Senior Linux System Administrator (Hybrid)

Job Title: Senior Linux System Administrator (Hybrid) Location: Annapolis, MD Zip Code: 21401 Duration: 6 Months Pay Rate: $52 - $53.63/hr. Keyword's: #Annapolisjobs; #SeniorLinuxSystemAdministratorjobs; Start Date: Immediate We provide a competitive pay and benefits package. This position offers a pay range of $52 - $53.63/hr. Benefits may include health care, dental, vision, life insurance, 401(k), education assistance, paid time off including PTO, holidays, and any other paid leave required by law. Job Description We are currently seeking a senior-level Linux Administrator to join the Messaging Application Engineering team. The ideal candidate is a self-starter and a team player with an ambitious and diverse technical background. In addition, this person must be an articulate problem solver who is passionate about standardization, a champion for systematic design, and comfortable working in a highly collaborative/fast-paced environment. Employees working in Hybrid roles will regularly work >50% onsite and Primary Responsibilities Responsible for sustainment and maintenance of core Linux servers on Bare Metal infrastructure to appropriate standards and best practices in a fast‑paced work environment. Administer system‑level procedures: patch management; service layer application; deployment creation; redundancy management; certificate management. Work with developers to build containerization that promotes automated continuous integration and accelerates delivery of new products and services. Install upgrades, configure, test, and support system software. On‑site duties: rack devices, cable, and deploy new systems in multiple data centers. Able to lift 40 lbs. Perform configurations and adjustments to enhance system performance. Perform automated and manual backup and restorative processes. Ensure necessary security procedures are implemented and enforced across work. Qualifications You Must Have Requires a degree in Science, Technology, Engineering or Mathematics (STEM) with a minimum of 3 years of prior relevant experience, or an advanced degree with 2 years of relevant experience, or in absence of a degree, 7 years of relevant experience. Experience with the Linux CLI, debugging tools, and network stack. Working knowledge of core networking, subnetting, firewalls, and routing. Proficient in configuration, troubleshooting, installation, operation, maintenance, and system administration of multiple Linux distros such as RHEL and Ubuntu. Ability to create shell programs and utility scripts. Ability to troubleshoot and resolve system hardware, software, and connectivity issues. Ability to work independently in an international, cross‑functional team environment, including occasional off‑hours tasks and meetings. Ability to multi‑task, prioritize workload, and successfully handle competing deadlines. Must be authorized to work in the U.S. without sponsorship now or in the future. RTX will not offer sponsorship for this position. Must be a U.S. Citizen. Ability to support a hybrid (primarily on site) schedule at Annapolis Office. Qualifications We Prefer Experience with IBM MQ. Experience with Docker, Kubernetes, containerization. Experience with storage appliances (TrueNAS, FreeNAS) focusing on NAS and iSCSI protocols. Ability to support a 24x7 rotating on‑call schedule will be required. Occasional travel, as needed, less than 20 days a year. Experience working with configuration management systems (git in particular). Experience with Solaris and ZFS. Belcan is an equal opportunity employer. Your application and candidacy will not be considered based on race, colour, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws. #J-18808-Ljbffr Belcan Corporation