Senior Systems Administrator (Managed Enterprise) / Senior IT Support Engineer
AI summary
Jireh Technologies Limited is hiring a Senior Systems Administrator / Senior IT Support Engineer in Port Harcourt, Rivers State. The role involves managing enterprise IT infrastructure including servers, hybrid cloud, storage, databases, backups, and security across a multi-vendor environment. Candidates should have 5+ years of experience and relevant certifications in Microsoft, VMware, Cisco, and ITIL.
- Senior-level enterprise IT infrastructure role in Port Harcourt
- Multi-vendor environment: HPE, Dell, Lenovo, Microsoft, Oracle, VMware
- 24/7 support with ITIL-aligned service desk operations
- Requires 5+ years experience in enterprise data centers
- Certifications in Microsoft, VMware, Cisco, and ITIL required
- Hybrid cloud and on-site operations with remote coordination
AI job guide
Use this guide to check salary signals, requirements, documents, application steps and safety before you apply.
AI salary guide
Not enough public dataNot enough public salary data is available for this exact role. Before applying, prepare to ask about gross pay, benefits, contract length, probation period, transport and any allowances.
Can you qualify for this role?
- Required5+ years of relevant experienceThe job post includes a minimum experience signal.
- RequiredEducation or certification mentioned in the postThe captured text mentions education, a diploma, certificate, or licence.
- PreferredPractical evidence in security, seguranca, technologyThe tags and summary point to skills connected with this role.
- RequiredAvailability to work in Port HarcourtThe vacancy is associated with this location.
Documents to prepare
- Likely requiredUpdated CV
- Role specificCover letter or short employer message
- OptionalProfessional references
- Role specificAcademic or professional certificates
- VerifyID or passport only after verifying the employer
Application tips for this job
- Place your strongest Senior Systems Administrator (Managed Enterprise) / Senior IT Support Engineer evidence in the first half of your CV.
- In your cover letter or employer message, connect your experience to Jireh Technologies Limited and the role in Port Harcourt.
- Add concrete examples related to security, seguranca, technology, ideally with measurable outcomes or clear responsibilities.
- Follow the instructions from Jobzilla Nigeria; avoid sending documents to unofficial contacts or copied links.
- Confirm the deadline, interview location and employer contact before sharing personal documents.
- Prepare a polite question about pay, benefits and contract terms for later interview stages.
Source and safety check
- Jobzilla Nigeria
- Original source link available
- Application method is clear
- Deadline not specified
- No major risk signal was detected in the captured text.
Never pay for interviews, shortlisting, medical checks, uniforms, or job placement. Confirm every application at the original source before sharing personal documents. Report suspicious listing.
Interview preparation
- What experience makes you a strong fit for this Senior Systems Administrator (Managed Enterprise) / Senior IT Support Engineer role in security, seguranca?
- How have you handled responsibilities similar to those in this job post?
- Are you available to work in Port Harcourt under the listed contract or schedule?
- Prepare examples with clear responsibilities, tools used and measurable outcomes.
- Review the source and research Jireh Technologies Limited before the interview.
Ask what the first priorities will be in the role and how success will be measured.
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Original source description
Senior Systems Administrator (Managed Enterprise) / Senior IT Support Engineer at Jireh Technologies Limited ⏲ Sep 9, 2026, 5:05 AM ⋕ View all Administrative & Office Support jobs Jireh Technologies operates from a Corporate Headquarters in Port-Harcourt with a fully equipped Regional office in Lagos. We also have fully established staff presence in Abuja and Warri in Nigeria. We offer a wide range of ICT and Security solutions/services portfolio to Private and Corporate organizations space within and outside Nigeria. Our dream is to make every JIREH customer go home every day or leave every business engagement with peace in their heart. This we have sustained over the years with our uniquely crafted solutions/services. We are recruiting to fill the position below: Job Title: Senior Systems Administrator (Managed Enterprise) / Senior IT Support Engineer Location: Port Harcourt, Rivers Role Summary Provide full-stack managed services support for enterprise IT infrastructure, including servers, hybrid cloud, storage, databases, backups, security, and enterprise software platforms. This role requires managing a complex multi-vendor environment (HPE, Dell, Lenovo, Microsoft, Oracle, VMware) and delivering high-availability support through both on-site operations and escalation coordination with remote and base office support. Core Responsibilities: Support Microsoft Azure resources and M365 services (Exchange Online, Teams, SharePoint, hybrid Azure AD sync). Deliver 24/7 proactive monitoring, incident management, and change control using an ITIL-aligned service desk. Maintain Oracle (11g+) and MS SQL Server (2016+) databases and core enterprise applications (Forcepoint, Equitrac). Maintain data center computer hardware (HPE, Dell, Lenovo, VMware ESXi) and 150TB+ SAN/NAS storage arrays (HPE Alletra/3PAR, NetApp, EMC). Administer ~100 Windows Server (2016+) Active Directory environments, RHEL/UNIX systems, and core network roles (DHCP, DNS, Hyper-V, GPO). Execute patch management, software upgrades, OS hardening, and maintain ISO 27001 security compliance. Manage backup operations using HP Data Protector (v6+) and drive capacity planning. Qualifications & Skills Certifications: Microsoft (Azure/M365 Admin), VMware/OEM Hardware Certifications, Cisco (CCNA/CCNP) and ITIL Certification. Education: B.Sc/B.Engr./B.Tech/HND in Computer Science/Engineering, Software Engineering, Electrical and Electronics Engineering. Experience: 5+ years supporting 24/7 enterprise data centers and hybrid environments. Key Skills & Competencies: Experience: with HP Data Protector, enterprise media management, ISO 27001 frameworks, vulnerability mitigation, and OS hardening. Expertise in Windows Server (2016+), Active Directory, Red Hat Enterprise Linux, Oracle Linux, and UNIX platforms. Multi-vendor server hardware maintenance (HPE, Dell, Lenovo), VMware ESXi cluster management, BladeSystem configurations, and enterprise SAN/NAS provisioning. Operational knowledge of Oracle Database (11g+) and MS SQL Server (2016+), including tablespace management, schema structures, and basic tuning. Applied knowledge of ITIL Incident, Change, and Problem Management frameworks, along with root cause analysis (RCA) and performance tuning. Proficiency in Microsoft Azure administration, M365 suite, hybrid AD identity synchronization, and cloud networking (VPN/ExpressRoute). How to Apply Interested and qualified candidates should send their CV to: chukwuma.uju@jirehtechng.com and jirehtechnologieslimited@gmail.com using the Job Title as the subject of the mail. View all Jobs in Nigeria Rivers State