Senior Java Engineer: Mission-Critical VoIP & DSP Systems

Talent Transformation Group Inc; Ottawa; On-site; CAD 120,000 - 160,000; Full time

Job summary

Talent Transformation Group Inc. in Ottawa seeks a senior Java developer for a full-time role focused on Java-based systems, audio codec integration, VOIP/ROIP protocols, and mission-critical communications for military and emergency services. Design, develop, and maintain Java applications for VOIP/ROIP with secure, low-latency performance.

Integrate audio codecs (Opus, AAC) and work on SIP/RTP/SRTP. Requires 10+ years in Java, a related bachelor's degree, and willingness to relocate to the

Qualifications

• Bachelor's degree in computer science, Engineering, or a related field.
• 10+ years of experience in Java development.
• Located in the Ottawa area or willing to relocate to the Ottawa area.
• Experience developing distributed client/server environments.
• In-depth knowledge of VOIP/ROIP technologies (e.g., SIP, RTP, SRTP).
• Hands-on experience with audio codecs and real-time media processing.
• Familiarity with radio systems, digital signal processing (DSP), and tactical communication protocols.
• Strong understanding of network programming and low-level socket communication.
• Excellent problem-solving, debugging, and performance optimization skills.

Responsibilities

• Design, develop, and maintain Java applications for use with VOIP/ROIP and digital communication systems.
• Integrate and optimize audio codecs (e.g., Opus, AAC Audio).
• Work on SIP, RTP, and other VOIP/ROIP protocols for real-time communication.
• Collaborate with cross-functional teams to design secure and fault-tolerant communication solutions.
• Develop and implement features for interoperability with military communication systems.
• Ensure scalability, low-latency performance, and high availability of communication services.
• Participate in code reviews, architecture discussions, and technical planning.
• Regular customer engagement for the purposes of requirements gathering, feature demonstrations, and product support.]
• CoT_job_summary_short":"COMPANY NAME: Talent Transformation Group Inc.\nKEY POINTS: Java development, VOIP/ROIP tech, distributed systems"
• job_summary_short
• <p>Talent Transformation Group Inc. in Ottawa seeks a senior Java developer for a full-time role focused on Java-based systems, audio codec integration, VOIP/ROIP protocols, and mission-critical communications for military and emergency services.</p><p>Design, develop, and maintain Java applications for VOIP/ROIP with secure, low-latency performance. Integrate audio codecs (Opus, AAC) and work on SIP/RTP/SRTP. Requires 10+ years in Java, a related bachelor's degree, and willingness to relocate to the Ottawa area.</p>
• contract_type":"fulltime","location_type":"on site","remote_scope":null,

Skills

Java development

VOIP/ROIP tech

Distributed systems

Real-time media

Network programming

Debugging & perf

Education

Bachelor's in CS/Engineering

Job description

Talent Transformation Group Inc. in Ottawa seeks a senior Java developer for a full-time role focused on Java-based systems, audio codec integration, VOIP/ROIP protocols, and mission-critical communications for military and emergency services. Design, develop, and maintain Java applications for VOIP/ROIP with secure, low-latency performance.

Integrate audio codecs (Opus, AAC) and work on SIP/RTP/SRTP. Requires 10+ years in Java, a related bachelor's degree, and willingness to relocate to the