Application Engineer

Job TitleTo research, evaluate, design, implement, and maintain system and product solutions, applying knowledge of engineering principles. To provide technical direction and engineering support for projects and infrastructure. Develop and maintain expert functional knowledge of evolving IT engineering industry technologies/competition, concepts and trends. Lead and own complex projects or workstreams with limited supervision. Provide technical leadership to provide robust end-to-end solutions. Lead the delivery of computing services and the duties associated with cloud deliveries such as designing, planning, administering, developing, or maintaining applications in cloud-based environments. Lead the delivery and support of mainframe computing services, including designing, implementing, automating, administering, and maintaining highly available z/OS-based applications and platform solutions.ResponsibilitiesProvide technical leadership to the aligned agile teams within the agile release train (ART)Establish and lead project teamsDevelop project plan/scope/schedule/cost/communicationsProcure and/or manage resources/timelines/deadlines/qualityRisk, Issue and Change managementEnsure successful project implementationScope of responsibility - Broad scopeActively contributing to SAFe Agile ceremonies and artifactsDesign and implement cloud-based integration patterns using tools such as MuleSoft, Kafka, Azure integration ServicesDesigning and maintaining scalable architecture, designing and coding application solutions; integrating changes with other NFCU/vendor systems, and implementing vendor SaaS solutions.Support and contribute to the cloud migration and platform modernization roadmap for Consumer LendingCollaborate with platform architects to define and implement event-driven architectures, microservices, and CI/CD pipelinesCollaborate with mainframe platform and application engineers to define and implement automation, orchestration, recovery, restart, monitoring, and operational support patterns across z/OS subsystems and middleware.Document new system components, or modifications to existing componentsDesign and implement highly available mainframe application and platform solutions in accordance with Navy Federal standards, including integration patterns connecting mainframe, cloud, distributed, and vendor systems.Partner with technology teams to identify and reengineer processes as applications and services onboard to or integrate with the mainframe platform.Develop, maintain, debug mainframe programs, jobs, procs as neededAnalyze, modify, create new COBOL, JCL, SORT, Assembler, REXX, DB2 codes using Changeman management toolUse mainframe/TSO debugging tools (FileAid, $avers, JCLPLUS, Omegamon) to provide technical support to identify and resolve issues involving mainframe componentsCreate or modify new or existing job schedules using ESPCreate tickets (change ticket, DTAs, serviceNow) as neededDevelop and maintain thorough mainframe technical documentation, including system diagrams, automation definitions, operational procedures, dependencies, and recovery processes.Ensure the security and integrity of system and product solutions including compliance with Navy Federal, industry engineering and Information Security principles and practicesPerform engineering tasks and assignments in support of business needsPerform engineering technology research, procurement, deployment, and configuration for new and modified systemsLead efforts to automate and orchestrate repeatable mainframe administration and application support tasks, improving reliability, reusability, and operational efficiency.Provide technical leadership in the architecture discipline and development of information technology solutionsPresent clear, organized and concise information to all audiences through a variety of media to enable effective business decisionsPerform other duties as assignedProviding level 3 (development tier) support, troubleshooting and resolving application/solution incidentsProvide Level 3 support for mainframe applications and platform integrations, including investigation and resolution of availability, performance, batch, middleware, automation, and production incidents.Participate in an on-call rotation, as required, to support high-availability mainframe and integrated application services.Provide input for estimation and delivery timeline recommendations including staffing needsQualifications8-10 years of experience as a cloud or integration engineer in complex enterprise environmentHands-on experience with Java, Spring, MuleSoft, RESTful APIs, OAuth 2.0, and message brokers and overall REST API Service development.Hands-on experience with mainframe technologies such as JCL, REXX, TSO/ISPF, SDSF, CICS, Db2, IMS, JES2/JES3, MQ, TCP/IP, and z/OS UNIX System Services (USS/OMVS).Experience with IBM System Automation for z/OS and IBM NetView, including administration, configuration, policy-driven automation, automation tables, message automation, command lists, event processing, resource dependencies, and automation routines.Proficient in cloud platforms (Azure, AWS, or GCP), especially with managed integration services (e.g., Azure Functions, Logic Apps, API Management, Event Grid)Experience integrating mainframe applications and automation with cloud, distributed, monitoring, event management, IT service management, and API-based solutions.Experience deploying and maintaining production systemsExperience supporting highly available mainframe production systems, including recovery, restart, health monitoring, workload scheduling, batch processing, and self-healing automation.Knowledge of Parallel Sysplex environments, IBM Workload Scheduler (IWS/TWS/ZWS), and cross-system automation concepts.Advanced organizational, planning and time management skillsAdvanced skill exercise initiative and using good judgment to make sound decisionsExpert database and presentation software skillsExpert research, analytical, and problem-solving skillsExpert verbal and written communication skillsBachelor's degree in computer science, Information Technology or the equivalent combination of training, education, and experienceExperience engineering, supporting, or integrating applications in complex enterprise mainframe environments, including IBM z/OS and z/Series platforms.Desired Qualifications:Master's degree in computer science, Information Technology, or related degree.Experience designing, implementing, and supporting cloud and cloud native, LOS, LMS systems.Exposure to Databricks or other data lake platformsBusiness domain experience in consumer and business lending origination, servicing, and delivery.AI experience.Experience and knowledge of relational databases, data modeling, and ETL tools.Additional InformationHours:Monday - Friday, 8:00AM - 4:30PMLocation:820 Follin Lane, Vienna, VA 221805510 Heritage Oaks Drive, Pensacola, FL 32526141 Security Drive, Winchester, VA 22602Job InfoJob Identification 32101Job Category Application EngineeringPosting Date 09/01/2026, 06:09 PMApply Before 09/12/2026, 03:59 AMDegree Level No Formal EducationJob Schedule Full timeJob Shift Regular HoursTargeted Salary Range $96,900 - $141,600 annually