Jobs at Open Systems Technologies Corporation

Provide mid-level Oracle DBA support for BRM/ECE within the Oracle Communications/RODOD stack. Responsibilities include RAC/Data Guard administration, production troubleshooting, performance tuning, backup and recovery, high-availability, and on-call rotational support. Require functional understanding of BRM/ECE processes and collaboration across LATAM/EMEA operations.

Develop, test, and maintain software as part of an agile SAFe/DevOps team. Analyze complex requirements, design using CASE tools, author reusable code and automation scripts, support CI/CD, and participate in planning, BDD/TDD practices, and deployment to test/production environments.

Build and maintain ETL pipelines and data architectures to support a security-focused visual analytics application. Design and construct large relational databases, integrate systems with existing data warehouse structures, develop analytics and scripts to transform varied data formats, and scale, monitor, and operate data platforms using SIEM and ETL tools.

Act as principal security advisor to system owners and CISO for a large SOC environment. Implement and maintain security controls, prepare ATO documentation (SSP, IS contingency plan), conduct network self-inspections, create and manage POA&Ms from vulnerability data, and support accreditation/certification processes.

Provide application and OSS/BSS support for Oracle Communications (BRM, charging, billing, mediation, provisioning, order management). Perform production troubleshooting, monitoring, KPI analysis, documentation, maintenance, and 24x7 on-call duties. Coordinate with customers, internal teams, and vendors. Work remotely from LATAM with rotational shifts; Spanish and English required.

Provide Linux system administration for mission-critical HPC and operations environments: monitor, troubleshoot, configure, and maintain Linux systems, filesystems, networking, and applications; automate with Bash; support software builds, configuration management, upgrades, and documentation while collaborating with engineering teams to ensure reliability and performance.

Manage and execute complex end-to-end administrative workflows for a work unit or program, interpret and apply policies, coordinate issue resolution across units, provide comprehensive administrative support, train junior staff, and represent the unit in meetings under minimal supervision. Requires Top Secret (FSP).

Designs, deploys, tests, certifies, operates, patches, and maintains DevSecOps infrastructure and tooling for a large SOC environment. Manages Linux servers, IaaS deployments, cluster architectures, monitoring tools, and cybersecurity-focused infrastructure and application software. Uses scripting to automate operations and troubleshoot interoperability issues.

Design, implement, and maintain automation scripts and CI/CD for a DIA PaaS using Ansible and RedHat tools. Deploy and manage containerized applications on OpenShift/Kubernetes, monitor performance, troubleshoot infrastructure issues, and collaborate with development and operations teams.

Support mission-critical SRE infrastructure through Linux administration, automation (Salt, Ansible), monitoring (Nagios, Thruk, Prometheus, Splunk, Grafana), troubleshooting, software integration, and code/repository maintenance while collaborating with engineering and operations teams.

Support deployment of microservices in a Linux multi-tenant environment via DevSecOps pipelines. Develop and maintain GitLab CI/CD, deploy and troubleshoot Docker containers, support developer testing and deployments, perform security remediation, produce DevOps documentation, and provide technical guidance for microservices.

Design and implement cloud service delivery models (PaaS/IaaS/SaaS/DaaS), automate cloud resources using DevSecOps, migrate and debug on-prem applications to cloud, optimize cost/availability/recovery, manage cloud policies and security, and independently develop new cloud software or major enhancements.