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Job Description & How to Apply Below
We are an equal opportunities employer and we are committed to ensuring that no applicant or employee receives less favorable treatment on the grounds of gender, age, disability, religion, belief, sexual orientation, marital status, or race, or is disadvantaged by conditions or requirements which cannot be shown.
The job is conducted in line with our Core Values which are:
Patient Focus, Integrity, Innovation, Impact and Empathy. Olympus is an equal opportunities employer championing a culture of equality, diversity and inclusion embedded throughout the organization and workforce.
Job Summary
The IT Senior IT Specialist Voice Services is responsible for leading global voice communication projects and serving as the technical subject matter expert (SME) for voice technologies. This includes designing and delivering modernization initiatives, migrations, and upgrades, ensuring adherence to standards, security, and compliance.
As a technical SME, this role provides deep expertise in VoIP, PBX, SIP trunking, and Unified Communications platforms, guiding architecture decisions and ensuring successful project outcomes. The specialist collaborates with internal teams, vendors, and stakeholders to deliver high-quality, future-ready voice solutions aligned with organizational goals.
Key Responsibilities
Lead end-to-end delivery of voice-related projects (planning, design, implementation, testing, and transition).
Act as the technical SME for voice technologies, providing guidance on architecture, design, and best practices.
Develop migration strategies for legacy PBX systems to cloud-based platforms (e.g., Microsoft Teams Phone System).
Ensure projects meet timelines, budgets, and quality standards while adhering to ITIL and governance processes.
Collaborate with internal teams and external vendors to ensure successful project execution and operational readiness.
Drive automation initiatives for provisioning, reporting, and configuration using scripting and APIs.
Conduct post-implementation reviews and embed lessons learned into future projects.
Stakeholders: Service Owners, Service Managers, Process Managers, Provider Managers, Regional Delivery Leads, and external partners.
PRIMARY DUTIES AND RESPONSIBILITIES* (List of 8 – 10 key tasks required of the job which are essential to the performance of this job. LIMIT OF 4,000 CHARACTERS)
Project Delivery & Technical Leadership
Manage enterprise-grade voice transformation projects, including VoIP upgrades, SIP trunking deployments, and Unified Communications rollouts.
Create detailed design documentation (HLD/LLD), implementation plans, and test scripts for voice solutions.
Pilot and validate new technologies (SBCs, cloud voice platforms) before global rollout.
Ensure seamless integration with contact center platforms and compliance systems.
Technical SME Responsibilities
Provide expert-level guidance on VoIP architecture, SIP signaling, RTP media streams, and PBX systems.
Advise on QoS configurations for voice traffic across WAN/SD-WAN networks.
Ensure security compliance (SRTP/TLS encryption) and fraud prevention measures.
Support troubleshooting and root cause analysis for complex voice issues during projects.
Vendor & Stakeholder Management
Coordinate with SIP trunk providers, global carriers, and managed service partners for project deliverables.
Validate redundancy and failover configurations during project deployments.
Conduct technical reviews of vendor deliverables and enforce SLA compliance during projects.
Continuous Improvement & Automation
Drive automation using Power Shell scripts or API integrations for provisioning and reporting.
Analyze voice traffic patterns and CDRs to optimize routing and reduce costs post-project.
Recommend improvements based on lessons learned and emerging technologies.
Financial Management
Prepare project budgets and track costs against approved allocations.
Perform ROI analysis for modernization initiatives and cost optimization strategies.
TECHNICAL COMPETENCIES
COMPETENCIES* (Use this section to list the definitions of any competencies that an employee must demonstrate to be effective in this role. LIMIT OF 4,000 CHARACTERS)
Technical Competencies
Voice Technologies & Protocols: VoIP architecture, SIP signaling, RTP media streams.
PBX Systems: Cisco Unified Communications Manager, Avaya Aura, legacy solutions.
Unified Communications: Microsoft Teams Voice, Zoom Phone.
Network &
Infrastructure: QoS for voice traffic, SBCs for SIP security, TCP/IP, DNS, DHCP.
Security & Compliance: SRTP/TLS encryption, fraud prevention, global telecom regulations.
Automation & Scripting: Power Shell scripting, API integrations for automation.
Cloud & Modernization: Cloud-based voice solutions, migration strategies from PBX to cloud telephony.
Managerial Competencies
Service Management
Strong knowledge of ITIL framework for incident, problem, and change management.
Vendor & Contract Management
Skilled in negotiating carrier agreements and managing global telecom…
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