Systems / Networks Administrator (Ops Specialist)
Posted on 2025-04-28 00:12:12
Company | Hire Resolve |
---|---|
Salary | 0 |
Category | Other IT/Computer |
Location | South Africa / Gauteng / Johannesburg |
Job Summary
their team in Centurion, EC. The ideal candidate will have extensive hands-on experience with both Linux and
Windows environments, advanced networking, virtualization, storage solutions, and system clusters. This role demands technical expertise, a strong troubleshooting mindset, and the ability to work independently with minimal supervision. Attention to detail is essential, along with a holistic understanding of all interconnected components.
Responsibilities:
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 CLI.
-
Installation and configuration of LOB (Line-of-Business) applications manuallyconfig 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
-
Managing 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 servers.
-
Taking ownership of Windows Server maintenance and administration tasks.
Networking
-
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/ip6tables, firewalld, and network bonding techniques.
-
Hands-on configuration and troubleshooting of FortiGate, MikroTik, pfSense, and other similar systems.
-
Maintaining network performance and ensuring uptime for critical services.
-
Knowledge of monitoring applications such as Zabbix, Nagios, DataDog, and New Relic.
-
IPAM/DCIM experience essential.
Database Support
-
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 performance.
Server Hardware & Storage Administration
-
Manage SAN, NAS, DAS, LVM, and LUN infrastructures. 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 optimization.
-
Server hardware assembly/upgrades and troubleshooting.
-
RAID and other HA methods, including setup and best practice configurations.
-
Veeam Backup and Quest NetVault experience advantageous.
-
Familiarity with LTO-tape technology and how it works and is used will be advantageous.
Virtualization & Cluster Management
-
Administering Xen-based hypervisor clusters (XCP/Xen Hypervisors) and Hyper-V environments.
-
Deploying, maintaining, and troubleshooting virtualized environments.
-
Managing cluster performance, failover, and storage integration.
-
Past hands-on experience with Hyper-V clusters and VMWare vSphere advantageous.
-
Knowledge of Docker, Kubernetes, and containerization technologies is advantageous.
Office Administration & Soft Skills
-
Implementing ITIL-based best practices (ITSM).
-
Managing assets (ITAM), including hardware procurement, supplier negotiation, warranties, and SLAs.
-
Familiarity with JIRA and Confluence is advantageous.
-
Experience collaborating with interdepartmental teams, such as Finance and Audit.
-
Strong English communication skills, both written and verbal, with professional email etiquette.
-
Writing of support and training documentation.
-
Strong troubleshooting and analytical abilities.
-
Ability to work independently and unsupervised, manage multiple priorities in a fast-paced environment.
-
Eagerness to learn new technologies and systems, be curious!
Requirements:
-
A bachelor’s degree in computer information systems, management information systems, or similar.
-
Certifications: A+ & N+, MTCNA, ICND1, UBWA, Linux+/LPIC1, Server+, MCSA: Windows Server 2016or the nearest equivalent of the aforementioned.
Desired Certifications:
LPIC2, MCITP, MTCRE, CCNA, MCSE: Core Infrastructure, ITILv4, Security+.
-
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 specialists 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.
If you are looking for career advancement and new environments, kindly forward your CV to Gaby Turner or you may forward your CV to
Job Seeker Tip
Send a thank-you email within 24 hours after your interview.
Click Go Apply to apply online!
Apply directly for this position. Please read all instructions carefully.
We do not process job applications; we simply aggregate and display job listings.
More related positions
Johannesburg: Intermediate Project manager/Scrum Master (Payment systems) posted by PRR Recruitment Services
Intermediate Project Manager/Scrum Master - Rneg, (Sandton)
A motivated Intermediate Project Manager/Scrum Master is needed to manage Agile projects. The ideal candidate will have experience in both traditional project management and Agile m
View Job
Intermediate Project manager/Scrum Master (Payment systems)
Paarl: ERP/Database Administrator Systems Specialist posted by Lotus HR and Recruitment
KEY REQUIREMENTS TO MEET FOR CONSIDERATION:
- You will have a degree (IT, Information Systems, or related field), as well as 5+ years as a Database Administrator/ERP Specialist, ideally within a financial department and managi
View Job
ERP/Database Administrator Systems Specialist
South Africa: Senior Business / Systems Analyst (CH1126) posted by Capital H Staffing and Advisory Solutions
Our client, in the credit industry, has an opening for a Senior Business / Systems Analyst to join their Communication Technology team.
Are you a technically minded problem-solver who thrives on making customer interactions smarter, faster, and m
View Job
Senior Business / Systems Analyst (CH1126)
Benoni: Administrator in a Lift/Elevator Company – Needed ASAP posted by RELIS SYSTEMS
Administrator, good communication skills, strong organizational abilities, effective time management, multitasking capabilities, problem solving skills, adaptability, prioritizing tasks, ability to work well under pressure.
View Job
Administrator in a Lift/Elevator Company – Needed ASAP
Pretoria East: Ontvangs / Assistent posted by Think Smart Built-in Systems
Ontvangs / Algemene Kantoor werkJunior pos beskikbaar in Pretoria Oos vir goed georganiseerde tweetalige jong en verkieslik n dame. Ondervinding van social media marketing en web design sal n aanbeveling wees.van . Salaris onderhandelbaar. E-mail CV en sa
View Job
Ontvangs / Assistent
Western Cape: Systems Integration/Test Engineer posted by Network Finance
Job Overview:
- Design, implement, and maintain integration environments, frameworks, and applications.
- Develop robust software solutions to enhance system interoperability.
- Proactively identify and resolve integration challe
View Job
Systems Integration/Test Engineer
Pretoria: Systems Engineer/ Site Reliability Engineer posted by Hire Resolve
Position: Systems Engineer/ Site Reliability Engineer
Hire Resolves client is seeking a skilled and experienced Systems Engineer/Site Reliability Engineer to join their team in Pretoria, Gauteng. The successful candidate will be re
View Job
Systems Engineer/ Site Reliability Engineer
Johannesburg: SENIOR SOFTWARE/SYSTEMS DEVELOPER posted by ASHTON PERSONNEL
SENIOR SOFTWARE/SYSTEMS DEVELOPER JOHANNESBURG SOUTH AREA. R80 000 per month CTC Sound software development experience, application scoping, tools and library architecture and system integration Data modelling, database design, user interface design, prot
View Job
SENIOR SOFTWARE/SYSTEMS DEVELOPER
Western Cape: Electronic CAD / Cable Harness Technician posted by Milkor Integrated Systems
KEY RESPONSIBILITIES
- Creating and maintaining component footprints and libraries accurately on ALTIUM, adhering to IPC standards and Milkor Standards.
- Creating Loom Libraries in Capital Essentials&nbs
View Job
Electronic CAD / Cable Harness Technician
Johannesburg: Senior Business / Systems Analyst – R800K – R400K posted by Hire Resolve
Hire Resolve's Client is looking for a talented and experienced Senior Business / Systems Analyst to join. We specialise in matching qualified professionals with top-notch companies across various industries. As a Senior Business / Systems Analyst, you wi
View Job
Senior Business / Systems Analyst – R800K – R400K
Stellenbosch: Systems Integration/Test Engineer
Job Overview: Design, implement, and maintain integration environments, frameworks, and applications. Develop robust software solutions to enhance system interoperability. Proactively identify and resolve integration challenges to optimize performance. Co
View Job
Systems Integration/Test Engineer
Western Cape: Junior/Assistant Aviation Safety Officer posted by Milkor Integrated Systems
KEY RESPONSIBILITIES
- Identify and Report Safety Risks:
- Detect and report safety risks for timely resolution by relevant mustering's.
- Promote Aviation Sa
View Job
Junior/Assistant Aviation Safety Officer
Sandton: Snr Business/Systems Analyst posted by CF & I Consulting
Primary Duties and Responsibilities:
The Senior Business Analyst fulfils a critical role in terms of analysis to improve systems. The role entails analysing and compiling system requirements and addressing any relevant pro
View Job
Snr Business/Systems Analyst
Nelspruit: Onsite AV Systems Specialist (Nelspruit /Mbombela) posted by AtripleA recruitment & temps
Job Purpose:
The Onsite ICT Systems Specialist will be responsible for supporting the clients ICT infrastructure transition, ensuring system efficiency, knowledge transfer, risk mitigation, warranty preservation, and handling specialized tasks as o
View Job
Onsite AV Systems Specialist (Nelspruit /Mbombela)
Johannesburg: IT Systems Manager: Africa / Middle East posted by Rhenus Logistics
Main Purpose:
To manage the IT functions on a day-to-day operational basis.
- Lead and manage the IT department, providing guidance and technical support to team members.
- Develop and implement I
View Job
IT Systems Manager
Cape Town: Mechanical/Electrical Specialist (Engines, Governors, Vessel Control Systems) posted by Southey Contracting Offshore Division
Location: Offshore (Rotations between offshore sites and home)
Rotations: 3 months away, 2 weeks at home.
Job Purpose:
We are seeking a skilled Mechanical and Electrical Engineer with 5
View Job
Mechanical/Electrical Specialist (Engines, Governors, Vessel Control Systems)
South Africa: Intermediate C# Systems Developer With Xamarin /Maui (Bellville Cape Town (Hybrid) – R1.08Mil Per Annum
One of South Africa````s leading beverage companies is on the hunt for a highly skilled Intermediate C# Systems Developer with experience in Xamarin or MAUI to join their amazing team of developers. You Will be joining a company rooted in South Africa, co
View Job
Intermediate C# Systems Developer With Xamarin /Maui (Bellville Cape Town (Hybrid) – R1.08Mil Per Annum
Welkom: Mechanical Foreman/ Maintenance Engineer – Underground Hydraulic Drilling Systems
A leading engineering solutions provider, specialising in the design, manufacture, supply, and servicing of high-performance hydraulic mining systems is seeking a hands-on Mechanical Foreman/ Maintenance Engineer . Based at a mine site in Welkom , this ro
View Job
Mechanical Foreman/ Maintenance Engineer – Underground Hydraulic Drilling Systems
Bellville: Business/Systems Analyst
Systems Analyst Agent R17500.00 basic Bellville Functional Duties and Responsibilities Provide responsive and courteous technical and system support to end-users via various channels, including phone, email, chat, or in-person Efficient issue and problem
View Job
Business/Systems Analyst
Johannesburg: Systems / Networks Administrator (Ops Specialist) posted by Hire Resolve
Hire Resolve's client is looking for a highly skilled and experienced Senior Systems/Network Administrator to join
their team in Centurion, EC. The ideal candidate will have extensive hands-on experience with both Linux and
Windows environments
View Job
Systems / Networks Administrator (Ops Specialist)
Kuils River: Senior Business / Systems Analyst (Ch1126)
Our client, in the credit industry, has an opening for a Senior Business / Systems Analyst to join their Communication Technology team. Are you a technically minded problem-solver who thrives on making customer interactions smarter, faster, and more effic
View Job
Senior Business / Systems Analyst (Ch1126)
Randburg: It/Systems/Software Developer
Minimum requirements: Develop and maintain bespoke systems using Zoho and Dwelent code. Improve existing systems and enhance architectural functionality to optimize performance. Create new functions and integrations to meet evolving business requirements.
View Job
It/Systems/Software Developer