Enterprise Architect (TELECOM Domain)

• Java 17, Spring Boot (Spring Integration, Spring Batch, Spring Kafka)
• Apache Kafka
• Kubernetes / OpenShift
• Oracle Database (SQL, PL/SQL)
• ELK Stack, Prometheus, Grafana, OpenTelemetry, Jaeger
• SFTP, Object Storage (S3-like systems), * Lead the design of scalable, fault-tolerant mediation platforms supporting:

• File ingestion and processing pipelines
• Data format conversion services
• SFTP-based distribution systems
• Event-driven processing and downstream delivery pipelines
• Real-time monitoring and reconciliation workflows, + ASN.1-encoded CDRs and UDRs
• AMA (Automatic Message Accounting) records
• Proprietary carrier-specific byte-stream formats

• Work at low-level byte manipulation to ensure accurate data interpretation and transformation., * Build and maintain core mediation services using Java 17 and Spring Boot
• Implement enterprise-grade solutions using:

• Spring Integration for messaging workflows
• Spring Batch for large-scale data processing
• Spring Kafka for event streaming

• Develop reusable platform libraries and shared components, * Design and deploy containerized applications on OpenShift/Kubernetes
• Define and manage:

• Helm charts
• Resource allocation and tuning
• Persistent volume strategies
• Horizontal scaling policies
• Rolling upgrades and deployment strategies, 5. Database Architecture (Oracle)

• Design high-performance schemas for:

• Mediation metadata
• Reconciliation state tracking
• Audit and compliance data

• Write and optimize complex SQL and PL/SQL
• Tune queries using indexing, partitioning, and execution plan analysis, * Define and manage SLOs and SLIs
• Lead incident response and root cause analysis
• Conduct post-mortems and implement corrective actions
• Apply error budget policies and automate remediation strategies
• Incorporate chaos engineering and resilience testing practices, + JVM performance and garbage collection

• Kafka consumer throughput and partition strategies
• File I/O pipelines and batch processing systems
• Database query performance

• Establish performance benchmarks and regression testing gates, * Lead architecture for telecom mediation platforms
• Build and scale high-throughput data processing systems
• Ensure system reliability, observability, and performance at scale
• Drive engineering excellence across teams and platforms
• Support mission-critical carrier-grade operations

SYSMIND LLC is an Equal Employment Opportunity employer. All qualified applicants will receive consideration for employment without any discrimination. We promote and support a diverse workforce at all levels in the company. All job offers are contingent upon completion of a satisfactory background check and reference checks. Additionally passing the drug test may also be required. All contractors intending to work on SYSMIND's W2 are "at will" employees.

• 10+ years of software engineering experience
• 5+ years in telecom or carrier-grade OSS/BSS environments
• Strong expertise in Java 17 and Spring ecosystem
• Hands-on experience with:

• ASN.1 decoding and binary protocol parsing
• CDR/UDR processing and AMA record handling

• Strong Kubernetes and OpenShift experience
• Advanced Oracle SQL/PLSQL skills
• Deep understanding of Kafka at scale
• Strong SRE mindset (SLOs, SLIs, on-call, incident management)
• Experience with observability stacks (Prometheus, Grafana, ELK, OpenTelemetry)
• Ability to debug system-level issues (OS, JVM, network, threading)
• Experience with large-scale file processing and SFTP/object storage systems