Blockchain Infrastructure Specialist

1 day ago

Roodepoort, Gauteng, South Africa Kontak Recruitment Full time

**Company Overview**

Kontak Recruitment is a leading recruitment agency that connects talented professionals with exciting career opportunities. Our mission is to provide exceptional service and support to our clients and candidates, helping them achieve their goals in the digital finance industry.

**Job Summary**

We are seeking an experienced Blockchain Systems Administrator to join our team. The successful candidate will be responsible for managing and optimizing critical blockchain infrastructure, including blockchain nodes, Linux and Windows systems, and complex network configurations. If you have a passion for cryptocurrencies and blockchain technology, we encourage you to apply.

**Key Responsibilities**

  • Manage and secure Debian-based Linux and Windows systems to ensure top-notch performance and reliability.
  • Build, maintain, and optimize clusters of blockchain daemons and consensus nodes with a focus on scalability and redundancy, utilizing containerized and virtualized environments.
  • Oversee and manage SDWAN, VLAN, LAN, and firewall configurations to maintain a robust and secure network infrastructure.
  • Implement and maintain monitoring tools like Grafana and Prometheus to ensure the stability and optimal performance of blockchain infrastructure.

**Requirements**

  • A strong passion for cryptocurrencies and the underlying blockchain technology.
  • Proven hands-on practical experience with self-hosted infrastructure is more valuable than formal qualifications.
  • Extensive experience running Docker containers in a production environment.
  • Ability to rapidly learn and adapt to new technologies in the fast-evolving cryptocurrency space.
  • Advanced understanding of security principles and best practices, particularly in blockchain environments.
  • Experience interacting with blockchain nodes like Bitcoin and Ethereum is a significant advantage.
  • Proficiency in BASH scripting is required.

**What We Offer**

  • R50 - 70 000 per month, CTC Permanent.
  • Continuous learning and development opportunities in the fast-evolving world of blockchain and cryptocurrency.
  • The chance to work with cutting-edge blockchain technology and advanced systems.

  • Information Technology Support Specialist

    1 month ago

    Roodepoort, Gauteng, South Africa Placement Point Full time

    We are seeking an experienced IT Technician / Engineer to join our team at Placement Point, a dynamic company based in Constantia Park. As an IT Technician, you will be responsible for providing advanced Microsoft 365 security and firewalls solutions, PABX biometrics, CCTV systems, and other technical support.About the RoleThis is an exciting opportunity for...

  • Blockchain Systems Administrator

    3 hours ago

    Roodepoort, South Africa Kontak Recruitment Full time

    Blockchain Systems Administrator (JB4955) Roodepoort, Johannesburg R50 - 70 000 per month, CTC Permanent Join a leading cryptocurrency business and play a key role in the digital finance revolution by working with cutting-edge blockchain technology and advanced systems. You'll benefit from continuous learning and development opportunities in the...

  • Technical Specialist Ii

    2 weeks ago

    Roodepoort, South Africa Clicks Group Limited Full time

    **Position Summary**: **Industry**:Pharmaceutical Sector - **Job category**:FMCG, Retail, Wholesale and Supply Chain**Location**:Roodepoort - **Contract**:Permanent**EE position**:Yes**Brand**:Clicks Group**Introduction**: We are looking to recruit for a permanent Technical Specialist II to work for United Pharmaceutical Distributors (UPD). The role will be...

  • Network Specialist

    6 months ago

    Roodepoort, South Africa Clover Recruitment Full time

    **Job Advert Summary**: Clover is looking for a Network Specialist to ensure operational status of Clover IT Wide Area Network, Local Area Network Wi-Fi infrastructure and Internet Services. Interact with external vendors to resolve technical and performance issues. Maintain documentation. **Minimum Requirements**: - Grade 12 or equivalent NQF4 - Business...

  • Senior Specialist

    7 months ago

    Roodepoort, South Africa MTN Full time

    **JOB PROFILE **Title of job**:Senior Specialist: Billing Assurance N **umber of subordinates**: 0 **SUPERSONIC Job Level**: 3 **Location of the job**: Innovation Centre - Phase 1 **Solid Reporting Line**:CFO **Reporting Line**:CFO **Mission/ **Core purpose of the Job **1. Mission/ **Core purpose of the Job** - To improve revenues and profitability...

  • Senior Specialist

    1 day ago

    Roodepoort, South Africa MTN Nigeria Full time

    1. **Mission/ Core purpose of the Job** - To improve revenues and profitability through the complete assurance of the billing and revenue cycles - To minimize leakage (incidence of underbilling) - To implement the operations infrastructure for the performance of Billing Assurance controls within Supersonic - To manage the performance of the control...

  • IT Manager, Group Networks and Communications

    3 months ago

    Roodepoort, South Africa Fidelity Services Group Full time

    **Job Title: IT Manager, Group Networks and Communications** **Location: Helderkruin** **Job Purpose**: As the Manager of Group Networks and Communications, you will be responsible for overseeing the design, implementation, and maintenance of the FSG network infrastructure and communication systems. The role will be pivotal in ensuring seamless...

  • Financial Advisors

    1 week ago

    Roodepoort, South Africa Micah Govender Developments Full time

    **Company offers the following**: - Provision of office space and full infrastructure for financial planners - Full suite of administration services, i.e. new business finalisation, client services and client retention mechanisms - Access to business coaching and client advice support - Assistance with practice management - Training support, i.e. technical...

  • Microsoft Azure Ai Specialist

    4 months ago

    Roodepoort, South Africa iOCO Full time

    JOBNUMBER **iOCO03294** - CONTRACT TYPE **Permanent** - CONTRACT TYPE: **OnSite** **The Role**: **Skills and Experience**: **What you’ll do**: - **Solution Design and Architecture**: - Design and architect AI/ML solutions using Azure services (Azure Machine Learning, Cognitive Services, Bot Services, etc.). - Collaborate with stakeholders to gather...