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Information System Security Officer
Oversee security compliance for government systems, assess controls, document artifacts, and support authorization to operate (ATO) under RMF/NIST standards.
Information System Security Officer, Senior
Senior role leading federal cybersecurity compliance, NIST 800-53 control implementation, and system authorization (ATO) for DoD/cleared environments, using tools like Splunk and Tenable.
Senior Passive Thermal Hardware Engineer
Design and develop passive thermal control systems for lunar landers, from concept through flight operations, using thermal analysis and hardware engineering.
Active Thermal Hardware Engineer III
Design and develop active thermal control systems for lunar landers, including pumps, radiators, and coldplates, from concept to flight operations.
Senior GRC Analyst
Leads IT governance, risk, and compliance (GRC) activities, assessing systems against frameworks like NIST and HIPAA, and ensuring cybersecurity controls meet regulatory requirements.
Senior Data Analyst - Redstone Arsenal
Lead data analytics and modeling for logistics/supply-chain decisions using Tableau/Power BI, statistical modeling, and ML to build dashboards and predictive models.
Senior Software Engineer - Storage Control Plane
Build and maintain the distributed storage control plane powering Lambda’s AI cloud, integrating high-performance storage systems (Ceph, VAST, WEKA, etc.) and ensuring scalable, multi-tenant data access for AI workloads.
Senior Data Engineer
Build and maintain ETL/ELT pipelines in a Databricks-based Lakehouse, creating data products and dashboards for analytics and operations while collaborating with stakeholders.
Red Team Engineer
Red Team Engineer at Bithumb performs penetration testing and adversary simulations across networks, web, mobile, and cloud, developing exploits and researching attack techniques.

Staff Machine Learning Engineer – Ads Predictions
Builds and scales ML models for ad predictions and monetization across Apple’s App Store and News platforms using deep learning and retrieval systems.

Staff Machine Learning Engineer – Ads Signals Intelligence & Information Retrieval
Build ML-driven signal platforms for Apple Ads, focusing on retrieval, relevance, and privacy-first ranking using LLMs, semantic search, and multimodal learning.
Data Engineer
Design and operate data pipelines for a crypto exchange, connecting diverse sources to the warehouse, improving data quality, and setting up monitoring and incident response systems.

Senior Machine Learning Engineer - Ad Campaign Optimization
Build and deploy ML models to optimize ad campaigns across Apple’s platforms, focusing on budget and bid strategies that balance advertiser performance and user experience at global scale.

