Unified Communications Engineer (Microsoft Teams Voice)

Hempel (USA), Inc.; España; On-site; EUR 42,000 - 72,000; Full time

Job summary

Hempel is seeking an Unified Communications Engineer to lead the Microsoft Teams Phone platform across global sites. You will plan country rollouts, migrations and platform upgrades while delivering reliable voice services for colleagues worldwide.

The role requires hands-on Teams Phone expertise in complex environments, knowledge of Direct Routing, SBCs and PSTN connectivity, and the ability to work with cross-functional teams in a multinational setting.

Qualifications

• Proven experience in enterprise voice and unified communications with cloud infrastructure.
• Hands-on expertise with Microsoft Teams Phone in a complex enterprise environment.
• Understanding of Direct Routing, SBCs, PSTN connectivity, and telephony governance.

Responsibilities

• Own and enhance the Microsoft Teams Phone platform for global colleagues.
• Manage voice infrastructure, including PSTN, SIP trunks, Direct Routing and SBCs.
• Partner with telecom providers for number provisioning, migrations and telephony services.
• Act as escalation lead for critical voice incidents and drive documentation.
• Ensure governance, compliance and knowledge sharing across IT teams.

Skills

Microsoft Teams Phone

Enterprise voice

Direct Routing

SBCs

PSTN connectivity

SIP trunks

Operator Connect

Dial plans

Voice routing

Global rollout

Tools

Genesys

NICE

Job description

Do You Want to Be Part of a Company Committed to Shaping a Brighter Future for Us All? Are you eager to identify opportunities for improvement, challenge the status quo, and drive meaningful change? If so, we would love to hear from you.

We are looking for a Unified Communications Engineer (Microsoft Teams Voice, to play a key role in Managing, implementing, operating and continuously improving enterprise voice and telephony services, with Microsoft Teams Phone as the strategic platform.

In this exciting position, you will plan and deliver country rollouts, migrations, platform enhancements and service transition activities that help drive efficiency and impact on our communication system.

You will report directly to the Head of Cloud and Infrastructure. Based in Polinyà, Spain, you will collaborate with global stakeholders across Cloud & Infrastructure, Workplace Services, Network Services, Service Desk, Cyber Security, Legal, Privacy and Procurement.

Do You Want to Work in an Environment Where All Voices Are Respected? In this role, you will:

• Own and enhance our Microsoft Teams Phone platform, supporting a modern and reliable communication experience for colleagues across the globe.
• Manage and optimize voice infrastructure, including PSTN connectivity, SIP trunks, Direct Routing, Operator Connect, and SBC environments.
• Partner with telecom providers to oversee number management, migrations, and global telephony services.
• Solve complex technical challenges related to telephony, acting as the expert escalation point for critical voice service incidents.
• Drive governance, compliance, and best practices while creating documentation and empowering IT teams through knowledge sharing and technical guidance.

Do You Dream of Working in a Culture of Inclusion, Transparency, and Support? Here’s what it takes to become our next team member:

• Proven experience in enterprise voice, unified communications, telecommunications, and cloud infrastructure, with a strong track record of delivering and supporting business-critical communication services.
• Hands‑on expertise with Microsoft Teams Phone in a complex enterprise environment, including the design, implementation, and ongoing optimization of modern voice solutions.
• Solid understanding of enterprise telephony technologies, including Direct Routing, Operator Connect, PSTN connectivity, Session Border Controllers (SBCs), dial plans, voice routing, call queues, auto attendants, and emergency calling.
• Experience working with telecom providers and carriers, managing number provisioning, international number porting, service migrations, and supplier relationships across multiple countries.
• Ability to navigate global telephony environments, with an awareness of regional voice regulations, compliance requirements, and operational considerations.
• Familiarity with contact center platforms such as Genesys or NICE is considered an advantage.
• Good understanding of networking fundamentals, including TCP/IP, DNS, DHCP, routing and switching, Quality of Service (QoS), firewalls, NAT, VoIP protocols, and network troubleshooting. The ability to work independently with a high degree of accountability, acting as a trusted advisor to senior stakeholders and influencing strategic decisions.
• Fluency in English; additional European languages will be considered an asset.

Sounds like a match?

Application due
2026-10-19
Seniority Level
Associate
Job Functions
Engineering, Information Technology
Industry

Chemicals

At Hempel, you’re welcomed to a global community of +7000 colleagues around the world. A workplace built on shared trust, mutual respect and support for each other.

We’re on a mission to double our impact. To succeed, we need bright minds and team players.Which is why, from day one, your input, ideas and initiative are not only welcomed, but expected. In return,you will enjoy great opportunities for development in a growing global company – and be part of the solution by contributing to our global impact.

At Hempel, we are committed to everyone feeling safe, valued and treated equally, in an environment where each employee can bring their authentic selves to work. We believe that inclusion is key to innovation and by bringing together the most diverse perspectives and talents, we can achieve great things, together.