Engineer Infrastructure Operations

4 weeks ago

Nairobi, Kenya Safaricom Kenya Full time

Safaricom is the leading provider of converged communication solutions in Kenya. In addition to providing a broad range of first-class products and services for Telephony, Broadband Internet and Financial services, Safaricom seeks to uplift the welfare of Kenyans through value-added services and support for community projects.
SUMMARY
Reporting to the Team Lead Infrastructure Operations & Security Remediations, the position holder will be responsible for Systems Administration, security patch and vulnerability management of Safaricom Windows/Linux/UNIX based servers. Other tasks to include AD, DNS, DHCP, ADFS, Microsoft Entra ID and Exchange systems administration; servers, storage and SAN support; systems integration, backups, system monitoring, performance tuning, troubleshooting, skills transfer and customer management.  Configuration management and documentation.
RESPONSIBILITIES
Incidents and problem resolution

Working in an agile environment and utilizing relevant tools such as Jira & Confluence.
Private and Public Cloud Compliance management and implementation for servers based on Windows, Linux and UNIX Operating Systems.
AD, DNS, DHCP, ADFS, Microsoft Entra ID, Exchange, Email Archiving and Windows Servers Administration.
Patch and vulnerability management and implementation for servers based on Windows, Linux and UNIX Operating Systems.
Administering, configuring and troubleshooting servers based on UNIX/Linux and Virtualization. This includes response, problem resolution and escalation of server issues.

Service Excellence

Analysis of server/storage hardware and operating system software. This includes implementation of tactical service improvements, upgrades and system patching.

Systems Maintenance and SLA Support

Liaise with users, hardware and software vendors and internal systems owners to fine tune systems hardware and software for all systems.

Backup and Recovery

Operations of backup tools and testing of disk and data recovery.
Provide solutions on all business systems. Prompt restoration of lost data for the business.
Backup, hardware and software assurance.

Projects Implementation and Reporting

Technical support for assigned company initiatives and projects. Participation in feasibility studies and testing for new IT infrastructure components.
Maintenance of systems documentation and procedures.

QUALIFICATIONS

University Degree in Computer Science or Related Field.
5+ years’ experience in infrastructure support and/or planning in an environment with mixed VMware and Redhat virtualization.
5+ Years’ Experience as Systems administrator, Network administrator or analyst in a multifaceted business environment with integrated/mixed Windows, UNIX/Linux server environment. High Level System Administration – understanding OS Performance, highly complex systems providing service for the corporate user community and the GSM.
Excellent knowledge on Active Directory, DNS, ADFS, Microsoft Entra ID, Exchange, Email Archiving and Windows Server Administration.
Experience in patch and vulnerability management
Knowledge of vulnerability scoring systems (CVSS, CVE) and the different standards/frameworks for cyber security e.g. NIST, CIS, owasp
Knowledge in threat modeling and different ways of remediating/eliminating vulnerabilities.
Basic principles of information security (CIA triad, AAA, DiD)
System Administration Techniques – understanding OS Performance, Microsoft and UNIX/Linux enterprise hardware and storage.
Security Administration Techniques - Ways of identifying vulnerabilities in a system (dynamic scans, static scans and penetration testing),
Attention to details and analytical thinking
Strong oral, written, interpersonal communication and leadership skills

Certification in any of the following Systems and Network or related trainings is an added advantage

Scripting
Cloud Technology Associate
Cloud Administrator
Cloud Developer
Cloud Security & Governance
Cloud Service Manager
Certified in Cloud Infrastructure and Services Associate (EMCCIS)
Cloud Architect,
Virtualized Infrastructure Specialist
Network certification e.g. CCNA, CCNP
UNIX/Linux certification e.g. VCP

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