Lead Systems Engineer

About NDiNetwork Designs, Inc. (NDi) is a leading Federal contractor that specializes in designing, developing, and delivering information technology and network solutions for government customers. Founded in 1985, NDi's firmly defined core values have driven all aspects of the business, which have been paramount to our company's success and the establishment of an enjoyable workplace atmosphere. At NDi, we believe that our people are the cornerstone of our success, and we value collaboration, career growth, and winning ideas. Military Veterans Encouraged to Apply.Job DescriptionThe Lead Systems Engineer (Senior) will be responsible for providing senior-level technical leadership for system-level integration, environment management, and application operations across complex legacy and modern enterprise platforms. This role ensures the stability, performance, scalability, and interoperability of mission-critical system components supporting eligibility and enrollment workflows. The Lead Systems Engineer serves as a senior escalation point, driving root-cause analysis, operational excellence, and modernization alignment across infrastructure, applications, and services.RequirementsU.S Citizenship required.Must be able to obtain and maintain a Public Trust clearanceThis position is remote but may require occasional onsite meetings in McLean, VA.You can be based out of following states: AZ, DC, FL, GA, OH, ME, MD, SC, TX, UT, VA, NC, OK, WV.Qualifications And ExperienceBachelor's Degree in Computer Science, Information Technology, or a related field.At least 12 years of experience in systems engineering, application operations, or enterprise platform support roles.Demonstrated senior-level experience supporting complex, mission-critical systems.Strong experience supporting legacy and enterprise application platforms.Hands-on experience with Oracle WebLogic application servers.Experience supporting applications built with Java, JSP, Apache Struts, Hibernate, and IBM ODM.Experience supporting MUMPS (VistA) environments and healthcare-related systems.Experience supporting HL7 interfaces and message-based integrations.Strong troubleshooting, root-cause analysis, and incident leadership skills.Strong communication skills and ability to lead cross-functional technical discussions.Ability to work independently and manage multiple priorities in high-impact environments.Preferred QualificationsExperience with GitHub for source control, operational artifacts, and collaboration.Experience deploying and operating containerized workloads using Docker and Kubernetes.Experience with Kubernetes-based platforms including Amazon EKS.Familiarity with GitOps workflows using ArgoCD.Experience implementing observability and monitoring using Grafana.Familiarity with service mesh technologies such as Consul Mesh.Experience with AWS networking and load balancing services including Amazon Route 53, AWS NLB, and AWS ALB.Experience with AWS managed services including Amazon ElastiCache for Redis, Amazon MSK, Amazon RDS for Oracle, and Amazon EFS.Familiarity with modern backend stacks including Java 17+, Spring Boot, Spring WebFlux, Kafka, Redis, and Oracle DB.Experience supporting hybrid legacy-to-modern architectures.Experience working in regulated or government environments.ResponsibilitiesSystem Integration and Interoperability Leadership:Lead system-level integration efforts across legacy and modern applications, ensuring reliable interoperability between components.Oversee and validate interactions across enterprise systems, including HL7-based interfaces, messaging flows, and service integrations.Environment Management And Operations OversightProvide senior oversight for application environments hosted on Oracle WebLogic and related enterprise platforms.Ensure stability, consistency, and readiness across development, test, staging, and production environments.Application Operations And ReliabilityEnsure availability, performance, and operational stability of system components.Guide deployment readiness, configuration management, and operational validation activities.Advanced Troubleshooting And Root Cause AnalysisLead troubleshooting of complex, cross-layer issues spanning infrastructure, applications, integrations, and data.Drive root-cause analysis and corrective actions to prevent recurrence.Legacy And Enterprise Platform ExpertiseProvide senior technical support for legacy systems built using MUMPS (VistA), Java, JSP, Apache Struts, Hibernate, and IBM ODM.Support and stabilize systems deployed on Oracle WebLogic.Performance, Scalability, And ResilienceIdentify and remediate performance bottlenecks and scalability risks.Guide tuning, configuration, and architectural adjustments to improve system resilience.Technical Leadership And CollaborationServe as a senior technical authority and escalation point for system-level issues.Mentor engineers and provide guidance on system dependencies, operational risks, and integration constraints.Collaborate with development, integration, platform, and security teamsDocumentation And Operational GovernanceEnsure system configurations, dependencies, and operational procedures are well documented.Maintain accurate system diagrams, runbooks, and environment documentation.Continuous Improvement And Modernization SupportIdentify opportunities to improve operability, observability, and maintainability.Provide operational and integration insights to support modernization and cloud-transition initiatives.Compensation And BenefitsAt NDi, we value our team and are committed to retaining top talent by offering competitive benefits and compensation packages. Our employee benefits package includes comprehensive health, dental, vision, pet, and legal insurance. Our corporate benefits include 401(k) retirement matching, paid leave, paid holidays, and health and wellness programs. In addition, we provide employer-paid life and disability insurance, professional development, education benefits, and much more to ensure our team has the resources they need to thrive on and off the job.Veterans First CommitmentAs a Service-Disabled Veteran-Owned Small Business (SDVOSB), NDi is dedicated to hiring veterans and providing a supportive work environment that honors their service while recognizing the unique skills and experiences they bring to our organization.Our CommitmentQualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status or other characteristics protected by law.Apply NowTake advantage of this unique opportunity to join one of the fastest-growing companies in Federal contracting!