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Senior IT Administrator (MiKroTik)
IOCOPretoria, South Africa30+ days ago
Job descriptionManaging and supporting Windows servers in a range of functions, including Active Directory (AD / LDAP), DHCP, DNS, NPS, Certificate Services, IIS, and Hyper-V. Knowledge of IIS modules (Dot Net, ASP, WebSockets). Providing user desktop support and managing Windows-based file Taking ownership of Windows Server maintenance and administration Working in environments with Core / Distribution / Access-switching topologies, high- throughput aggregation switches, and edge / access switches (Edgecore, MikroTik, UniFi, D-Link). Managing VLANs, implementing modern tunneling technologies such as ZeroTier and WireGuard, and being well-versed in iptables / nftables, firewalld, and network bonding Hands-on configuration and troubleshooting of FortiGate, MikroTik, pfSense, and other similar systems. Maintaining network performance and ensuring uptime for critical Knowledge of monitoring applications such as Zabbix, Nagios, Data Dog and New Relic. IPAM / DCIM experience Providing basic support for Postgres, Oracle, and MariaDB environments (backups, restores, and minor SQL queries). OracleDB knowledge advantageous, including the use of Oracle Data Pump and TNS Listener troubleshooting. Collaborating with DBA teams to ensure database availability and Manage SAN, NAS, DAS, LVM, and LUN From setting up and configuring HPE SAN systems to managing Synology, Seagate NAS and FreeNAS devices. Perform tasks such as HBA bonding, SCSI configuration, and storage performance Server hardware – assembly / upgrades and troubleshooting RAID and other HA methods, including setup and best practice Veeam Backup and Quest NetVault experience Familiarity with LTO-tape technology and how it works and is used will be Administering Xen-based hypervisor clusters (XCP / Xen Hypervisors) and Hyper-V Deploying, maintaining, and troubleshooting virtualized Managing cluster performance, failover, and storage Past hands-on experience with Hyper-V clusters and VMWare vSphere Knowledge of Docker, Kubernetes, and containerization technologies is advantageous. Implementing ITIL-based best practices (ITSM). Managing assets (ITAM), including hardware procurement, supplier negotiation, warranties, and SLAs. Familiarity with JIRA and Confluence is Experience collaborating with interdepartmental teams, such as Finance and Strong English communication skills, both written and verbal, with professional email Writing of support and training Strong troubleshooting and analytical Ability to work independently and unsupervised, manage multiple priorities in a fast- paced environment. Eagerness to learn new technologies and systems, be curious! Extensive experience in technical management, preferably in a related industry. Advanced knowledge of IT Infrastructure and Information Systems innovation and integration. Ability to manage IT support teams, Familiarity with database queries Knowledge of database design and theories Ability to work with data architects and other IT specialist to set up, maintain and monitor data networks Knowledge of database structure languages, such as SQL or SQL / PSM Experience with server installation and maintenance Familiarity with database management best practices Has a full understanding of the IT SDLC Experience in ITIL and AGILE Methodologies advantageous Ability to diagnose faults, incidents, and problems, and implement required changes. Ensuring optimal hardware and software functionality, as well as network security. Exceptional communication and interpersonal skills. Bachelor's degree in computer information systems, management information systems, or similar. Preferred : Permanent Position Location : Pretoria - Onsite Travel : May be required (Ethopia, 2-3 times annually)
We are looking to hire an experienced Senior IT Administrator with 3rd level experience with a proven track record of ensuring optimal IT operations and infrastructure reliability. Skilled in deploying and maintaining complex network systems, managing server environments, and implementing advanced security measures. Known for strategic thinking, proactive problem-solving, and delivering efficient, scalable solutions to support organizational objectives.
What you’ll do :
Linux Systems Administration
- Expert-level administration of Debian-based distributions (Ubuntu) and RedHat derivatives (Alma, Rocky).
- Provisioning and configuring servers, clusters, laptops, and other devices via the
- Installation and configuration of LOB (Line-of-Business) applications manually—config files (YAML, JSON).
- Monitoring and troubleshooting system performance, processes, and logs to ensure smooth operations.
- Participating in interviews and tests focused on troubleshooting system issues based on log output and process analysis.
Windows Systems Administration
Networking
Database Support
Server Hardware Storage Administration
Virtualization Cluster Management
Office Administration Soft Skills
Your expertise :
Qualifications required :
A+ N+, MTCNA, ICND1, UBWA, Linux+ / LPIC1, Server+, MCSA : Windows Server 2016—or the nearest equivalent
Other information applicable to the opportunity :
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Senior Administrator • Pretoria, South Africa
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