Responsibilities often involve deploying, managing, and optimizing virtualized environments, ensuring high availability, security, and performance while troubleshooting issues and implementing best practices for scalability and resource allocation.

We design and implement robust backup and disaster recovery strategies to ensure data integrity and minimize downtime during disruptions. These solutions encompass comprehensive data protection measures, including regular backups, failover systems, and rapid recovery protocols, tailored to safeguard critical business information. Our approach emphasizes seamless system restoration and resilience against cyber threats, hardware failures, or natural disasters, thereby maintaining operational continuity and compliance with industry standards.

Skilled in cybersecurity governance, conducting audits, and implementing compliance frameworks.

Proficient in ITIL, ISO 27001 standards, and cybersecurity best practices, with a deep understanding of their application.

Proven ability to lead teams effectively, manage stakeholder relationships, and resolve complex challenges with innovative solutions.

Proven capability to oversee projects and priorities spanning diverse regions and time zones, ensuring seamless coordination and execution.

Preferred credentials include industry-recognized certifications that validate expertise in specialized areas, such as project management, cybersecurity, or IT governance. Candidates should hold at least one of the following: PMP, CISSP, CASM, or ITIL v4. These certifications demonstrate a commitment to professional development and ensure alignment with best practices in the field. Additionally, possession of these credentials may provide a competitive advantage in the hiring process.

Seeking a seasoned professional with a CISSP certification to oversee and enhance an organization’s information security framework. The role demands expertise in designing, implementing, and managing robust security measures to safeguard critical assets against evolving cyber threats. Responsibilities include conducting risk assessments, developing comprehensive security policies, and ensuring compliance with industry standards and regulatory requirements. The ideal candidate will possess strong leadership skills to guide cross-functional teams, exceptional problem-solving abilities to address complex security challenges, and a commitment to continuous learning to stay ahead of emerging threats.

CISM

We are seeking professionals with a valid Cisco Certified Network Associate (CCNA) or Cisco Certified Network Professional (CCNP) certification to fill this role. Candidates must possess a minimum of three years of experience in network administration, troubleshooting, or engineering. Responsibilities include designing, implementing, and maintaining network infrastructure, ensuring optimal performance and security. Additionally, the individual will collaborate with cross-functional teams to support network operations, resolve complex issues, and optimize network efficiency. Strong analytical skills, attention to detail, and the ability to work under pressure are essential for success in this position.

Microsoft Certified Solutions Expert (GCSE) certification validates expertise in designing and implementing solutions across Microsoft technologies. Candidates must demonstrate proficiency in one of several specialized areas, including cloud platforms, productivity, app builder, data management, and business applications. This credential requires passing a series of rigorous examinations to ensure mastery of advanced IT skills. Professionals holding an GCSE certification are recognized for their ability to optimize infrastructure, enhance security, and drive innovation within enterprise environments. The certification remains valid for three years, after which candidates must renew their credentials through additional exams or continuing education to stay current with evolving industry standards.

Professional cloud practitioners holding AWS or Azure certifications demonstrate validated expertise in designing, implementing, and managing secure, scalable cloud solutions. These credentials confirm a candidate’s proficiency in core cloud services, architectural best practices, and cost optimization strategies across respective platforms. Employers prioritize candidates with current certifications—such as AWS Certified Solutions Architect or Microsoft Certified: Azure Solutions Architect Expert—as they signify hands-on experience and adherence to industry standards. Additionally, certified professionals are expected to maintain their credentials through continuous learning, ensuring alignment with evolving cloud technologies and security protocols.

An ITIL certification is a globally recognized credential that validates an individual’s proficiency in IT Service Management (ITSM) best practices, aligning IT services with business needs. This certification demonstrates expertise in key ITIL processes, including incident, problem, change, and service level management, ensuring efficient and effective IT service delivery. Candidates must complete the required training and pass the examination to obtain the certification, which is structured across various levels, from Foundation to Expert. ITIL-certified professionals are equipped to enhance service quality, reduce downtime, and drive continuous improvement in IT operations.

Demonstrates proficiency in critical competencies essential for success in the role. Requires strong analytical and problem-solving abilities to navigate complex challenges effectively. Exhibits excellent communication and interpersonal skills to foster collaboration and build relationships across teams. Shows adaptability and resilience in dynamic environments, ensuring consistent performance amid changing priorities. Maintains meticulous attention to detail to uphold high standards of accuracy and quality in all deliverables. Exhibits a proactive mindset with a commitment to continuous learning and professional growth. Manages time efficiently to meet deadlines and prioritize tasks strategically.

Strategic thinking encompasses the ability to analyze complex situations, anticipate future trends, and develop innovative solutions that align with long-term objectives. This role requires individuals who can assess risks, evaluate opportunities, and prioritize initiatives to drive sustainable growth. A strong candidate will demonstrate proficiency in data-driven decision-making, cross-functional collaboration, and adaptability in dynamic environments. The position demands a proactive mindset, clear communication of strategic visions, and the capacity to translate high-level goals into actionable plans.

We are seeking a dynamic leader to oversee team operations and drive collaborative success. The ideal candidate will excel in guiding cross-functional teams, fostering a culture of accountability, and ensuring high-performance standards. Responsibilities include mentoring team members, aligning individual goals with organizational objectives, and delivering measurable results. Strong interpersonal skills, strategic thinking, and the ability to inspire and motivate teams are essential. A proven track record in leadership and a passion for developing talent will be key differentiators.

Cybersecurity risk management encompasses the systematic identification, evaluation, and prioritization of potential threats to an organization’s digital assets, followed by the coordinated application of resources to mitigate, monitor, and control these risks. This role demands expertise in risk assessment frameworks, compliance standards, and emerging cyber threats, along with proficiency in security tools, incident response protocols, and regulatory requirements. Key responsibilities include conducting risk analyses, developing mitigation strategies, ensuring adherence to security policies, and aligning risk management initiatives with business objectives. Strong analytical, problem-solving, and communication skills are essential to effectively collaborate with stakeholders and convey complex security concepts.

We specialize in strategically designing and enhancing infrastructure to ensure optimal performance and efficiency. Our team evaluates current systems, identifies areas for improvement, and implements scalable solutions that align with organizational goals. This role requires expertise in assessing technical requirements, analyzing operational bottlenecks, and developing structured plans to modernize and streamline infrastructure. Additionally, we prioritize proactive maintenance, risk mitigation, and the integration of emerging technologies to support long-term sustainability and growth.

We seek a skilled professional to oversee vendor and stakeholder relationships, ensuring seamless collaboration and alignment with organizational objectives. The ideal candidate will liaise between internal teams and external partners, negotiating contracts, and resolving any arising issues to maintain productive partnerships. Responsibilities include managing vendor performance, conducting regular reviews, and fostering long-term strategic alliances. A strong background in procurement, contract negotiation, and stakeholder engagement is required, along with excellent communication and problem-solving skills to navigate complex relationships effectively.

Business continuity planning involves developing, implementing, and maintaining strategies to ensure the organization can continue operating during and after disruptive incidents. This role requires assessing potential risks, identifying critical functions, and designing contingency measures to minimize downtime. Responsibilities include conducting risk evaluations, coordinating with stakeholders to establish recovery plans, and regularly testing and updating procedures to ensure effectiveness. The position demands strong analytical skills, meticulous attention to detail, and the ability to communicate complex plans clearly to diverse teams.

Analyzes complex situations and makes informed decisions to resolve challenges efficiently. Evaluates available options, assesses risks, and implements effective solutions to support business objectives. Demonstrates strong analytical skills and adaptability to navigate dynamic environments while maintaining a results-driven approach.

Delivers comprehensive project management services, overseeing planning, execution, and completion of initiatives within defined scope, schedule, and budget parameters. Ensures alignment with organizational objectives while managing stakeholder expectations, mitigating risks, and resolving conflicts. Develops detailed project plans, allocates resources efficiently, and monitors progress through key performance indicators. Collaborates with cross-functional teams, communicates updates to leadership, and implements corrective actions as needed. Requires proficiency in project management methodologies, strong analytical skills, and exceptional communication abilities to drive successful project outcomes.

Qualifications

BA/BSc/HND , MBA/MSc/MA

Experience Required

10 years

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