Systems Adminstrator

Irene, Gauteng, South Africa

Job Description

Job Summary
We are seeking a highly skilled Senior Systems/Network Administrator to join our technical team. This role involves deep, hands-on experience in both Linux and Windows environments, advanced networking, virtualization, storage, and cluster management.
Important: This is a CLI-driven role - GUI-only administrators will not be considered.
Key Responsibilities
Linux Systems Administration

  • Advanced administration of Debian (Ubuntu) and RedHat (Alma, Rocky)
  • CLI-based provisioning/configuration of servers and devices
  • Manual setup of applications (YAML/JSON)
  • Performance monitoring and log analysis
Windows Systems Administration
  • Manage Windows Server roles: AD/LDAP, DHCP, DNS, NPS, IIS, Hyper-V
  • User desktop and file server support
  • General Windows Server maintenance
Networking
  • Core/distribution/access switching (Edgecore, MikroTik, UniFi, D-Link)
  • VLANs, ZeroTier, WireGuard, iptables/nftables
  • FortiGate, MikroTik, pfSense configuration
  • Network monitoring (Zabbix, Nagios, DataDog, New Relic)
  • IPAM/DCIM management
Database Support
  • Basic support for Postgres, Oracle, MariaDB (backups, restores, queries)
  • Oracle Data Pump, TNS Listener troubleshooting (advantageous)
Hardware & Storage
  • SAN, NAS, DAS, LVM, LUN management (HPE, Synology, FreeNAS)
  • RAID and HA configuration best practices
  • Veeam, Quest NetVault, and LTO tape (advantageous)
Virtualization & Clustering
  • Administer XCP-ng/Xen and Hyper-V clusters
  • Exposure to VMware vSphere, Docker, Kubernetes (advantageous)
General IT & Soft Skills
  • ITIL-based best practices (ITSM), asset management (ITAM)
  • Familiarity with JIRA, Confluence
  • Strong communication and documentation skills
  • Independent, analytical problem-solver
  • Experience working with cross-functional teams (e.g., Finance, Audit)
Requirements
Qualifications
  • Bachelor's degree in computer information systems, MIS, or related field
  • A+, N+, MTCNA, ICND1, Linux+/LPIC1, Server+, MCSA (or equivalent)
Preferred Certifications
  • LPIC2, MCITP, MTCRE, CCNA, MCSE: Core Infrastructure, ITILv4, Security+
Experience
  • Senior-level systems/network administration
  • Strong infrastructure design and integration skills
  • Understanding of IT SDLC, ITIL, AGILE methodologies
  • SQL/database design and query experience
Apply for this role today, contact Sune Pienaar at Hire Resolve or on LinkedIn.
You can also visit the Hire Resolve website: or email us your CV:
We will contact you telephonically in 3 days should you be suitable for this vacancy.
If you are not suitable, we will put your CV on file and contact you regarding any future vacancies that arise
Hire Resolve
IT/Computer
Recruiter
About
Specialists in Civil, Structural, Mechanical Engineering, Information Technology, Mining, Manufacturing and Finance Careers! Hire Resolve is one of the larger and more agile South African recruitment companies that focus on placing professionals and skilled people in permanent employment and contract employment. We prefer and focus on working with top quality professionals and candidates in South Africa and Africa. Hire Resolve has successfully placed Engineering, Mining, IT, Manufacturing and Finance professionals with top firms across the Western Cape, Eastern Cape, KwaZulu Natal, Gauteng and in Africa. Hire Resolve has assisted candidates to find jobs at over 100 JSE listed companies of which many are global companies with offices and operations in South Africa and Africa. It is for this reason that we are well respected in the industries we operate in and in the recruitment industry.

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Job Detail

  • Job Id
    JD1554140
  • Industry
    Not mentioned
  • Total Positions
    1
  • Job Type:
    Full Time
  • Salary:
    Not mentioned
  • Employment Status
    Permanent
  • Job Location
    Irene, Gauteng, South Africa
  • Education
    Not mentioned