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Senior specialist DWDM & sec engineer

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Vodafone

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Location:
South Africa , Johannesburg

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Category:
IT - Administration

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

To Plan, Build, Operate and Optimize the Vodacom DWDM & OTN Network Nationally. DWDM Infrastructure planning, costing and deployment. DWDM and OTN Services planning, costing, configuration and record keeping. To assist with network modelling. To report and audit the Fibre and DWDM Network and Services periodically. To assess security vulnerabilities, address risks and maintain controls across the entire transmission network.

Job Responsibility:

  • Plan, Build, Operate and Optimize the Vodacom DWDM & OTN Network Nationally
  • Ensure alignment with Vodafone’s technology strategy, policies and objectives
  • Develop an Infrastructure and Services planning DWDM and OTN guidelines
  • Evaluate and implement new DWDM & OTN technologies
  • Define and manage technology roadmaps in the field of DWDM & OTN
  • Perform comprehensive lab tests on new equipment with the associated field trials where required and produce detailed reports, results and recommendations with the rest of the team
  • Conduct research on strategic trends and new technologies in the field of DWDM & OTN with the aim of developing roadmaps and benchmarks against world best practices
  • Ensure alignment between supplier roadmaps and Vodacom requirements
  • Arrange periodic meetings with suppliers to obtain the latest product updates and trends in the field of DWDM & OTN
  • Ensure alignment between Transmission and the Technology Group strategy based on broader objectives defined within the company strategy
  • Manage supplier relationships associated with Technology Governance
  • Manage relationships with other technology departments within Vodacom and Vodafone
  • Set quality standards and procedures against world best practice benchmarks and the management of these processes
  • Compile strategic and operational documentation in relation to the field of DWDM & OTN that will inform planning internal planning guidelines and masterplans
  • Make key technical recommendations to management on technology trends and evolving network architectures in the field of DWDM & OTN
  • Identify key areas in terms of technology and network evolution in the field of DWDM & OTN and communicate to all relevant stakeholders
  • Identify risk areas in terms of network capacity and performance and communicate to all stakeholders
  • Provide support on due diligence investigations on behalf of the Transmission department
  • Perform cost-benefit analysis associated with specific technical scenarios and trials under consideration
  • Develop business cases and business models where required that support business imperatives such as operational efficiencies in terms of CAPEX and OPEX spend
  • Present to internal and external technology forum
  • Compile the HLD and LLD for the transmission network
  • Engage with Assurance, Regional Operations and NMG Network Performance teams to understand and address network concerns
  • Provide inputs to the CAPEX budget formulation
  • Provide inputs to the OPEX budget formulation
  • Cost efficiency – investigate ways to reduce costs

Requirements:

  • Matric/Grade 12 (or SAQA accredited equivalent)
  • A 4 year engineering degree/BSC degree (Essential)
  • CompTIA Security+ certification (Essential)
  • Certification in Advanced Optical Network Design (Essential)
  • Minimum 10 years’ experience in the Telecommunications Transmission industry
  • DWDM & OTN technologies
  • Security
  • The ability to lead and operate within a team structure
  • Formulating Strategies and Concepts
  • Strategic level problem solving skills
  • Strong interpersonal skills to function at all levels in the organisation
  • Advanced level technical writing skills
  • The ability to manage stress for prolonged periods
  • The ability to focus on detail
  • Facilitation skills
  • Creating and Innovating
  • Planning and Organising
  • Deciding and Initiating Action
  • Persuading and Influencing
  • Analysing
  • Delivering Results and Meeting Customer Expectations
  • Telecommunication industry
  • Project management
  • Business Process
  • Leadership Skills
  • Computer Literacy
What we offer:
  • Enticing incentive programs and competitive benefit packages
  • Retirement funds, risk benefits, and medical aid benefits
  • Cell phone and data benefits, advantages fibre connection discounts, and exclusive staff discounts offered in collaboration with partner companies

Additional Information:

Job Posted:
January 29, 2026

Expiration:
February 04, 2026

Employment Type:
Fulltime
Work Type:
On-site work
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