IT Infrastructure Engineer

We are seeking an IT Infrastructure Engineer responsible for designing, implementing, and maintaining secure, scalable, and highly available infrastructure across cloud and on-prem environments. The ideal candidate is hands-on, proactive, and experienced across Windows, Linux, networking, cloud platforms (AWS preferred), and automation.

You will collaborate with security, engineering, and operations teams to ensure reliability, performance, and compliance across all environments.

Responsibilities:

• Design and implement cloud infrastructure solutions, selecting and right-sizing services to meet diverse enterprise workload requirements
• Implement and maintain infrastructure as code (Terraform, CloudFormation)
• Advise stakeholders on appropriate architecture patterns for different business and technical needs, balancing performance, security, scalability, and cost
• Assist with cloud cost optimization as a core practice
• Help establish and maintain comprehensive monitoring, logging, and alerting using dashboards and proactive alerts for system health and anomalies
• Assist with security and compliance across cloud resources based on security recommendations and current best practices while aligning with financial industry regulatory requirements
• Support deployment and operation of AI infrastructure components in collaboration with the AI Engineering team
• Leverage AI development tools (Cursor, Claude, Claude Code, GitHub Copilot) to accelerate IaC authoring, troubleshooting, documentation, and code review
• Help conduct thorough reviews of cloud infrastructure configurations produced by consultants, external vendors, automated tools, and validate AI-generated infrastructure code for quality, security, and business alignment
• Assist with establishing and enforcing cloud architecture standards, documentation requirements, and technical best practices
• Support backup, disaster recovery, and high availability strategies
• Other duties as assigned

Must Have:

• 3+ years of experience in IT infrastructure, cloud engineering, or systems engineering
• Familiarity with Infrastructure as Code tools such as Terraform
• Strong experience with AWS or other cloud platforms
• Familiarity managing Windows and Linux systems
• Good understanding of networking fundamentals
• Knowledge of automation and scripting
• Experience with monitoring, logging, and troubleshooting distributed systems
• Strong understanding of security best practices and compliance
• Excellent communication and problem-solving skills

Preferred:

• Experience deploying and supporting nested virtualization environments at the enterprise level
• Knowledge of DevOps practices and CI/CD pipelines
• Experience in financial services or other highly regulated environments
• Certifications such as AWS Solutions Architect, Azure Administrator or similar

Cross River builds the infrastructure behind the world’s most innovative financial products. Our technology and capital solutions power payments, cards, lending, and digital asset capabilities that move money safely, instantly, and inclusively - trusted by leading fintechs, enterprises, and disruptors across the globe.

Our mission is simple: to build the financial infrastructure that expands access and opportunity for all. Guided by a culture of collaboration, curiosity, and purpose, Cross River has been named one of American Banker’s Best Places to Work in Fintech year after year. Whether you’re designing code, solving regulatory puzzles, or developing strategy, you’ll join a team where innovation and integrity drive everything we do - and where your work helps shape the future of finance.