Job Title

Job DescriptionCrown Innovations is seeking a WebSphere Linux Systems Administrator to support Concept Solutions and a 50-person development team working on mission-critical National Airspace Systems for the Federal Aviation Administration (FAA). This position requires hands-on expertise in WebSphere, Linux, and system administration across both physical and virtualized environments.This is a hybrid position requiring to come into Concept Solutions' office located in Reston, Virginia.Key Responsibilities:Install, configure, and manage the following systems in support of a 50-person development team building flight-planning tools for airmen:IBM WebSphere Application Server 8.5.5 and lateriPlanet web and proxy serversLinux OS (Red Hat Enterprise Linux, CentOS) virtual machinesSolaris 10/11 physical machinesSupport deployment and management of Java-based web applications to non-production environments, including both AWS and VMware platformsInstall and configure application clusters, connection pooling, and proxy users in WebSphere.Provide images and packages for setting up non-production database instances on Oracle and PostgreSQLReview and optimize configuration settings across the technology stack to improve system performanceEnsure high availability of non-production systems by proactively monitoring system, process, and application logsDevelop and implement monitoring tools and scripts to quickly identify and resolve issues before system availability is affectedOther Responsibilities:Automate configuration management, deployment, and maintenance using Ansible, Python, and shell scriptingDeploy and configure Nagios, using both out-of-the-box and custom health checks to provide service-level monitoring and integrated alertingResearch and evaluate new tools and technologies; perform proof-of-concept exercises to optimize and improve system operationsProvide knowledge transfer and training to Tier 2 support staff through detailed documentation and walkthroughsDocument comprehensive installation procedures and configuration changes to ensure system consistency and repeatabilityQualificationsBachelor of Science degree in Engineering, Mathematics, or Science (minimum education requirement)8+ years of experience performing the duties outlined aboveStrong analytical and problem-solving skills with excellent attention to detailExcellent verbal and written communication skills; able to collaborate across teams, coordinate efforts, and communicate technical changes effectivelyU.S. Citizen or U.S. resident (for at least 3 years)Must be able to obtain a Public Trust clearanceAbility to commute on-site 2-3 days per week to Reston, VAAdditional InformationVisit: for additional information about Crown Innovations, Inc.We offer a competitive benefits package including a matching 401K, comprehensive medical, dental, and vision plans, and generous PTO. Crown has been voted one of the best places to work in the Washington, DC area; we built this reputation by hiring great people who value and support the mission of our customers. Persons unable to complete an online application should contact Crown HR for assistance at (703) 650-0663 ext. 3059.As a government contractor, most of the Crown positions require U.S. citizenship. Crown is a VEVRAA Federal Contractor. EOE: Vets/Disability