Security Hardening System Engineer Jobs (NOW HIRING)

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Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact at Booz Allen? You understand secure enterprise environments and how to support the systems that enable mission success. Your ability to troubleshoot technical issues, improve system performance, and deliver exceptional customer support makes you an integral part of delivering reliable engineering solutions.

Booz Allen is seeking a skilled systems engineer with experience supporting enterprise desktop and server environments to join our team. In this role, you will draw upon experience administering Windows and Red Hat Linux (RHEL) Server, Active Directory, VMware, Group Policy, and Windows endpoints. This role involves maintaining and troubleshooting enterprise IT infrastructure to ensure optimal performance, security, and availability.

As a systems engineer on our team, you have the chance to support, maintain, and improve enterprise Windows infrastructure in support of Booz Allen. Your technical expertise will be vital as you troubleshoot user issues, administer Windows servers and workstations, manage Active Directory and Group Policy, deploy system updates, support virtualization technologies, and ensure systems remain secure and compliant. Grow your skills by combining system administration, customer support, and security best practices to maintain reliable services supporting mission-critical operations. Join our team and help turn technical challenges into solutions that keep our users productive.

This is an opportunity to gain experience in enterprise Windows and RHEL administration, VMware virtualization, Active Directory, enterprise endpoint management, and secure classified IT operations. We focus on growing as a team, so we'll share techniques, work through challenges, and develop new methodologies together. Work with us and resolve daily challenges as we improve the reliability, security, and performance of Booz Allen's enterprise computing environment.

Join us. The world can’t wait.

• Experience administering and troubleshooting RHEL 8 and RHEL 9 in enterprise or classified environments, including system hardening, SELinux, firewall management, logging, and secure configuration baselines

• Experience assisting in managing and maintaining Windows Server 2019 or 2022 systems, including configuration, patching, monitoring, and troubleshooting

• Experience administering Windows Server OS 2019 or 2022, RHEL Server, VMware, vSphere 8, Active Directory, and Group Policy in a secure or enterprise environment

• Experience with server room or data center environments

• Experience performing OS‑level troubleshooting, including service failures, performance issues, and hardware or virtualization interactions across Linux and Windows

• Experience with automation or configuration management tools such as Ansible or basic PowerShell for cross‑platform task automation

• Ability to support system deployment, security hardening, and ongoing maintenance of both Windows and RHEL systems within classified networks

• TS/SCI clearance with a polygraph

• HS diploma or GED

• DoD 8570 IAT Level II Certification such as Security+ CE Certification

• Experience supporting web applications and documenting technical processes or troubleshooting steps

• Experience with tools such as Splunk, McAfee e Policy Orchestrator (ePO), and Domain Controller technologies

• Knowledge of PowerShell, Bash, or Python scripting tools to automate tasks

• Ability to learn and apply technical research to solve problems

• Ability to communicate clearly with teammates and leadership in both written and verbal formats

• Ability to display a problem‑solving mindset and willingness to collaborate in a team setting

• Microsoft Certified: Windows Server Hybrid Administrator Associate, Microsoft Certified: Azure Administrator Associate, CompTIA Network+, CompTIA Linux+, Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE), VMware Certified Professional - Data Center Virtualization (VCP‑DCV), or Cisco Certified such as CCNA Certification

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required.

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 $86,800.00 to $198,000.00 (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.

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. 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.

AI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in-person or virtual) is prohibited unless permission is explicitly provided.

Our people-first culture prioritizes the benefits of collaboration, whether it occurs in person or virtually. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.

• Remote: If this position is listed as remote, there may still be occasions when you are required to work in person at a Booz Allen or customer facility.

• Hybrid: If this position is listed as hybrid, you will be expected to work from a Booz Allen facility frequently, in alignment with leadership expectations and the needs of the role. You may also be required to work from or visit a customer facility.

• Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

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.