Systems Administrator with Security Clearance

Job Number: R0229395 Systems Administrator The Opportunity: In this role, you'll design, operate, and evolve the systems that power national-security missions. From enterprise Windows and Linux servers to virtualization, storage, and backup environments, you'll keep mission platforms online, secure, and recoverable. This isn't a passive maintenance role - you'll architect new solutions from the ground up, tune performance across clusters, and push automation deeper into daily operations. You'll balance reliability with innovation, driving modernization while ensuring every configuration meets the mission's uptime demands. When the infrastructure is resilient, the mission never stops - and you'll be the reason why. What You'll Work On: * Engineer and maintain enterprise Windows Server and Linux environments such as RHEL or Ubuntu supporting production and mission systems.* Administer and optimize virtualization platforms such as VMware vSphere, Broadcom, or Micro sof t Hyper-V to sustain high-availability clusters.* Manage storage and backup solutions, including SAN, NAS, Veeam, Commvault, Cohesity, or Veritas NetBackup, ensuring integrity and recoverability.* Implement and document Highly Available ( HA ) architectures with redundancy, clustering, and replication.* Maintain DNS, routing, and VLAN configurations supporting secure multi-network environments.* Enforce DoD STIGs and enterprise baselines for configuration compliance and security posture.* Automate patching and configuration tasks with PowerShell, Bash, or Ansible to reduce downtime and error.* Collaborate across cyber, network, and application teams to sustain mission-critical availability. Join us. The world can't wait. You Have: * 5+ years of experience administering Windows Server or Linux in production or mission environments* 3+ years of experience managing enterprise virtualization, including VMware vSphere, Broadcom, or Hyper-V* 3+ years of experience administering enterprise storage and backup systems such as SAN, NAS, Veeam, Commvault, Cohesity, or Veritas NetBackup* Experience managing DNS, routing, VLANs, and user connectivity across multiple domains* Knowledge of DoD STIGs and secure configuration baselines* Ability to design and maintain Highly Available solutions* Secret clearance* HS diploma or GED* CompTIA Security+ CE Certification Nice If You Have: * Experience administering Active Directory, Group Policy , DNS, or DHCP in hybrid or cloud-joined environments* Experience with Linux, including RHEL or Ubuntu, server hardening and configuration management with Ansible or PowerShell DSC* Experience supporting database or application servers within clustered environments* Knowledge of infrastructure automation or DevOps tooling, including Ansible, Jenkins, or Terraform* Bachelor's degree in Information Systems, Computer Science, or a related field* VMware Certified Professional ( VCP ) , Micro sof t Certified: Windows Server Hybrid Administrator Asso cia te, or Red Hat Certified System Administrator ( RHCSA ) Certification Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information ; Secret clearance required. Compensation At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen's benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $77,600.00 to $176,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen's total compensation package for employees. This posting will close within 90 days from the Posting Date. Identity Statement As part of the application process, you are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud. Work Model Our people-first culture prioritizes the benefits of flexibility and collaboration, whether that happens in person or remotely. * If this position is listed as remote or hybrid, you'll periodically work from a Booz Allen or client site facility.* If this position is listed as onsite, you'll work with colleagues and clients in person, as needed for the specific role. 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.