IMS Support Engineer (SBC) | CompNova | Dallas, TX

Compnova Inc; Dallas (TX); On-site; USD 110,000 - 150,000; Full time

Job summary

CompNova is seeking an experienced IMS Support Engineer (SBC) in Dallas, TX on a contract/C2C basis. Candidates should have 3+ years in IMS core networks, VoLTE support, and hands-on Nokia SBC experience. Proficiency in Wireshark, Linux, and cloudized platforms like Kubernetes/VMware/OpenStack is required.

You will handle emergency cases, perform RCA, and develop automation scripts to optimize 4G/5G IMS core reliability. This role requires C2C eligibility and on-site availability in Dallas, TX.

Qualifications

• Bachelor's degree in Telecommunications Engineering, Computer Science, Electrical Engineering, or related field.
• Minimum of 3+ years of telecommunications engineering, IMS Core networks, and VoLTE support.
• Hands-on experience with Nokia SBC platforms, SIP, Diameter, and H.248 signaling.
• Proficiency in protocol analysis tools (Wireshark) and tracing internal message flows.
• Experience in LTE/5G system validation, KPI management, and performance tuning.

Responsibilities

• Provide expert-level technical support and emergency case handling for 4G/5G/LTE IMS Core networks.
• Administer, configure, and troubleshoot Nokia SBC platforms in production.
• Perform end-to-end system validation, KPI handling, and mobile device integration testing.
• Conduct RCA on outages and signaling failures; recommend corrective actions.
• Analyze protocol signaling using Wireshark and trace SIP, Diameter, H.248, TLS, IPSEC, RTP.
• Develop automation scripts in Python and Shell to streamline tasks.
• Manage containerized and virtualized workloads across Kubernetes, VMware, OpenStack, CBIS, CBAM, and NCS.
• Collaborate with client engineers, NOC, and field deployment teams.

Skills

Nokia SBC

SIP

Diameter

Wireshark

Linux

Python

Shell

Kubernetes

VMware

OpenStack

NCS

Education

Bachelor's degree in Telecommunications Engineering

Tools

CBIS

CBAM

NCS

Kubernetes

VMware

OpenStack

Job description

Position Summary:

CompNova is actively seeking an experienced, high-caliber, and technical IMS Support Engineer (SBC) with 3+ years of progressive professional experience in telecommunications core networks, IP Multimedia Subsystem (IMS), and Session Border Controller (SBC) systems to join our technology team on a contract basis (open for C2C engagement) in Dallas, TX. In this critical technical support and engineering role, you will be responsible for managing emergency case handling, troubleshooting complex VoIP and signaling anomalies, conducting root cause analysis, and ensuring uncompromised availability and performance of 4G/5G/LTE IMS VoLTE core infrastructure. You will leverage your deep specialist expertise in Nokia SBC, SIP, Diameter, protocol analysis via Wireshark, Linux administration, and cloud orchestration platforms (Kubernetes, VMware, OpenStack) to deliver uncompromised network reliability and operational excellence. This opportunity offers competitive compensation, executive technical visibility, and exceptional career growth prospects within a premier global IT consulting and telecommunications staffing enterprise.

Detailed Job Description:

As an IMS Support Engineer (SBC) supporting CompNova in Dallas, TX on an open C2C contract basis, you will take full operational, tactical, and technical ownership of IMS VoLTE core troubleshooting, case handling, emergency support activities, protocol analysis, and automation script development. Your day-to-day responsibilities include resolving complex signaling issues across Nokia SBC platforms, executing end-to-end 5G/LTE system validation and KPI tracking, performing deep-packet analysis using Wireshark, conducting rigorous root cause analysis (RCA) on production incidents, scripting automation workflows using Python and Shell, managing containerized and virtualized network functions across Kubernetes, VMware, OpenStack, CBIS, and CBAM environments, and collaborating closely with cross-functional telecom engineering and infrastructure squads. You will utilize your proactive troubleshooting and analytical problem-solving skills to resolve complex telecommunications bottlenecks under strict enterprise service level agreements. Furthermore, you will manage application requirements by sending your updated resume via direct email to Salwan Singh at [e-mail], ensuring strict compliance with the C2C eligibility and 3+ years of IMS core experience requirements.

Key Responsibilities:

• Provide expert-level technical support, troubleshooting, and emergency case handling for 4G/5G/LTE IMS Core networks.
• Administer, configure, and troubleshoot Nokia Session Border Controller (SBC) platforms within production environments.
• Execute end-to-end system validation, performance assessment, KPI handling, and mobile device integration testing for LTE/5G.
• Conduct rigorous root cause analysis (RCA) on network outages, signaling failures, and performance degradation to recommend corrective actions.
• Analyze complex protocol signaling using Wireshark and deep-dive into internal message flow protocols (SIP, Diameter, H.248, TLS, IPSEC, RTP).
• Administer Linux server environments and author robust automation scripts in Python and Shell to streamline operational tasks.
• Manage and troubleshoot virtualized and containerized telecom workloads across Kubernetes, VMware, OpenStack, CBIS, CBAM, and NCS.
• Collaborate seamlessly with client engineering squads, network operations centers (NOC), and field deployment teams.

Required Qualifications & Skills:

• Bachelor's degree in Telecommunications Engineering, Computer Science, Electrical Engineering, or a related technical discipline.
• Minimum of 3+ years of progressive professional experience in telecommunications engineering, IMS Core networks, and VoLTE support.
• Strong, demonstrable hands-on operational expertise with Nokia SBC platforms, SIP, Diameter, and H.248 signaling protocols.
• Deep practical proficiency in protocol analysis tools (Wireshark) and internal message flow tracing.
• Proven operational experience in LTE/5G system validation, end-to-end performance tuning, and KPI management.
• Solid practical experience in Linux system administration and strong scripting capabilities in Python or Shell for task automation.
• Practical knowledge of cloud-native and virtualized infrastructure including Kubernetes, VMware, OpenStack, CBIS, CBAM, and NCS.
• Exceptional analytical, troubleshooting, debugging, and problem-solving capabilities under high-pressure telecom environments.
• Excellent written and verbal English communication skills with strong cross-functional collaboration abilities.
• Mandatory legal work eligibility on a Corporation-to-Corporation (C2C) basis and physical availability for operations in Dallas, TX.

Nice-to-Have Skills:

• Professional vendor certifications from Nokia, Cisco, or cloud platform providers (Kubernetes/VMware).
• Prior professional working experience supporting tier-1 mobile network operators (MNOs) or major telecommunications equipment vendors.
• Advanced knowledge of security protocols (TLS, IPSEC) and secure RTP media streaming in IMS networks.
• Experience with CI/CD deployment pipelines and telecom network function virtualization (NFV) orchestration.

Application Information:

Recruiter: CompNova Recruitment & Talent Acquisition Division

Contact Name: Salwan Singh (Talent Acquisition Specialist)

Email: [e-mail]

Phone:

Company Website: https://www.compnova.ai

Salary/Rate: Market Competitive / C2C Contract Package

Deadline: Open until filled (Urgent Dallas, TX C2C Opening)

Notice Period: Immediate to 14 Days Preferred

Contract Duration: Contract / C2C Engagement (Dallas, TX - Open for C2C)

Recruitment Pro Tip:

When applying for this IMS Support Engineer (SBC) position at CompNova, ensure your resume explicitly highlights your Nokia SBC, SIP/Diameter protocol analysis, and Python/Shell automation portfolio, and confirms your C2C availability in Dallas, TX.