SIP Trunk Coordinator (Junior–Mid Level) 100% Remote-Must sit in Texas or Oklahoma



We’re seeking a SIP Trunk Coordinator with 2–5 years of experience to support SIP trunk services across on-prem and hosted voice platforms. This role is well-suited for someone early to mid-career in voice/telecom who enjoys coordination, troubleshooting, and working closely with carriers, vendors, and internal IT teams.

Salary range is between $45-50K



What You’ll Do

Coordinate provisioning, activation, porting, and decommissioning of SIP trunk services
Serve as a liaison between telecom carriers, hosted voice providers, vendors, and internal IT teams
Support and assist with SIP trunk configuration across on-prem PBX and hosted/UC platforms
Monitor call quality, trunk utilization, and service availability
Support voice-related projects including migrations, upgrades, carrier transitions, and new site deployments
Perform testing and validation after configuration changes or upgrades
Help maintain technical documentation, diagrams, and standard procedures


What You Bring

2–5 years of experience in SIP trunking, VoIP, or enterprise voice support
Steady work history demonstrating the ability to support systems over time
Working knowledge of SIP, RTP, codecs, call routing, QoS, latency, jitter, and packet loss
Exposure to on-prem PBX platforms such as ESI, Avaya, Cisco, Mitel, NEC, Asterisk, FreePBX, or similar
Experience working with telecom carriers and service providers
Familiarity with CDRs, SIP logs, or basic SIP tracing (Wireshark a plus)
Strong communication, documentation, and coordination skills


Nice to Have

Experience with PBX upgrades, carrier migrations, or multi-site environments
Interest in growing into deeper voice, UC, or telecom engineering responsibilities


Why Join Us

Hands-on exposure to real-world voice and SIP environments
Opportunity to grow skills in a supportive, collaborative team
Stable role supporting long-term systems and projects
?? Apply today if you’re ready to take the next step in your voice/telecom career.


?? Why join us their team:

• 100% remote (TX & OK only)

• Hands-on technical work

• Opportunity to grow deeper in VoIP & telecom

Equal Opportunity Employer / Disabled / Protected Veterans

The Know Your Rights poster is available here:
https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12.pdf

The pay transparency policy is available here:
https://www.dol.gov/sites/dolgov/files/ofccp/pdf/pay-transp_%20English_formattedESQA508c.pdf

For temporary assignments lasting 13 weeks or longer, AppleOne is pleased to offer major medical, dental, vision, 401k and any statutory sick pay where required.

We are committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation for any part of the employment process, please contact your staffing representative who will reach out to our HR team.

AppleOne participates in the E-Verify program in certain locations as required by law. Learn more about the E-Verify program.
https://e-verify.uscis.gov/web/media/resourcesContents/E-Verify_Participation_Poster_ES.pdf

We also consider for employment qualified applicants regardless of criminal histories, consistent with legal requirements, including, if applicable, the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance. Pursuant to applicable state and municipal Fair Chance Laws and Ordinances, we will consider for employment-qualified applicants with arrest and conviction records, including, if applicable, the San Francisco Fair Chance Ordinance. For Los Angeles, CA applicants: Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.