Senior Security Engineer Jobs in Nevada (NOW HIRING)

Endpoint Security Engineer
The Opportunity:
We are seeking a cybersecurity professional who can perform security operations, endpoint security, and incident response within large-scale enterprise environments. The ideal candidate will be deploying and maturing EDR platforms, enhancing detection coverage, and strengthening security workflows. This role requires a practitioner who has supported complex and distributed environments, contributed to operational reliability, and improved detection and response processes through refined logic, increased visibility, and optimized tooling.
The candidate must demonstrate a strong ability to investigate and remediate security incidents, conduct proactive threat hunting, and perform detailed root cause analysis. Experience tuning detection rules, engineering advanced logging configurations, and contributing to incident response playbooks is essential. Familiarity with key frameworks, including MITRE ATT&CK, CIS Benchmarks, NIST standards, and federal maturity and compliance models will support success in this role.
This position is ideal for an individual who excels at cross-functional collaboration, clear documentation, and continuous improvement of security operations. The candidate should be comfortable working with modern EDR, SIEM, and automation platforms and demonstrate a strong commitment to maintaining service uptime and driving maturation of security capabilities.
What You'll Work On:

• Build strong relationships across teams and communicate complex security concepts to a wide range of audiences, including senior leadership.
• Implement infrastructure and cybersecurity controls that enhance detection, improve vulnerability insights, and strengthen event correlation across large enterprises.
• Conduct risk and vulnerability assessments across network, system, and application layers, leveraging big-data analytics and traditional security event types to identify advanced threats and indicators of compromise.

You Have:

• Experience with incident response, threat detection, root cause analysis, and security operations within large-scale enterprise environments
• Experience applying CIS Benchmarks, NIST standards, CMMC requirements, CDM EDR criteria, and the CISA EDR Maturity Model to strengthen enterprise security posture
• Experience developing and refining detection logic, tuning SIEM rules, and leveraging industry frameworks such as MITRE ATT&CK to strengthen detection accuracy
• Knowledge of endpoint detection and response (EDR) concepts, including deployment, tuning, and optimization across extensive endpoint fleets
• Knowledge of leading security tools, including Palo Alto, SentinelOne, CrowdStrike Falcon, Symantec, and Splunk
• Ability to support and enhance operational workflows, documentation, and clear reporting for technical and non-technical stakeholders
• Ability to obtain a Secret clearance
• Bachelor's degree in Computer Science

Clearance:
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information.
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 $99,000.00 to $225,000.00 (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 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 Policy
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.
Work Model
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.

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.