Menu Close

Sandton: Session Border Controller (12 month contract)

Sandton: Session Border Controller (12 month contract)

Posted on 2025-06-14 00:00:00

Job Summary

Location: Sandton, Johannesburg Requirements: Minimum 10 years experience Expertise in quality of service (QoS), traffic shaping, and SIP trunking Understanding of network infrastructure, including IP routing, firewalls, and load balancers Experience with network tools for monitoring and troubleshooting (Wireshark etc.) Familiarity with SBC vendors such as Cisco, Oracle, AudioCodes, Ribbon Communications, or Acme Packet Knowledge of security protocols (TLS, SRTP, IPsec, etc.) Proficiency in VoIP protocols (SIP, RTP, etc.) and SBC-specific technologies Responsibilities: Configuration and Deployment Install, configure, and deploy SBCs in VoIP and UC environments Ensure that the SBC is properly integrated with the existing network infrastructure, including SIP servers, gateways, firewalls, and other telecom equipment Apply necessary software patches, updates, and license management to keep the SBC secure and functional. Security Management Ensure secure communication by enabling encryption protocols such as TLS for signaling and SRTP for media streams. Configure firewall traversal mechanisms Implement security policies that protect against attacks like DoS and DDoS and ensure session integrity Implement access control policies to prevent unauthorized access to the network and its services Quality of Service (QoS) and Traffic Management Configure the SBC to manage and optimise traffic flows, ensuring that voice and video quality meet expected standards Implement load balancing across multiple servers or SBCs to prevent network congestion and maintain service reliability Ensure effective routing of calls across various networks (e.g., internal VoIP networks, external carriers, etc.), optimising for both quality and cost Troubleshooting and Support Diagnose and resolve issues related to call failures, quality degradation (jitter, packet loss, latency), and connectivity problems Utilise SBC logging and monitoring tools to trace and analyse call signaling and media flows, identifying bottlenecks or security threats Continuously monitor SBC performance, ensuring that thresholds for critical parameters (like CPU, memory, and traffic load) are not exceeded Interoperability Testing: Ensure that the SBC interoperates correctly with various equipment from different vendors, such as SIP servers, gateways, and PBXs Test and validate support for various protocols and codecs (SIP, H.323, WebRTC, etc.), ensuring compatibility and optimal performance Documentation and Compliance: -Maintain accurate records of SBC configurations, network topology, troubleshooting steps, and changes made to the system Ensure that SBC configurations adhere to industry standards, security policies, and regulatory requirements Collaboration and Knowledge Sharing: Work closely with network and firewall engineers, system administrators, and telecom teams to ensure the SBC is aligned with the overall network design How to apply:

View Job  Sandton: Business Development Specialist: Electrical posted by Hire Resolve

Click Go Apply to apply online!


Get Similar Job Alerts
Enter your WhatsApp number (e.g., +27740908132)
You'll receive alerts for new jobs in Sandton, North Johannesburg

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


Sandton: Skilled Carpenters posted by THE NEW DIMENSION GROUP

Company based in Johannesburg within the shopfitting and manufacturing industry, is looking for skilled carpenters. Candidates must have - Minimum...


View Job
Skilled Carpenters

Sandton: Warehouse Supervisor/ Buyer posted by Linvar

We are currently seeking a Warehouse SupervisorBuyer for our PE branch.The individual will have the following responsibilities Buying Expediting Invoicing...


View Job
Warehouse Supervisor/ Buyer

Sandton: HR Superintendent (DL) posted by Limpopo Career Consortium (Limcaco)

Job Requirements HR degree or diploma or equivalent qualification. Postgraduate Degree or Diploma advantageous. 5 to 8 years HR generalist experience....


View Job
HR Superintendent (DL)

Sandton: DATA CENTER OFFICER – OPERATOR / DRAW (SANDTON) posted by MPRTC Recruitment

RequirementsDiploma or degree in IT, Business Management, or a related field NQF Level 7.Technical certifications such as A, N, COMPTIA, or similar.At least...


View Job
DATA CENTER OFFICER – OPERATOR / DRAW (SANDTON)

Sandton: SERVICE TECHNICIAN – HVAC (SANDTON, JOHANNESBURG) posted by MPRTC Recruitment

EssentialMatric and a Trade Certificate Electrician.At least 5 yearsrsquo experience in a service technician role, with strong fault-finding, wiring, and...


View Job
SERVICE TECHNICIAN – HVAC (SANDTON, JOHANNESBURG)

Sandton: SALES ENGINEER – HVAC (SANDTON, JOHANNESBURG) posted by MPRTC Recruitment

RequirementsMatric and a National Higher Diploma NHD in Mechanical Engineering.Minimum 5 years experience in a Sales Engineer or similar technical sales...

View Job  Johannesburg: Senior UI Angular Developer – Sandton – R720 PH

View Job
SALES ENGINEER – HVAC (SANDTON, JOHANNESBURG)

Sandton: PROJECT SUPERVISOR – HVAC (SANDTON, JOHANNESBURG) posted by MPRTC Recruitment

Candidate RequirementsMinimum of 3 yearsrsquo experience in a project supervision role.Matric qualification.Code 08 driverrsquos license.Strong working...


View Job
PROJECT SUPERVISOR – HVAC (SANDTON, JOHANNESBURG)

Sandton: Junior Structural Engineer posted by Hire Resolve

Hire Resolves client is looking for a Junior Structural Engineer to join their team in Sandton. The company focus on Industrial environments mining,...


View Job
Junior Structural Engineer

Sandton: CNC Press Brake Operator / Bending Operator – Urgently needed posted by Crest Information Systems cc

We are a well-established sheet metal design and manufacturing company seeking a skilled CNC Press Brake Operator to join our team in Wynberg, Sandton.Key...


View Job
CNC Press Brake Operator / Bending Operator – Urgently needed

Sandton: Account Executive – Direct Sales (JB5358) posted by Kontak Recruitment

Account Executive Direct Sales JB5358Sandton, JohannesburgR25 000 - R30 000 CTC per monthPermanentManage a portfolio of direct advertisers while actively...


View Job
Account Executive – Direct Sales (JB5358)

Sandton: Workshop Administrator & Buyer (Truck & Bakkie), posted by Recruitment Web South Africa

Workshop Administrator amp Buyer Truck amp Bakkie, Sandton, R15 20 ctc negParts Buying Manage the procurement of truck and bakkie parts, ensuring the...


View Job
Workshop Administrator & Buyer (Truck & Bakkie),

Sandton: Snr Fleet Controller ( Transport/Logistics), posted by Recruitment Web South Africa

Snr Fleet Controller TransportLogistics, Sandton, Rneg benLogistics or transport qualification e.g., Transport Management CPC, Fleet Management...


View Job
Snr Fleet Controller ( Transport/Logistics),

Sandton: Qualified Commercial Vehicle Taillift Technician – Sandton, Gauteng posted by Select Motor Recruitment

DutiesPerform installation, repair, and maintenance on taillift systems hydraulic, electric, and mechanicalTroubleshoot and diagnose issues with taillifts,...


View Job
Qualified Commercial Vehicle Taillift Technician – Sandton, Gauteng

Sandton: Commercial Vehicle Senior Fleet Controller – Sandton, Gauteng posted by Select Motor Recruitment

DutiesManage the day-to-day operations of a large and diverse fleetCoordinate vehicle dispatch, scheduling, and routing to ensure efficiency and...


View Job
Commercial Vehicle Senior Fleet Controller – Sandton, Gauteng

Sandton: New Vehicle Sales Executive posted by Intercon Recruitment

New Vehicle Sales ExecutiveLocation Sandton, JohannesburgIndustry AutomotiveDealership in Sandton is on the hunt for driven and experienced New Vehicle...


View Job
New Vehicle Sales Executive

Sandton: Commercial Vehicle Workshop Parts Buyer – Sandton, Gauteng posted by Select Motor Recruitment

DutiesParts Buying Manage the procurement of truck and bakkie parts, ensuring the correct parts are ordered in a timely manner and communicate with parts...

View Job  Sandton: Senior Business Intelligence Analyst posted by Rad Resources

View Job
Commercial Vehicle Workshop Parts Buyer – Sandton, Gauteng

Sandton: Qualified Commercial Vehicle Diesel Technician – Sandton, Gauteng posted by Select Motor Recruitment

DutiesPerform diagnostic, repair, and maintenance services on diesel engines and related componentsConduct routine inspections of vehicles and machinery to...


View Job
Qualified Commercial Vehicle Diesel Technician – Sandton, Gauteng

Johannesburg: Chartered Accountant – Based in Sandton posted by DGC Workforce Solutions

- Support commercial Financial procurement functions- Oversee improve vendor management processes-Ensure effective risk management regulatory...


View Job
Chartered Accountant – Based in Sandton

Sandton: Trade Tested Refrigeration Technician (Refrigeration Truck Systems) posted by Recruitment Web South Africa

Trade Tested Refrigeration Technician Refrigeration Truck Systems, Sandton, Rneg ben.Trade Test Refrigeration Qualification5 years exp on Refrigerated...


View Job
Trade Tested Refrigeration Technician (Refrigeration Truck Systems)

Sandton: Facility Manager (JB5341) posted by Kontak Recruitment

Facility Manager JB5341Sandton, Johannesburg R45,000 R50,000 CTC per monthPermanent Are you a strategic thinker who also thrives on operational control?...


View Job
Facility Manager (JB5341)

Sandton: Service Advisor – Great Opportunity! posted by Protea Placements

Service AdvisorR16 000 R20 000 depending on experience IncentivesBramley, GPAward Winning Dealership requires an energetic candidate with a minimum of 3yrs...


View Job
Service Advisor – Great Opportunity!

Sandton: Telesales and Client Liaison posted by Innovation Media

Were Hiring Telesales RepresentativeAre you a motivated, energetic, and vibrant individual who thrives on connecting with people? Join our growing team at...


View Job
Telesales and Client Liaison

Sandton: Procurement Buyer posted by FROGG Recruitment

Procurement Buyer Fourways Sandton Our importer exporter client is looking for a Procurement Buyer a combined role with 5 years experienceSalary negotiable...


View Job
Procurement Buyer

Sandton: Qualified Motor Vehicle Technician posted by The Talent Room

Our client, a reputable motor dealership based in Johannesburg North, is seeking to appoint a qualified Motor Vehicle Technician. The ideal candidate must...


View Job
Qualified Motor Vehicle Technician

Sandton: Refrigeration Technician (Reefer Trucks) – Sandton posted by Select Motor Recruitment

DutiesConduct diagnostics, repairs, and preventative maintenance on refrigerated truck unitsIdentify and resolve refrigeration system faults...


View Job
Refrigeration Technician (Reefer Trucks) – Sandton

Share this to someone who needs a job:
Posted in Jobs in North Johannesburg, Jobs in Sandton

More Jobs in Your Area