Linux System Administrator The Opportunity: On our team, you'll support the client's operations mission. This includes the deployment, operation, administration, troubleshooting, updating, securing, and maintenance of all systems, software, and infrastructure that enable enterprise cybersecurity capabilities across the client's environment. You'll operate, maintain, and administer existing network and systems architectures, and perform network administration, including hardware, software, physical cabling, and IP address management. As a System Administrator, you'll support a broad range of technical environments and responsibilities, including networking and security devices, circuits, automated systems, servers, client computers, applications, databases, voice systems, helpdesk support, asset and inventory management, and technical support. Join us. The world can't wait. You Have: 5 years of experience with Linux or UNIX systems and the complex interoperability between Linux, UNIX, and Windows Experience with designing, implementing, maintaining, and troubleshooting Red Hat Enterprise Linux Server environments v8 and v9, ensuring their reliability, security, and optimal performance Experience with creating, implementing, maintaining, troubleshooting, and utilizing advanced scripting in tools, such as BASH, Perl, JavaScript, or Python, to automate or simplify tasks, enhance system functionalities, and troubleshoot issues Experience with Task Automation, Package Management, including installs and updates across geographically disperse environments, NFTables, Firewall, or IPTables, ISC2 BIND DNS, TCP/IP, IPv4 or IPv6, Postfix or SMTP Relay, Linux Server Administration, Linux Server Clustering, NFSv3 or NFSv4, PXE boot, and SELinux Ability to maintain detailed documentation for system designs, configurations, processes, and service records Ability to collaborate with cross functional teams to support IT infrastructure projects, including providing expert guidance and technical leadership Ability to lead and mentor junior team members in best practices and technical challenges Secret clearance HS diploma or GED Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) Certification, and DoD 8570 IAT Level II compliant Certification such as Security CE Certification Nice If You Have: Experience with security hardening framework standards and regulations from Center for Internet Security (CIS) Control 4, National Institute of Standards and Technology (NIST) Special Publication 800 53 Revision 5, and the Dod's Security Technical Implementation Guides (STIGs) Experience with Mirantis Container Runtime or Docker, Amazon Web Services (AWS), and GitLab Experience with Task Automation using Anisible and RHEL Satellite preferred Ability to work independently or as part of a team Ability to troubleshoot and resolve LAN and WAN connections, performance and throughput issues, and other related network problems Ability to explain complex technical concepts to non technical stakeholders Ability to analyze development and implementation requirements, make appropriate modifications to existing systems, and prepare specifications based on customer requests Possession of excellent attention to detail and organizational skills Possession of excellent problem solving skills Clearance: ⯠Applicants selected will be subject to a security investigation and will need to meet eligibility requirements for access to classified information; Secret clearance is 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. Note: Microsoft Internet Explorer is not fully compatible with Workday and users may experience systems issues with this browser. We recommend that you use one of the following browsers to avoid problems: Google Chrome, Mozilla Firefox, Microsoft Edge, Apple Safari, Opera Browser or Blackberry Browser. If you continue to experience issues, it is sometimes necessary to reset your browser by clearing your cache. About Booz Allen Hamilton Booz Allen is an advanced technology company delivering outcomes with speed for America's most critical defense, civil, and national security priorities. We build technology solutions using AI, cyber, and other cutting edge technologies to advance and protect the nation and its citizens. By focusing on outcomes, we enable our people, clients, and their missions to succeedâ accelerating the nation to realize our purpose: Empower People to Change the World®. 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. 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