Senior Windows System Administrator Jobs (NOW HIRING)

Job Description
Remote Work:
Hybrid
Job Number:
R0239136
Location:
McLean,VA,US
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Windows System Administrator
The Opportunity:
As a Senior Windows Systems Administrator, you will support the reliability, security, and optimization of enterprise infrastructure within the Department of Veterans Affairs' environment. You will administer, monitor, and maintain Windows-centric enterprise systems, supporting Linux dependencies, storage platforms, backup solutions, and reporting tools that enable mission-critical applications and data services.
In this role, you will maintain a holistic understanding of applications, operating systems, hardware, and software dependencies. You will provide guidance on overall system design, support network and infrastructure integration, manage patching and lifecycle updates across lower environments while supporting production stability as needed. You will troubleshoot complex issues to meet customer needs and serve as backup support to the lead System Administrator and Architect, ensuring continuity of operations and reducing reliance on a single technical resource, particularly as the program evolves toward hybrid and cloud-native architecture patterns.
You will work closely with application teams, infrastructure engineers, and security stakeholders to ensure system availability, performance, and compliance. This includes managing on-premises and hybrid infrastructure, proactively identifying risks, and implementing improvements that enhance stability, security, and operational efficiency across the environment.
Join us. The world can't wait.
You Have:

• 6+ years of experience in Information Technology
• 3+ years of experience administering and supporting Windows systems, including system configuration, operational procedures, performance tuning, troubleshooting, and lifecycle management
• 2+ years of experience supporting enterprise infrastructure environments, including servers, storage, backup, and monitoring platforms
• Experience with storage platforms using HP Storage Essentials, 3PAR, or EVA performance tooling to monitor availability, utilization, and capacity
• Experience managing SAN environments using HP B-Series SAN Network Advisor to ensure reliable connectivity, optimal throughput, and fault resolution
• Experience implementing and maintaining enterprise backup and recovery solutions using HP Data Protector, Microsoft DPM, and Commvault for data protection, disaster recovery, and compliance
• Experience with enterprise monitoring and reporting tools, including SolarWinds
• Experience with scripting and automation using tools such as PowerShell or Bash
• Ability to obtain and maintain a Public Trust or Suitability/Fitness determination based on client requirements
• Bachelor's degree

Nice If You Have:

• Experience supporting regulated or government environments, including compliance with federal security and audit requirements
• Experience administering RHEL, CentOS, and Linux-based SAS 9.x environments
• Experience supporting Hadoop 3.x platforms in enterprise or analytical environments
• Experience with Microsoft Forefront Threat Management Gateway (TMG) and enterprise perimeter security controls
• Experience supporting data analytics or reporting platforms in large-scale enterprise environments
• Experience working with cross-functional application and infrastructure teams to resolve complex system issues
• Experience supporting legacy and modernized systems in transition or hybrid environments
• Knowledge of storage networking concepts, SAN architectures, and performance optimization
• Ability to provide operational leadership and mentorship to junior administrators
• Possession of strong verbal and written communication skills

Vetting:
Applicants selected will be subject to a government investigation and may need to meet eligibility requirements of the U.S. government client.
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 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.
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