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Home Jobs Nairobi IT Senior Manager – Infrastructure and Security Systems

IT Senior Manager – Infrastructure and Security Systems

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 join our team in this pivotal role. The position demands a strong background in [industry/field, if specified], along with expertise in [specific skills or tools, if mentioned]. Key responsibilities include [list major duties, e.g., managing projects, leading teams, or implementing strategies], with a focus on [core objectives, such as innovation, efficiency, or client satisfaction]. The ideal candidate will possess [required qualifications, e.g., a degree in a relevant field, certifications, or years of experience] and demonstrate the ability to [specific competencies, e.g., problem-solving, leadership, or adaptability]. This role offers the opportunity to contribute to [company mission or impact, if applicable] while working alongside a dynamic and collaborative team.

We are in search of a seasoned and visionary Senior Manager / Head of IT Infrastructure & Security Systems to oversee and direct the organization’s worldwide IT infrastructure, cybersecurity protocols, network operations, cloud ecosystems, and enterprise solutions across our operations in the UAE, Kenya, and South Africa.

The successful candidate will oversee the continuous availability, robust security, and scalable performance of all IT systems while spearheading digital transformation initiatives, enforcing governance and compliance standards, and implementing IT best practices across diverse regional locations.

Oversee and execute core duties encompassing strategic planning, operational leadership, and team coordination to achieve organizational objectives. Develop and implement policies, procedures, and best practices to enhance productivity, efficiency, and compliance with industry standards. Lead cross-functional initiatives, fostering collaboration and alignment with departmental goals while ensuring accountability and measurable outcomes. Manage stakeholder relationships, including clients, vendors, and internal teams, to facilitate clear communication and resolve conflicts efficiently. Monitor key performance indicators (KPIs) to evaluate team and project progress, providing data-driven insights to senior management for informed decision-making. Allocate resources effectively, balancing budgetary constraints with high-impact deliverables to maximize return on investment.

The role involves overseeing and maintaining the organization’s IT infrastructure, ensuring optimal performance, reliability, and security across all systems. Responsibilities include monitoring network operations, managing servers, and coordinating hardware and software upgrades to meet evolving business needs. The position requires expertise in cloud services, virtualization, and cybersecurity protocols to safeguard against potential threats. Additionally, the role demands strong problem-solving skills, meticulous attention to detail, and the ability to collaborate with cross-functional teams to implement and maintain robust IT solutions. A bachelor’s degree in computer science, information technology, or a related field is typically required, along with relevant certifications and several years of hands-on experience in IT infrastructure administration.

Oversee and administer the entirety of IT infrastructure operations spanning various international locations and office sites.

Responsibilities include managing servers, storage systems, virtualization environments, network infrastructure, cloud platforms, data centers, and enterprise-level systems.

Deliver optimal uptime, performance, scalability, and reliability for IT infrastructure.

Formulate and execute strategic plans for IT infrastructure that support and advance overarching business goals.

Oversee the entire IT asset lifecycle, including hardware procurement, software licensing management, and vendor relationship maintenance.

Standardize IT processes, policies, and infrastructure to ensure consistency and efficiency across all regional offices.

Ensures robust protection of digital assets, sensitive information, and IT infrastructure through the implementation of advanced cybersecurity measures. Develops, maintains, and enforces security policies, protocols, and procedures to mitigate risks associated with cyber threats, data breaches, and unauthorized access. Conducts regular vulnerability assessments, penetration testing, and security audits to identify and address potential weaknesses in systems and networks. Monitors security systems, investigates security incidents, and responds promptly to breaches or anomalies to minimize impact and restore secure operations. Collaborates with cross-functional teams to raise awareness, provide training, and promote a culture of security throughout the organization. Stays current with emerging threats, industry trends, and regulatory requirements to enhance security strategies and ensure compliance with applicable laws and standards. Requires expertise in network security, encryption technologies, risk management, and incident response, along with certifications such as CISSP, CASM, or Compton Security+.

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

Safeguard company systems, networks, endpoints, applications, and data from cyber threats to maintain operational integrity and security.

Oversee the implementation and maintenance of firewall security protocols, endpoint protection mechanisms, VPN infrastructures, SIEM tools, intrusion detection and prevention systems, as well as access control frameworks to ensure robust cybersecurity measures.

Perform comprehensive security audits, conduct thorough vulnerability assessments, execute penetration testing, and implement strategic risk mitigation initiatives to safeguard organizational assets and infrastructure.

Uphold adherence to established security standards, data protection regulations, and internal governance frameworks to mitigate risks and maintain organizational integrity.

Direct oversight of incident response protocols, disaster recovery strategies, and business continuity planning initiatives is required.

The role involves managing and maintaining cloud infrastructure and systems administration tasks, ensuring optimal performance, security, and reliability of IT environments. Key responsibilities include configuring, monitoring, and troubleshooting cloud-based solutions, as well as overseeing on-premises systems to align with organizational objectives. Proficiency in cloud platforms (e.g., AWS, Azure, or GCP), virtualization technologies, and scripting languages (e.g., Python, Bash) is essential. Additionally, candidates must demonstrate experience in system security, backup solutions, and disaster recovery planning. Strong problem-solving skills and the ability to collaborate across teams are critical for success in this position.

Oversee cloud infrastructure environments, including Microsoft Azure, AWS, or Google Cloud.

Responsibilities include managing Microsoft 365 administration, Active Directory, email security measures, backup systems, and enterprise applications to ensure seamless operational efficiency and data integrity.

Oversee system performance metrics and execute proactive maintenance strategies along with optimization efforts to enhance efficiency and reliability.

Facilitate secure, reliable remote access and connectivity for geographically dispersed teams worldwide.

Experienced professionals adept at guiding teams and fostering collaborative environments are sought to oversee operations, inspire performance, and ensure organizational objectives are met. Candidates must demonstrate a proven track record in motivating teams, resolving conflicts, and driving productivity through strategic direction and clear communication. Strong interpersonal skills, adaptability, and the ability to mentor team members are essential. Responsibilities include setting team goals, monitoring progress, evaluating performance, and implementing initiatives to enhance efficiency and engagement.

Experienced IT leadership is required to guide and develop regional teams and external service providers across the UAE, Kenya, and South Africa.

Foster a culture of continuous improvement by overseeing performance management, advancing technical expertise, and enhancing team capabilities.

Collaborate with business leaders to gain a comprehensive understanding of operational needs and deliver effective technology solutions.

Oversee the planning, allocation, and optimization of IT budgets to ensure fiscal efficiency and alignment with organizational goals. Develop and implement forecasting strategies to anticipate financial needs, while identifying opportunities for cost reduction and resource maximization.

Overseeing governance, ensuring regulatory compliance, and developing strategic initiatives are central to this role. The position demands a keen grasp of corporate governance principles, adherence to legal and regulatory standards, and the formulation of forward-thinking strategies to drive organizational success. Key responsibilities include monitoring compliance with applicable laws and internal policies, identifying risks, and implementing measures to mitigate them. Additionally, the role entails collaborating with leadership to align governance practices with business objectives, fostering a culture of accountability, and enhancing operational efficiency through structured frameworks and proactive decision-making.

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

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

Lead the advancement of IT modernization efforts and spearhead digital transformation initiatives to enhance operational efficiency and technological capabilities.

Craft comprehensive IT reports, conduct thorough risk assessments, and develop strategic recommendations tailored for senior management.

Requirements

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

A Master’s Degree or pertinent certifications is highly beneficial.

A decade or more of hands-on experience in IT infrastructure, systems administration, and cybersecurity is required.

With a minimum of five years of experience in a leadership or managerial capacity, overseeing regional or global operations, you bring proven expertise to this role. Your background demonstrates a strong ability to drive operational excellence and strategic decision-making in complex, multi-location environments.

Possesses extensive expertise in overseeing global IT infrastructure spanning multiple countries.

Hands-on experience is essential in the following areas:

Design, implement, and maintain robust network infrastructure systems while ensuring the highest standards of security protocols to safeguard organizational assets. Oversee the configuration, monitoring, and optimization of network hardware and software, including routers, switches, firewalls, and intrusion detection systems. Collaborate with cross-functional teams to assess vulnerabilities, mitigate risks, and enforce compliance with industry regulations and best practices. Conduct regular audits, penetration testing, and performance evaluations to identify and resolve potential threats or inefficiencies. Provide technical guidance and support to teams, ensuring seamless integration of security measures and alignment with business objectives. Stay current with emerging technologies, threats, and regulatory changes to proactively enhance network resilience and security posture.

Highly proficient expertise in cloud platforms, specifically Azure, AWS, and GCP, is essential. A deep understanding of cloud architecture, services, and management tools within these environments is required. Candidates must demonstrate hands-on experience deploying, configuring, and optimizing cloud-based solutions to meet organizational needs. Strong troubleshooting and problem-solving skills are critical for maintaining system reliability and performance. Familiarity with automation, security best practices, and cost optimization strategies is also expected to ensure efficient and secure cloud operations.

Microsoft 365 and Active Directory specialists are responsible for managing, configuring, and maintaining enterprise-level identity and access management solutions. They ensure seamless integration between Microsoft 365 services and on-premises or hybrid Active Directory environments, supporting secure authentication, authorization, and directory synchronization. Key responsibilities include administering user accounts, implementing group policies, troubleshooting authentication issues, and ensuring compliance with security protocols. Candidates must possess expertise in Microsoft 365 administration, Active Directory management, and identity federation technologies such as Azure AD Connect. Proficiency in PowerShell scripting for automation and a strong understanding of security best practices are essential. Additionally, experience with hybrid identity solutions and multifactor authentication (MFA) is highly desirable.

Firewalls, VPNs, endpoint security solutions, and SIEM tools are among the critical technologies you will manage to safeguard organizational networks and data from cyber threats. Your responsibilities will include configuring, monitoring, and maintaining these systems to ensure robust security posture and compliance with industry standards. Additionally, you will analyze security alerts, investigate incidents, and implement corrective measures to mitigate risks. Proficiency in these technologies is essential, along with a strong understanding of cybersecurity principles and best practices.

Leverage advanced virtualization technologies to design, implement, and maintain scalable and secure virtual environments. Develop expertise in hypervisors such as VMware ESXi, Microsoft Hyper-V, and KVM, alongside containerization platforms like Docker and Kubernetes. Evaluate organizational needs to recommend optimal virtualization solutions that enhance performance, reduce costs, and improve system reliability. Collaborate with cross-functional teams to deploy and manage virtual infrastructure, ensuring seamless integration with existing IT ecosystems. Monitor virtual environments to identify inefficiencies, optimize resource allocation, and implement best practices for security and compliance. Troubleshoot complex issues, including performance bottlenecks, network configurations, and storage challenges, to minimize downtime and maintain high availability. Stay current with emerging trends and advancements in virtualization to drive innovation and support evolving business objectives.

We develop and implement robust backup and disaster recovery solutions to ensure data integrity, minimize downtime, and maintain business continuity in the event of unforeseen disruptions or system failures. This role requires expertise in designing, configuring, and managing comprehensive backup strategies, including cloud-based, on-premises, and hybrid solutions. Responsibilities include performing regular system backups, monitoring recovery processes, conducting risk assessments, and collaborating with IT teams to optimize resilience against potential threats. Proficiency in backup software, virtualization technologies, and disaster recovery frameworks is essential, along with strong problem-solving skills and a proactive approach to maintaining operational stability.

Skilled in cybersecurity governance, audit execution, and adherence to compliance frameworks is required.

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

Proven ability to lead teams effectively, manage stakeholders with diplomacy, and resolve complex issues with innovative solutions.

Proficient in overseeing projects and aligning priorities across diverse geographic locations and varying time zones.

Preferred candidates should possess relevant certifications that demonstrate expertise in their field, such as PMP, CISSP, or AWS Certified Solutions Architect. These certifications validate specialized skills and knowledge, ensuring the individual meets industry standards. Additionally, candidates with certifications in project management, cybersecurity, or cloud computing will be given priority consideration.

A Certified Information Systems Security Professional (CISSP) holds a globally recognized credential demonstrating expertise in information security. Candidates must possess a minimum of five years of cumulative, paid work experience in at least two of the eight CISSP Common Body of Knowledge (CBK) domains, or four years with a qualifying degree or additional credential. Responsibilities include designing, implementing, and managing a secure organization-wide cybersecurity program, ensuring alignment with industry best practices and compliance requirements. The role requires proficiency in risk management, security architecture, and incident response while collaborating with stakeholders to mitigate vulnerabilities and enhance security posture. Strong analytical, problem-solving, and communication skills are essential, along with the ability to adapt to evolving threats and technologies.

CISM

A Cisco Certified Network Associate (CCNA) or Cisco Certified Network Professional (CCNP) certification is required for this role. Candidates must possess hands-on experience in configuring, troubleshooting, and managing Cisco network devices, including routers and switches. Responsibilities include designing, implementing, and maintaining secure and efficient network infrastructures while ensuring optimal performance and reliability. The ideal candidate will demonstrate expertise in routing and switching technologies, network security, and enterprise-level network solutions. Additionally, strong analytical skills, problem-solving abilities, and proficiency in network monitoring tools are essential. Collaboration with cross-functional teams to support network operations and resolve complex issues is a key aspect of this position.

Microsoft Certified Solutions Expert (GCSE) certification validates advanced expertise in designing, implementing, and managing comprehensive solutions across Microsoft technologies, including cloud platforms, data management, and enterprise infrastructure. Candidates must demonstrate proficiency in core areas such as Windows Server, SQL Server, Azure, and Exchange Server, alongside expertise in virtualization, networking, and security. This credential requires passing a series of rigorous exams, ensuring holders possess the skills to optimize IT environments, enhance productivity, and drive innovation within dynamic organizational settings. Ideal for IT professionals seeking to advance their careers, the GCSE signifies a commitment to continuous learning and technical excellence in a rapidly evolving digital landscape.

Requires possession of AWS and/or Azure certifications to validate cloud infrastructure proficiency. Candidates must demonstrate expertise in designing, implementing, and managing scalable cloud solutions across these platforms. Familiarity with cloud security best practices, cost optimization, and compliance standards is essential. Responsibilities include deploying and configuring cloud resources, automating workflows, and ensuring high availability and disaster recovery. Strong problem-solving skills and the ability to collaborate with cross-functional teams are necessary to support organizational cloud initiatives.

ITIL Certification is a credential that demonstrates expertise in IT Service Management best practices. Candidates should possess a thorough understanding of ITIL frameworks and processes, including service strategy, design, transition, operation, and continuous improvement. Required qualifications include completion of ITIL Foundation training and passing the associated certification exam. This certification validates the ability to align IT services with business needs, enhance service quality, and drive operational efficiency. Professionals holding this credential are equipped to implement ITIL methodologies to optimize service delivery and support organizational goals.

Proven expertise in critical competency areas, demonstrating a strong ability to perform essential job functions with precision and efficiency. Must possess exceptional analytical skills, attention to detail, and the capacity to manage complex tasks under tight deadlines. Requires outstanding communication abilities, both written and verbal, to convey ideas clearly and collaborate effectively with cross-functional teams. Additionally, should exhibit leadership qualities, adaptability to evolving priorities, and a commitment to continuous professional development to drive organizational success.

Strategic thinkers analyze complex challenges, anticipate future trends, and develop innovative solutions to drive organizational growth. They assess risks, evaluate opportunities, and align resources to achieve long-term objectives while balancing immediate priorities. This role requires the ability to synthesize diverse data, foster cross-functional collaboration, and adapt strategies in response to evolving market conditions. Strong analytical skills, a results-driven mindset, and the capacity to inspire teams toward shared goals are essential.

Seasoned professionals are sought to guide teams, fostering a collaborative environment that drives productivity and innovation. Responsibilities include strategically aligning team objectives with organizational goals, mentoring staff to enhance performance, and resolving conflicts to maintain harmony. Strong interpersonal and communication skills are essential, along with the ability to motivate diverse groups toward shared success.

Cybersecurity risk management involves identifying, assessing, and mitigating potential threats to an organization’s digital assets and infrastructure. Professionals in this field evaluate vulnerabilities in systems, networks, and applications to determine exposure levels and prioritize remediation efforts based on impact and likelihood. They develop and implement security policies, controls, and incident response plans to safeguard sensitive data against cyber threats, ensuring compliance with industry regulations and standards. Additionally, they conduct regular audits, penetration testing, and risk assessments to proactively detect and address emerging risks, while collaborating with cross-functional teams to foster a culture of security awareness and resilience. Strong analytical skills, proficiency in risk assessment frameworks, and knowledge of cybersecurity tools and technologies are essential for success in this role.

We strategically develop and enhance infrastructure frameworks to maximize efficiency, scalability, and reliability. This role involves analyzing current systems, identifying opportunities for optimization, and implementing solutions that align with organizational goals while ensuring cost-effectiveness and sustainability. Responsibilities include conducting thorough assessments, designing infrastructure upgrades, and collaborating with cross-functional teams to execute plans seamlessly. Candidates should possess expertise in infrastructure design, proficiency in relevant tools and technologies, and strong problem-solving skills to drive continuous improvement.

We are seeking a skilled professional to oversee vendor and stakeholder relationships, ensuring seamless collaboration and alignment with organizational objectives. This role involves negotiating contracts, monitoring performance, and resolving any issues to maintain productive partnerships. Key responsibilities include fostering strong communication channels, conducting regular evaluations, and addressing concerns promptly to uphold mutual satisfaction and efficiency. Ideal candidates will possess exceptional interpersonal skills, strategic thinking, and a proven ability to manage diverse relationships while delivering measurable outcomes.

Business continuity planning encompasses the development and implementation of strategies to ensure an organization can effectively respond to and recover from disruptions, whether they stem from natural disasters, cyber incidents, or operational failures. This role demands expertise in risk assessment, crisis management frameworks, and resilience planning to safeguard critical functions and maintain service continuity during adverse events. Responsibilities include conducting comprehensive risk analyses, designing robust recovery protocols, and coordinating cross-functional teams to execute continuity plans. Strong analytical skills, meticulous attention to detail, and the ability to communicate complex procedures clearly are essential, alongside a deep understanding of industry-specific compliance and regulatory requirements.

Analytical Thinking and Strategic Judgment are essential for this role, requiring the ability to assess complex situations, identify underlying issues, and evaluate potential solutions with precision. Strong decision-making skills must be demonstrated to select optimal courses of action, considering both immediate outcomes and long-term implications, while balancing risks and benefits effectively. This position demands a methodical approach to problem-solving, leveraging data-driven insights and innovative strategies to address challenges efficiently. Prioritization and resource allocation will also be critical in executing decisions that align with organizational objectives and drive measurable results.

We seek a seasoned Project Manager to plan, execute, and finalize projects within scope, budget, and timeline constraints while ensuring high-quality deliverables. The ideal candidate will possess strong leadership skills, exceptional organizational abilities, and the capacity to manage cross-functional teams effectively. Responsibilities include defining project scope, developing detailed project plans, allocating resources efficiently, and mitigating potential risks. Additionally, the role requires regular progress tracking, stakeholder communication, and problem-solving to address challenges promptly. Proficiency in project management methodologies (e.g., Agile, Waterfall) and tools (e.g., MS Project, JIRA) is essential, along with a proven track record of delivering projects successfully.

Qualifications

BA/BSc/HND , MBA/MSc/MA

Experience Required

10 years

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