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Freelance Session Border Controller Sbc Jobs (NOW HIRING)

Leidos

Voice Engineering Architect

Houston, TX · Hybrid

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

C3EL

... Session Border Controller (SBC), and Avaya Aura Application Server. * Expertise in SIP internetworking signaling and call flow. * Demonstrable experience of advanced fault analysis to isolate and ...

Leidos

Voice Engineering Architect

Greenbelt, MD · Hybrid

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

Leidos

Voice Engineering Architect

Orlando, FL · Hybrid

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

Leidos

Voice Engineering Architect

Huntsville, AL · Hybrid

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

Leidos

Voice Engineering Architect

Huntsville, AL · On-site

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

Leidos

Voice Engineering Architect

Huntsville, AL · Hybrid

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

Leidos

Voice Engineering Architect

Greenbelt, MD · Hybrid

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

Leidos

Voice Engineering Architect

Winter Garden, FL · Hybrid

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

Jobsbridge

QA Technical Manager

San Ramon, CA · On-site

... SBC (Session Border Controller) Hands-on experience testing Bulk Call Generators (Spirent abacus A5000) Knowledge of foundation, principles and techniques of SW programming; Automation Test skills ...

Leidos

Voice Engineering Architect

Houston, TX · Hybrid

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

Leidos

Voice Engineering Architect

Orlando, FL · Hybrid

$92K - $166K/yr

Design and implement Session Border Controller (SBC) architectures (Cisco CUBE, Oracle SBC, etc.). * Ensure secure voice architecture including certificates, encryption, firewall traversal, and ...

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All JobsFreelance Session Border Controller Sbc Jobs

Freelance Session Border Controller Sbc information

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$96K

$107.8K

$118K

How much do freelance session border controller sbc jobs pay per year?

As of Jun 9, 2026, the average yearly pay for freelance session border controller sbc in the United States is $107,799.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,000.00 and $113,500.00 per year, depending on experience, location, and employer.

What is the difference between Freelance Session Border Controller Sbc vs Network Engineer?

AspectFreelance Session Border Controller SbcNetwork Engineer
CredentialsCertifications in VoIP, networking, SBC technologyNetworking certifications (CCNA, CCNP, Cisco, CompTIA)
Work EnvironmentFreelance, remote or on-site for telecom projectsCorporate, enterprise, or service provider networks
Industry UsageTelecommunications, VoIP providers, securityIT, telecommunications, network infrastructure
Job FocusConfiguring, deploying, and maintaining SBCs for VoIP security and routingDesigning, implementing, and troubleshooting network systems

The main difference is that Freelance Session Border Controller Sbc specialists focus on VoIP security and SBC deployment, often working independently, while Network Engineers handle broader network infrastructure and design. Both roles require networking certifications, but their work environments and specific job functions differ significantly.

What are the key skills and qualifications needed to thrive as a Freelance Session Border Controller (SBC) specialist, and why are they important?

To excel as a Freelance Session Border Controller (SBC) specialist, you need deep knowledge of VoIP protocols (SIP, RTP), network security, and troubleshooting, usually supported by experience in telecommunications or a related IT field. Familiarity with major SBC platforms (such as Oracle, Ribbon, or AudioCodes), network monitoring tools, and relevant certifications like CCNA or vendor-specific credentials is highly valued. Strong problem-solving, communication, and independent project management skills help you collaborate with clients and resolve issues efficiently. These competencies are crucial for ensuring reliable and secure voice communication systems in diverse client environments.

What are Freelance Session Border Controller (SBC) professionals?

Freelance Session Border Controller (SBC) professionals are experts who work independently to configure, manage, and troubleshoot SBC devices and software for businesses. SBCs are network elements that secure and manage voice over IP (VoIP) communications, ensuring quality and protecting against threats. These freelancers typically have experience with SIP protocols, network security, and a variety of SBC platforms. Organizations often hire them for project-based work, such as system migrations, security upgrades, or integrating VoIP solutions.

What are the typical challenges a Freelance Session Border Controller (SBC) faces when working with multiple clients' VoIP networks?

As a Freelance SBC, one of the main challenges is adapting to varied VoIP infrastructures, security requirements, and vendor-specific SBC configurations across different clients. You'll often need to troubleshoot interoperability issues between disparate systems, maintain secure communications, and ensure seamless call quality. Effective communication and documentation are crucial, as you frequently collaborate remotely with network engineers and IT teams to implement changes or resolve incidents. Staying up-to-date with evolving protocols and security threats is also essential for ongoing success in this role.
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Freelance Session Border Controller Sbc jobs near you
Infographic showing various Freelance Session Border Controller Sbc job openings in the United States as of May 2026, with employment types broken down into 87% Full Time, and 13% Contract. Highlights an 87% In-person, and 13% Remote job distribution, with an average salary of $107,799 per year, or $51.8 per hour.
Enterprise Voice Engineer III with Security Clearance

Enterprise Voice Engineer III with Security Clearance

By Light Professional IT Services

Honolulu, HI • On-site

Other

Posted 28 days ago

Job description

By Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide. Position Overview Our customer, the Defense Information Systems Agency (DISA), provides, operates, and assures command and control of the Defense Information System Network (DISN) services to its customers, the department of Defense (DoD) and national security organizations. This position directly supports the DISA-provided capabilities and services. Responsibilities * Perform engineering tasks to maintain a large, complex and highly resilient IP voice and video communications infrastructure.
  • Manage, configure, troubleshoot and assure service supporting all aspects of a voice, video and data network. Must be organized, document oriented, possess skills in diagramming, and understand WAN principals.
  • Perform system maintenance, support capacity planning activities and complete configuration change actions and documentation efforts.
  • Configure and implement calling search spaces, route plans, route partitions, route lists and device profiles.
  • Analyze and configure Cisco or Juniper routing and switching devices.
  • Support distributed firewall infrastructure.
  • Develop technical policy, work instructions and reporting in support of an enterprise IP telephony network.
  • Analyze and resolve complex technical problems utilizing foundational knowledge of SIP signaling and call-flows.
  • Analyze and resolve remote site registration, signaling and media problems.
  • Validate change requests and ensure accuracy.
  • Perform fault analysis and configuration of voice subscribers, call handlers and call routing rules.
Perform fault analysis and configuration of Cisco and or Juniper routing and switching rules. Required Experience/Qualifications Requires BS and 4-8 years of prior relevant experience or Masters with 2-6 years of prior relevant experience.
  • Currently possess DoD 8750 certification at IAT level II, Security+ CE or equivalent to meet requirement.
  • Experience with one or multiple Cisco, Avaya or Oracle voice platforms including Cisco Unified Communications Manager (CUCM), Cisco Unity, Cisco Unified Border Element (CUBE), Oracle Session Border Controller (SBC) and Avaya Aura Application Server.
  • Expertise in SIP internetworking signaling and call flow.
Demonstrable experience of advanced fault analysis to isolate and diagnose network problems for routing, switching, security and large scale voice implementations. Preferred Experience/Qualifications Working knowledge of Secure Real-Time Transport Protocol (SRTP) including associated G.711 and G.729 codecs and Digital Tone Multi Frequency (DTMF).
  • Experience with Cisco Unified Communications Manager and or Avaya Aura soft switches.
  • Experience with Oracle SBCs and other voice media gateway appliances.
  • Experience supporting distributed firewall infrastructure.
  • Experience creating/supporting IPSec MPLS VPN infrastructure
  • Experience implementing and supporting BGP routing protocols
  • Experience designing, configuring and troubleshooting QoS classification, marking and prioritization of network traffic (voice, critical applications, etc.).
Familiarity with IPSec implementation and troubleshooting. Special Requirements/Security Clearance Currently possess an active Secret security clearance.

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