windows system administrator jobs in Roodepoort, Gauteng

Job Title: Senior Windows Server / Systems Administrator Experience Required: 7+ years Role Overview We are seeking an experienced and highly skilled Windows Server / Systems Administrator to manage, maintain, and optimize enterprise Windows-based infrastructure. The ideal candidate will have strong hands-on experience with Windows Server environments, Active Directory, virtualization, and...

We're looking for a Senior Remote Systems Engineer to help elevate the quality, speed, and capacity of our growing US based client. This role blends independent project execution with collaborative support during peak U.S. morning hours. You'll have the flexibility to work autonomously for most of your day, followed by a few key hours aligned with our U.S. team to handle high-priority issues and...

You could be the one who changes everything for our 28 million members by using technology to improve health outcomes around the world. As a diversified, national organization, Centene's technology professionals have access to competitive benefits including a fresh perspective on workplace flexibility. Position Purpose: Oversees the planning, design and implementation of system engineering...

Requirements:- Bachelor's degree in Computer Science, Information Security, or related field- At least 5 years of experience in IT security, with a focus on Windows server security- Knowledge of Windows server operating systems, Active Directory, and Group Policy- Experience with security technologies such as firewalls, intrusion detection and prevention systems, and anti-malware software-...

Plan and Set Up Systems Infrastructure - Implement validated patches and updates - Configure web service platforms - Implement VMs according to business/product requirements - Define and allocate IP addresses - Plan and report on VM host capacity - Diagnose system faults Maintain High Availability of Systems Infrastructure - Identify system evolution and improvement requirements - Identify,...

My client is searching for a Senior Network & Systems Administrator to take the lead on configuring, maintaining, securing, and optimizing network infrastructure across multiple environments. The role focuses on uptime, performance, security, and high‑level troubleshooting, while supporting hybrid infrastructures, cloud connectivity, virtualization environments, and enterprise‑scale networking....

Key Performance Areas - Plan and set up systems infrastructure - Maintain high availability of systems infrastructure - Maintain continuous professional development on systems administration - Perform general administrative duties - Conduct Extraneous-to-IT Activities 3. Key Tasks (By KPA for clarity) Plan and set up systems infrastructure - Implement validated patches and updates - Configure web...

A System Administrator is required to configure, maintain, and administer all systems-related technology and infrastructure within enterprise branches and multiple data centres, East Rand Plan and Set Up Systems Infrastructure - Implement validated patches and updates - Configure web service platforms - Implement VMs according to business/product requirements - Define and allocate IP...

Senior Network & Systems Administrator MID616 Location: Johannesburg South Employment Type: Permanent A large multi-site group is seeking an experienced Senior Network & Systems Administrator to manage, secure and optimise enterprise network and server environments. Key Responsibilities - Manage LAN, WAN, VPN, VLAN, Wi-Fi and Internet connectivity across multiple sites - Configure and...

Location: Hybrid (Bedfordview) Employment Type: Full-Time Industry: IT Infrastructure | Financial Services | Insurance WatersEdge Solutions is partnering with an established financial services business to recruit a highly skilled and proactive Senior Systems Administrator. This is a hands-on, critical infrastructure role responsible for the security, reliability, and performance of all IT...

Job Description We have an amazing opportunity for a System Administrator in Johannesburg We require a candidate with: •3+ years’ experience in a similar role •Two or more of the following certifications: VCP6, MCSE: Server Infrastructure, MCSA: Windows. •Experience working with Information Security (ISO27001) •Familiarity with working in accordance with PCI DSS would be an advantage

Job Description Hello Future System Administrator Welcome to FNB, the home of the #changeables. We design for the shapeshifters and deliver products and services that make us incredibly proud of people that make it happen. As part of our talent team, you will be surrounded by unique talents, diverse minds, and an adaptable environment that lives up to the promise of staying curious. Now's the...

About Circle Tel SA Circle Tel SA is a dynamic, agile IT ManagedService Provider and Digital Solutions provider based in Rivonia, Johannesburg.We deliver comprehensive technology solutions to network operators, ISPs,property owners, and enterprises across South Africa. Our expertise spansmanaged IT services, cloud solutions, cybersecurity, network infrastructure,and digital transformation. At...

BBD is an international software firm that solves real-world problems with innovative solutions and modern technology stacks. Our experience spans the education, financial services, gaming, insurance, telecoms and public sectors. We maintain our track record by using our vast business domain knowledge and world-class skills to successfully deliver digital solutions into client organisations. The...

Engineering Systems Administrator Job Objective: - To maintain and implement the company preferred engineering systems and workflows. Key Accountabilities & Responsibilities: - Troubleshoot database errors and advise on appropriate resolution steps. - Develop, implement and maintain system standards and libraries in conjunction with other system administrators. - Ensure optimal configuration...

Position Description and Expectations Every member of the WeloveIT Team is expected to uphold and embody the Core Values of our Organization: Transparency, Value Add, Fair Partnership and Quality. In order to be successful within our Team, you must exhibit the following qualities: Customer Care, Ubuntu, Innovative Problem Solving, Accountability and Attitude. You will see these values weaved...

Argility Technology Group (ATG) is a group of South African technology businesses who utilise software and technology to digitise processes, improve efficiencies and create a competitive edge for our customers and partners. We are software specialists who solve complex business problems by supplying and supporting various software solutions such as big data analytics, IoT asset management, retail...

Overall Job Purpose:This is for a position that is a natural technical progression from the Senior ICT Support role. It is a role with additional responsibility whereby national oversight of a technical nature is required for one or more brands. Responsible for administration, the co-ordination, configuration, installation, documentation and management of ADvTECH IT architectures and related...

Date:4 Sept 2025 Location: Emperors Palace, ZA Company:Peermont Global (Pty) Ltd Job Purpose Qualifications- Matric- ITIL V4- VMware Certified Professional (VCP)- Microsoft Certified: Azure Architect Expert- Veeam certifications- Pure storage and Dell certifications (advantageous)- Cloudflare Minimum Requirements- 6 years of experience in IT system administration roles- In-depth knowledge...

We're looking for a Senior Remote Systems Engineer to help elevate the quality, speed, and capacity of our growing US based client. This role blends independent project execution with collaborative support during peak U.S. morning hours. You'll have the flexibility to work autonomously for most of your day, followed by a few key hours aligned with our U.S. team to handle high-priority issues and...