Senior Platform Engineer (Windows / Infrastructure)

At MITRE, your passion fuels work that impacts our nation and improves lives. This is where your skills strengthen national security, cybersecurity, health, transportation, and citizen services. We’re a nonprofit engineering, applied research, and advanced technology organization working in the public interest. With objectivity and integrity at our core, we lead federally funded research and development centers for U.S. government agencies – collaborating with industry and academia to deliver integrated, high-impact solutions that advance our nation’s health, security, and prosperity. Our people tackle the toughest technical challenges, supported by competitive benefits, meaningful career development, and a culture of innovation, collaboration, and technical excellence. Choose MITRE for a career with purpose — and help shape the future. MITRE Mission Computing is a new organization that bridges the gap between Mission and Technology and helps enable MTIRE projects to focus on their work, without worrying about compliance and the underlying platform infrastructure. We apply new technologies that can address the Government's most challenging Systems Engineering problems. This is an opportunity for experienced platform engineers who are highly motivated, innovative, and proactive and interested in owning and maintaining their work to enable the rest of MITRE and sponsors. Roles & Responsibilities: We are seeking a Senior Platform Engineer to join a secure, compliant enterprise platform team, delivering infrastructure for mission-critical workloads. This role sits at the front of the platform lifecycle, combining technical expertise with customer-facing responsibilities. The engineer will support customer onboarding, solution scoping, and delivery of compute environments aligned with security and compliance requirements. This is a high-impact role requiring both technical depth and clear communication with customers and internal teams. Customer Engagement, Solution Delivery & Onboarding Participate in customer discussions to understand needs and requirementsTranslate requirements into clear, build-ready specificationsProvide guidance on access, usage, and expectationsIdentify risks, dependencies, and gaps early in the processManage multiple efforts with strong follow-throughStandardize documentation and communication where possible Technical Coordination Act as the bridge between customers and engineering teamsEnsure requirements are clearly communicated to build teamsIdentify and resolve gaps between requested and delivered configurationsCoordinate with Security, Networking, and Infrastructure teamsSupport troubleshooting across Windows, virtualization, networking, storage, and security. 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.Strong experience with Windows systems engineering (primary requirement)Experience with Active Directory, Group Policy, and Windows Server/Windows client.Working knowledge of infrastructure domains (networking, virtualization, storage, security)Ability to troubleshoot and resolve issues independentlyPowerShell/scripting or other automation experience.Experience working across multiple teamsStrong written and verbal communication skillsAbility to manage multiple workstreams with attention to detailMust be able to lift 50 lbsMust be eligible to obtain and maintain a Secret U.S Government issued Security Clearance. Per the U.S. Government’s eligibility requirements, you must be a U.S Citizen to be considered for a security clearance.This position requires a minimum of 3 days a week on-site. Preferred Qualifications: Familiarity with FIPS-199, NIST SP800-53 rev.4, NIST SP800-171, or DISA STIGsCompTIA Security+ certification (preferred)Experience in regulated or compliance-driven environments (e.g., CMMC)Exposure to automation or infrastructure-as-codeStrong written and verbal communication skillsAbility to manage multiple workstreams with attention to detailComfortable working in a structured, process-driven environmentActive Secret Clearance This requisition requires the candidate to have a minimum of the following clearance(s): None This requisition requires the hired candidate to have or obtain, within one year from the date of hire, the following clearance(s): Secret Salary compensation range and midpoint: $122,400 - $153,000 - $183,600 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. 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