Systems Administration Sr - E3

System AdministratorThe Lockheed Martin Next Generation Geospatial (NGG) team seeks an experienced full-time System Administrator to ensure the smooth operation of multi-user computer systems. This role involves coordinating with network administrators, managing user accounts, maintaining system documentation, optimizing performance, installing system-wide software, and allocating storage resources. The position interacts with users, evaluates vendor products, recommends hardware/software purchases, coordinates installations, and implements backup/recovery procedures. Additionally, the incumbent develops and monitors policies and standards for computing resource allocation.Key ResponsibilitiesMaintain and operate multi-user computer systems in a classified/air-gapped environmentCoordinate with network administrators to ensure system stability and securitySet up administrator and service accounts; manage user access and permissionsMaintain accurate system documentation and operational proceduresMonitor and tune system performance across Linux and Windows server environmentsInstall, configure, and update system-wide software and utilitiesAllocate and manage mass storage space and storage resourcesInteract with end-users to assess needs and evaluate vendor productsResearch and recommend hardware and software purchasesCoordinate installation of new systems and software upgradesImplement and test backup and recovery proceduresDevelop, enforce, and monitor policies and standards for computing resource allocationBasic QualificationsActive SECRET security clearance with ability and eligibility to obtain TS/SCI clearanceBachelor's Degree in Engineering, Computer Science, or related field; or equivalent work experience in lieu of degreeDoD 8572 qualified certification (e.g., CompTIA Security+ or equivalent)Minimum 3+ years of experience administering Linux and Windows server environmentsProven experience in a multi-user, multi-environment system administration roleDesired SkillsExperience with virtualization technologies (VMware, KVM, or similar hypervisors)Experience with storage systems and platforms (e.g., NetApp, Nimble, or comparable)Solid knowledge of Active Directory, domain services, and Windows/Linux integrationExperience working in classified or air-gapped environmentsFamiliarity with automation and configuration tools (e.g., Ansible, Puppet, or Chef)Scripting proficiency in Python, Bash, PowerShell, or similar languagesWillingness and ability to participate in on-call rotation supporting 24x7 operations within a standard 40-hour work weekPay InformationFull-Time Salary Range: $95900.00 - $178100.00 At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally. The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.