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Crown Innovations, Inc. · 2 months ago

WebSphere Linux Systems Administrator

Reston, VA, USA

Full-time

Hybrid

Senior Level, Lead/Staff

8+ years exp

Crown Innovations, Inc. is seeking a WebSphere Linux Systems Administrator to support a development team working on mission-critical National Airspace Systems for the Federal Aviation Administration (FAA). The role involves hands-on expertise in managing WebSphere and Linux systems, ensuring high availability and performance of non-production environments.

Air TransportationGovernmentService Industry

No H1B

Security Clearance Required

U.S. Citizen Only

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 later

IPlanet web and proxy servers

Linux OS (Red Hat Enterprise Linux, CentOS) virtual machines

Solaris 10/11 physical machines

Support deployment and management of Java-based web applications to non-production environments, including both AWS and VMware platforms

Install 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 PostgreSQL

Review and optimize configuration settings across the technology stack to improve system performance

Ensure high availability of non-production systems by proactively monitoring system, process, and application logs

Develop and implement monitoring tools and scripts to quickly identify and resolve issues before system availability is affected

Automate configuration management, deployment, and maintenance using Ansible, Python, and shell scripting

Deploy and configure Nagios, using both out-of-the-box and custom health checks to provide service-level monitoring and integrated alerting

Research and evaluate new tools and technologies; perform proof-of-concept exercises to optimize and improve system operations

Provide knowledge transfer and training to Tier 2 support staff through detailed documentation and walkthroughs

Document comprehensive installation procedures and configuration changes to ensure system consistency and repeatability

Qualification

WebSphereLinuxSystem AdministrationAnsiblePythonShell ScriptingAWSVMwareAnalytical SkillsCommunication Skills

Required

Bachelor of Science degree in Engineering, Mathematics, or Science (minimum education requirement)

8+ years of experience performing the duties outlined above

Strong analytical and problem-solving skills with excellent attention to detail

Excellent verbal and written communication skills; able to collaborate across teams, coordinate efforts, and communicate technical changes effectively

U.S. Citizen or U.S. resident (for at least 3 years)

Must be able to obtain a Public Trust clearance

Ability to commute on-site 2–3 days per week to Reston, VA