Job Description

Why choose between doing meaningful work and having a fulfilling life? At MITRE, you can have both. That's because MITRE people are committed to tackling our nation's toughest challenges-and we're committed to the long-term well-being of our employees. MITRE is different from most technology companies. We are a not-for-profit corporation chartered to work for the public interest, with no commercial conflicts to influence what we do. The R&D centers we operate for the government create lasting impact in fields as diverse as cybersecurity, healthcare, aviation, defense, and enterprise transformation. We're making a difference every day-working for a safer, healthier, and more secure nation and world. Our workplace reflects our values. We offer competitive benefits, exceptional professional development opportunities for career growth, and a culture of innovation that embraces adaptability, collaboration, technical excellence, and people in partnership. If this sounds like the choice you want to make, then choose MITRE - and make a difference with us. Department Summary: The R111 Classified IT Department delivers secure, mission-critical information technology services for classified research and operations, ensuring highly controlled computing environments remain reliable, compliant, and available. The department designs, operates, and sustains classified infrastructure, including systems, networks, storage, and access controls, while meeting stringent security and regulatory requirements. In parallel, R111 actively reduces risk and technical debt, mitigates compliance drift, and modernizes platforms to support evolving mission needs, enabling classified programs to execute with confidence, resilience, and operational focus. Roles and Responsibilities: The team seeks a full-time Systems Administrator to support the deployment, operation, and maintenance of IT systems in Classified lab environment. This is a role best suited for someone who has prior experience working as a classified IT Systems Administrator. This is an on-premises position on our Bedford, MA campus. The successful candidate will have experience in: * Patching and updating Windows and Linux (RHEL, Ubuntu) server and desktop operating systems * Perform general systems administration (patching, updates, user support) of: * Windows & Linux desktops and servers * Network switches (preferred) * VMware ESXi, Hyper-V platforms * Network Storage Systems * Repository mirrors, such as: VSCode, Docker, Pypi * Backup and recovery/disaster recovery platforms such as Commvault * Maintenance of other systems/services according to project needs (SIEMs, Gitlab, Prometheus/Grafana and other monitoring tools, miscellaneous web servers, etc.,) * Building and hardening Windows, Linux, VMware systems Basic Qualifications: * Typically requires a minimum of 5 years of related experience with a Bachelor's degree; or 3 years and a Master's degree; or a PhD with relevant experience who can immediately contribute at this job step; or equivalent combination of related education and work experience. * Active Top Secret clearance with the ability to obtain a SCI. * Per the U.S. Government's eligibility requirements, you must be a U.S Citizen to be considered for a security clearance. * Working knowledge of server and client operating systems. (Win11, Srv22/25, RHEL 8, Ubuntu Linux 22.04) * Fundamental understanding of lab IT architecture * Fundamental understanding of system administration, network, and operating system hardening techniques. * Fundamental understanding of operating system command-line tools. * Ability to interface with customers and provide a high level of customer service * Ability to function effectively in a dynamic, fast-paced environment. * Ability to collaborate effectively with others * This position has an on-site requirement of 5 days a week on-site. Preferred Qualifications: * Minimum BS in related course of study * Security Certification / 8570 Certification - IAT Level II * Five years of experience * Experience with one or more programming/scripting languages (Chef, Ansible, Powershell, Bash, Python, etc.) This requisition requires the candidate to have a minimum of the following clearance(s): Top Secret This requisition requires the hired candidate to have or obtain, within one year from the date of hire, the following clearance(s): Top Secret/SCI/Polygraph Salary compensation range and midpoint: $129,200 - $161,500 - $193,800 Annual Work Location Type: Onsite It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local or international law. MITRE intends to maintain a website that is fully accessible to all individuals. If you are unable to search or apply for jobs and would like to request a reasonable accommodation for any part of MITRE's employment process, please email for general support and for intern positions. This service is for individuals requiring reasonable accommodation requests. Please note that vendor solicitations will not receive a reply. Benefits information may be found here . Copyright 1997-2026, The MITRE Corporation. All rights reserved. MITRE is a registered trademark of The MITRE Corporation. Material on this site may be copied and distributed with permission only.bfb3568a-762b-4989-884b-a9682aa104ca

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