System Administrator

Systems Administrator, IT InfrastructureFort Lee, New Jersey, United StatesCross 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.What We're Looking ForThe Engineer II, IT Infrastructure Support serves as a foundational member of the IT operations team, providing day-to-day systems administration and technical support across the organization's infrastructure. This role is responsible for assisting in the maintenance, monitoring, and support of servers, networks, cloud services, and enterprise applications.The ideal candidate possesses a solid foundational understanding of Windows Server, Linux, networking fundamentals, Microsoft 365 administration, and cloud platforms, coupled with a strong eagerness to learn and grow. They demonstrate a proactive attitude toward problem-solving, maintain attention to detail, and collaborate effectively with senior engineers and cross-functional teams.In addition to operational support responsibilities, this role participates in project-based work through sprint planning and backlog initiatives, contributing to infrastructure maintenance, network operations, automation efforts, platform improvements, and continuous service enhancements under the guidance of senior team members.Key Responsibilities:Infrastructure & Network SupportAdminister and maintain Windows and Linux server environmentsMonitor system/network health and respond to alertsSupport server provisioning, patching, backup, and disaster recoveryTroubleshoot networking (TCP/IP, DNS, DHCP, VLANs, firewalls, VPNs, wireless)Assist with cloud networking (VPC, subnets, route tables, gateways)Support hybrid connectivity between on-prem and cloud environmentsSystems AdministrationWindows Server (2019+), Linux (Ubuntu, CentOS, RHEL)Active Directory, Group Policy, Microsoft 365 (Exchange, SharePoint, Teams)Virtualization (VMware/Hyper-V), AWS services (EC2, S3, IAM, CloudWatch)Manage user provisioning, access requests, and endpoint securityCustomer Service & DocumentationProvide professional, responsive support to internal usersMaintain thorough ticket documentation and knowledge base articlesDocument system configurations, network diagrams, and change recordsProject & Continuous ImprovementParticipate in Agile sprint planning and backlog activitiesContribute to automation and process improvement effortsRequired Qualifications:2+ years in systems administration, networking, or related roleKnowledge of Windows Server, Linux, Active Directory, DNS, DHCP, Group PolicySolid networking fundamentals (TCP/IP, subnetting, routing, VLANs, firewalls)Foundational cloud systems and networking knowledgeFamiliarity with Microsoft 365Strong communication, attention to detail, and customer service mindsetPhysical requirement: Ability to lift a minimum of 50 lbs.Preferred Qualifications:AWS, CompTIA Network+/Security+, CCNA, or Microsoft certificationsExperience with IaC (Terraform/CloudFormation), scripting (PowerShell/Bash/Python)Familiarity with virtualization, backup solutions, and ITIL frameworksExperience in regulated financial services environmentsExperience with supporting Connect Direct or MQ systemsSuccess Metrics:High customer satisfaction and quality ticket documentationRoot cause identification and reduction of recurring issuesSprint commitments met without impacting operationsKnowledge sharing that improves team efficiencySalary Range: $80,000.00 - $110,000.00Cross River is an Equal Opportunity Employer. Cross River does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status or any other basis covered by appropriate law. All employment is decided on the basis of qualifications, merit, and business need.By submitting your application, you give Cross River permission to email, call, or text you using the contact details provided. We will only contact you with job related information.