Onsite Senior Systems Support Engineer

Gravit8 Information Technology; Somerset West; On-site; ZAR 420,000 - 560,000; Full time

Benefits offered by this job

Opportunity for career growth

Diverse and dynamic team environment

Job summary

A dynamic tech company located in Somerset West is seeking a Senior Support Engineer to provide exceptional IT support to clients. The role requires hands-on experience with Windows Server administration, high availability, and disaster recovery solutions. Candidates must demonstrate strong documentation and project management skills. This position involves working onsite five days a week, contributing to a supportive team environment that values technical growth and customer service excellence.

Qualifications

• Strong Windows Server and workstation administration experience.
• Experience with High Availability and Disaster Recovery environments.
• Experience supporting ISO compliance and audit processes.
• Strong documentation, reporting, and project management skills.
• Experience in managing network infrastructure including VLANs, switches, and firewalls.

Responsibilities

• Provide day-to-day IT support across the organization.
• Administer and maintain Linux and Windows servers.
• Configure and manage network infrastructure.
• Manage HA systems and disaster recovery plans.
• Prepare and present IT performance and compliance reports.

Skills

Windows Server Administration

High Availability Management

Disaster Recovery

Networking and Security

Documentation

Project Management

Education

Bachelor's degree in IT

Tools

pfSense

UniFi

Acronis

OpenVPN

Job description

Support Engineer – Senior Technical Support

Location: Somerset West, CT (South Africa-based) | Salary: Negotiable, based on experience

Are you the go-to person for solving tech problems? Do you enjoy working with people and making a real difference in their day by resolving issues efficiently and professionally?

Gravi8 is looking for a confident, motivated, and tech-savvy Senior Support Engineer to join our dynamic support team. If you’re eager to expand your IT knowledge, thrive in a fast-paced environment, and enjoy collaborating with others, this could be your next great career move.

This role is for an onsite Senior Support Engineer based onsite at the Clients premises 5 days a week. (Monday -Friday)

What You’ll Do

As a Support Technician at Gravi8, you'll play a key role in delivering exceptional IT support to our clients. Your responsibilities will include:

Key Responsibilities

• IT Operations & Support: Provide day‑to‑day IT support across the organization. Ensure timely resolution of incidents and service requests. Maintain system uptime, performance, and reliability. Provide after‑hours support in the event of critical outages or failures.
• Infrastructure & Systems Administration: Administer and maintain Linux servers. Perform system hardening, patch management, and performance monitoring. Troubleshoot system and service‑related issues. Manage Windows Servers and workstations. Oversee Active Directory, Group Policies, and user management. Ensure server and endpoint security compliance. Manage devices, compliance policies, and application deployments. Enforce endpoint configuration standards and security baselines.
• Networking & Security Infrastructure: Configure and manage network infrastructure, including VLAN segmentation. Administer and maintain pfSense firewalls (Firewall rule configuration & policy enforcement, NAT, routing, traffic management, VPN configuration & maintenance, IDS/IPS and security monitoring, high‑availability firewall configurations). Manage OpenSSL‑based VPN infrastructure. Support and maintain NetBoot environments. Administer UniFi networking systems (switches, access points, controllers). Ensure secure, stable, and high‑performing network connectivity.
• High Availability & Disaster Recovery: Manage HA systems and failover configurations. Design, execute, and document DR testing. Ensure business continuity measures are tested and validated. Maintain DR documentation in line with compliance standards.
• Compliance & Certification Management: Maintain ISO AS900 certification requirements. Ensure CE+ certification compliance. Prepare for and support quarterly and bi‑annual audits. Maintain regulatory and technical compliance documentation. Implement and monitor IT governance and security controls.
• Reporting & Documentation: Prepare and present monthly IT performance and compliance reports to management. Maintain detailed infrastructure, network, and security documentation. Track risk, incidents, remediation efforts, and system metrics.
• Procurement & Asset Management: Create and manage purchase orders for software, licensing, and infrastructure. Manage vendor relationships and renewal cycles. Track licensing compliance and asset lifecycle management.
• Project Management: Lead infrastructure upgrades and network rollouts. Plan and implement system migrations and improvements. Manage project timelines, risk mitigation, and stakeholder communication.
• Security & Patch Management: Ensure timely application of security patches and updates across servers, endpoints, and network devices. Maintain vulnerability remediation processes. Enforce security best practices and compliance standards.

Required Skills & Experience

• Strong Windows Server and workstation administration experience.
• Experience with High Availability and Disaster Recovery environments.
• Experience supporting ISO compliance and audit processes.
• Familiarity with CE+ certification requirements.
• Strong documentation, reporting, and project management skills.
• Afterhours duty only on the basis if and when required but this will be arranged beforehand.
• Networking and Security (Configure and manage network infrastructure including VLANs, switches, routing, firewalls, policies etc.)
• System and Hardware Management (Spec, build, configure, administer and maintain server hardware, both Linux and Windows)
• Software and Licensing (Manage and automate software installations, renewals, licensing compliance, updates, security, etc.)
• Backup and Disaster Recovery (Manage and monitor Acronis, perform backup scheduling and reporting, continuous improvement etc.)
• User and Access management (Set up and manage user accounts, permissions, access policies, groups, etc.)Compliance and governance (Draft, review and enforce IT Policies, procedures and documentation. Ensure CE+ compliance, etc.)

Must Have

• Clean criminal record – This will be checked.

Who You Are

• Customer-focused with a passion for helping others
• Strong communicator—both verbal and written
• Excellent time management and organizational skills
• Proactive, self‑motivated, and eager to learn
• Detail-oriented with strong memory recall
• Collaborative mindset, ready to both teach and be taught
• Able to manage multiple priorities and adapt quickly to new tools and technologies
• Phenomenal admin skills

What to Expect

• Responding to and managing support tickets
• Keeping clients updated and setting realistic expectations
• Documenting ticket progress and final resolutions clearly
• Liaising with vendors and escalation teams as needed
• Staying up to date with emerging technologies
• Recommending improvements to enhance the client experience

Why Join Us?

You’ll be part of a dynamic, hands‑on team where no two days are the same. You’ll have the opportunity to work on interesting projects, develop your technical skills, and grow your career in a supportive environment.