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The Unified Communications Engineer plays a critical role in the configuration, optimization, and support of the organization s voice and collaboration infrastructure, spanning cloud platforms (8x8, Fuze, Teams) and legacy systems (ShoreTel). This role requires hands-on expertise in VoIP routing, SIP, call flow design, and network interaction especially in hybrid environments. Engineers work closely with network, security, and operations teams to ensure performance, availability, and security. Key Responsibilities Engineer and maintain hybrid communication systems including Direct Routing for Teams, 8x8/Fuze voice, and ShoreTel PBX.Configure and troubleshoot SIP trunking, dial plans, call policies, and call routing logic across platforms.Conduct packet captures and diagnose call quality issues using tools such as Wireshark and SBC logs.Collaborate with network engineers to implement or fine-tune QoS, VLAN tagging, and DSCP marking for voice traffic.Participate in system migrations from legacy PBX to UCaaS platforms.Build and maintain SBC configurations (Ribbon, AudioCodes) for Teams Direct Routing or SIP trunk integration.Enforce UC security policies including TLS/SRTP, encryption standards, and E911 compliance.Required Qualifications 4 7 years of UC or VoIP engineering experience in an enterprise environment.Strong understanding of VoIP protocols (SIP, RTP, SRTP) and network concepts (QoS, TCP/IP, VLANs).Experience with Microsoft Teams Voice, 8x8, Fuze, and ShoreTel Director/Connect.Ability to interpret call flow traces, configure SBCs, and apply performance tuning recommendations. .
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.