VoIP Systems Administrator

Placements24; Riverton (UT); Remote; USD 80,000 - 110,000; Full time

Benefits offered by this job

Competitive salary

Remote work

Professional development

Retirement plan

Job summary

Placements24 is seeking a skilled VoIP Systems Administrator for a fully remote role. You will install, configure, and maintain IP PBX, voicemail, and call management software while monitoring performance and ensuring high availability.

The role involves troubleshooting, managing users, and implementing security measures. The ideal candidate has 3+ years of VoIP experience, strong networking knowledge, and familiarity with Asterisk/FreePBX/Cisco CallManager/Avaya.

Qualifications

• Associate's or Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• Minimum of 3 years of experience administering and supporting VoIP systems.
• In-depth knowledge of VoIP protocols such as SIP, RTP, and SCCP.
• Experience with IP PBX platforms (e.g., Asterisk, FreePBX, Cisco CallManager, Avaya).

Responsibilities

• Install, configure, and maintain VoIP systems, including IP PBX, voicemail, and call management software.
• Monitor VoIP network performance, identify issues, and implement solutions to ensure high availability.
• Troubleshoot VoIP‑related hardware and software problems, providing timely resolution.
• Manage user accounts, extensions, and call routing configurations.
• Implement and maintain security measures for the VoIP system to prevent unauthorized access and threats.
• Perform regular system updates and patching to ensure optimal performance and security.
• Document VoIP system configurations, procedures, and troubleshooting guides.
• Collaborate with network and systems teams to ensure seamless integration of VoIP services.
• Respond to user support requests related to VoIP services.
• Stay current with emerging VoIP technologies and industry best practices.

Skills

VoIP expertise

SIP RTP knowledge

Networking fundamentals

Troubleshooting skills

Communication skills

Independent work

Education

Associate/Bachelor in CS/IT

Tools

Asterisk

FreePBX

Cisco CallManager

Avaya

Job description

About the Role

Our client is seeking a skilled and dedicated VoIP Systems Administrator to manage and maintain their Voice over Internet Protocol (VoIP) infrastructure. This fully remote position offers the opportunity to work with a dynamic team, ensuring the reliability and efficiency of our company's voice communication systems. You will be responsible for the installation, configuration, troubleshooting, and ongoing support of our VoIP platform, including PBX systems, gateways, and related applications. The ideal candidate has a strong understanding of VoIP protocols, network connectivity, and security best practices. As a remote‑first organization, we provide a flexible and collaborative work environment, empowering our employees to contribute effectively from anywhere. If you are passionate about ensuring seamless voice communications and possess excellent technical and problem‑solving skills, this role is for you. Your contributions will be vital to maintaining clear and consistent communication channels across the organization.

Key Responsibilities

• Install, configure, and maintain VoIP systems, including IP PBX, voicemail, and call management software.
• Monitor VoIP network performance, identify issues, and implement solutions to ensure high availability.
• Troubleshoot VoIP‑related hardware and software problems, providing timely resolution.
• Manage user accounts, extensions, and call routing configurations.
• Implement and maintain security measures for the VoIP system to prevent unauthorized access and threats.
• Perform regular system updates and patching to ensure optimal performance and security.
• Document VoIP system configurations, procedures, and troubleshooting guides.
• Collaborate with network and systems teams to ensure seamless integration of VoIP services.
• Respond to user support requests related to VoIP services.
• Stay current with emerging VoIP technologies and industry best practices.

Requirements

• Associate's or Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• Minimum of 3 years of experience administering and supporting VoIP systems.
• In-depth knowledge of VoIP protocols such as SIP, RTP, and SCCP.
• Experience with IP PBX platforms (e.g., Asterisk, FreePBX, Cisco CallManager, Avaya).
• Understanding of networking concepts, including TCP/IP, VLANs, QoS, and firewalls.
• Familiarity with common VoIP codecs and their applications.
• Strong troubleshooting and problem‑solving skills.
• Excellent communication and interpersonal skills.
• Ability to work independently and manage time effectively in a remote environment.
• Relevant certifications (e.g., CCNA Voice, CompTIA Telecommunications) are a plus.
• Must be legally authorized to work in South Africa.

Benefits

• Our client offers a competitive salary, comprehensive medical and dental benefits, and a retirement savings plan.
• Opportunities for professional development and certifications in VoIP and related technologies.
• Enjoy the flexibility and work‑life balance of a fully remote position.
• Join a collaborative and supportive team dedicated to providing excellent communication services.
• This role is based remotely, serving clients and operations across the country, including the Upington, Northern Cape, ZA region.