IP Telephony Engineer

Piper Companies is seeking an IP Telephony Engineer to support a leading telecommunications company and assist with the migration from legacy TDM systems to modern VoIP/SIP technologies. The ideal IP Telephony Engineer must have an active Secret clearance and will be onsite in Fort Belvoir, VA 5 days per week.

Responsibilities for the IP Telephony Engineer:

• Provide operational support for telephony systems across legacy TDM and IP-based voice environments.
• Assist with the transition of traditional telephony infrastructure to VoIP/SIP platforms.
• Participate in lab testing, system validation, and deployment activities to ensure readiness for production environments.
• Collaborate with engineering teams to ensure seamless integration and optimal performance of voice services.

Qualifications for the IP Telephony Engineer:

• 5+ years of experience in telephony or network engineering supporting enterprise-level voice systems.
• Must be a U.S. citizen with an active Secret clearance.
• Strong knowledge of TDM telephony and VoIP/SIP protocols.
• Hands-on experience with telephony migrations, troubleshooting, and system upgrades.
• Compliance with DoD 8140 and possession of CompTIA Security+ certification.

Compensation/Benefits for the IP Telephony Engineer:

• Salary Range: $95,000 – $115,000 annually (based on experience).
• Comprehensive Benefits: Medical, Dental, Vision, 401K, PTO, Sick Leave (as required by law), and Holidays.

This job opens for applications on 10/24/2025. Applications will be accepted for at least 30 days from the posting date.

Keywords: IP Telephony Engineer, VoIP, SIP, TDM Migration, DoD 8140, CompTIA Security+, Secret Clearance, Fort Belvoir, Onsite, Unified Communications, Voice Systems Engineer

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