Voip Engineer Job at Calance, Lansing, MI

  • Calance
  • Lansing, MI

Job Description

Senior Cisco Voice Engineer

Location: Lansing, MI — 2 days onsite per week

Duration: 12+ month contract

Pay Rate: $65–$73/hour

Job Overview

We are seeking a Senior Cisco Voice Engineer with extensive hands-on experience supporting enterprise Cisco on-premises voice infrastructure. The ideal candidate will have strong expertise in Session Border Controllers (SBCs), SIP signaling and call routing, voice encryption, certificate management, and VMware-based voice platforms.

Key Responsibilities

  • Design, configure, maintain, and troubleshoot Cisco on-premises voice solutions.
  • Administer and troubleshoot SBCs, SIP trunks, call flows, and voice interoperability.
  • Implement and troubleshoot voice encryption, certificates, and security controls.
  • Resolve complex voice signaling, routing, and connectivity issues.
  • Support voice infrastructure running on VMware.
  • Collaborate with technical teams and stakeholders to improve service reliability.
  • Participate in scheduled after-hours maintenance and support.
  • Maintain technical documentation, configurations, and troubleshooting procedures.

Required Qualifications

  • Senior-level experience with Cisco on-premises voice technologies.
  • Strong hands-on experience with Session Border Controllers (SBCs).
  • Deep understanding of SIP, SIP trunking, call routing, and voice signaling.
  • Experience with voice encryption, TLS/SRTP, and certificate management.
  • Experience supporting voice platforms in VMware environments.
  • Strong troubleshooting, communication, and documentation skills.

Preferred Qualifications

  • Experience with NICE voice recording or related solutions.
  • Experience supporting large enterprise or public-sector voice environments.

Important: Candidates must be comfortable working onsite in Lansing, MI, two days per week.

Job Tags

Full time, Contract work, 2 days per week

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