Cybersecurity Engineer, Senior

Cybersecurity Engineer, SeniorThe Opportunity:At Booz Allen, you’ll join a team united by a shared purpose: empowering people to change the world. You’ll work alongside engineers, analysts, and mission partners to build and strengthen the systems relied on by national‑security, federal, and commercial clients. As a senior Cybersecurity Engineer, you will support mission‑critical intelligence systems that require rigorous cybersecurity practices, strong systems‑engineering discipline, and effective collaboration across classified environments. Your expertise will help evaluate, secure, and modernize the complex technical ecosystems that our mission partners depend on. What You’ll Work On:Conduct cybersecurity and technical assessments across Mosaic applications, delivering RMF‑aligned findings and recommended mitigation strategies. Support the development of SOPs and training documentation, including technical modules and self‑help materials. Evaluate system architectures, integrations, and technology stacks to identify vulnerabilities, modernization opportunities, and secure‑design gaps. Support virtualization and containerization environments such as Kubernetes, including lifecycle management, tuning, and resource planning. Develop system documentation, architecture diagrams, and engineering recommendations to support mission readiness. Automate testing, monitoring, and operational workflows using Python and PowerShell. Collaborate with DevOps, cloud, and systems‑engineering teams to incorporate secure design principles and AWS capabilities. Troubleshoot virtualized, networked, cloud, and mobile systems supporting Mosaic operations.Join us. The world can’t wait.You Have:5+ years of experience in cybersecurity, network engineering, or systems engineering within classified environmentsExperience conducting security assessments, identifying vulnerabilities, and performing RMF‑aligned analysisExperience customizing NIST SP 800‑53 controls for complex or air‑gapped system architecturesExperience with containerization platforms such as AWS or Kubernetes Experience with Linux distributions such as Kali, RedHat, and CentOSExperience scripting and automating using Python and PowerShellExperience generating SOPs, system documentation, and technical artifactsAbility to effectively communicate collaborate with cross‑functional mission stakeholdersTS/SCI clearance with a polygraphBachelor’s degreeNice If You Have:Experience supporting Intelligence Community mission partnersExperience with reverse engineering, vulnerability research, or in‑depth product analysisExperience with the A&A processClearance: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.CompensationAt 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 $69,400.00 to $158,000.00 (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 StatementAs 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.Candidate AI Usage PolicyAI 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. Work ModelOur 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.Commitment to Non-DiscriminationAll 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.SummaryLocation: Chantilly, VAType: Full time