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Cross Domain Platform System Administrator, Senior

Company:
Booz Allen Hamilton
Location:
Columbia, MD
Posted:
May 09, 2025
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Description:

Cross Domain Platform System Administrator, Senior

The Opportunity:

Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense? We’re looking for a Cross Domain Platform System Administrator to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment that supports critical cybersecurity mission customers.

As a Linux system administrator on our project, you’ll constantly look for ways to make the infrastructure better using the latest technology and the best implementation strategies. You’ll recommend technologies and approaches to improve platform security and comply with security controls. You’ll provide your customers insight into their network through monitoring and performance management. Your technical expertise will be vital as you identify problem areas and opportunities for improvement in a mission critical network. You’ll help your team better understand the network by turning metrics into information and explaining their meaning. We focus on growing as a team, so you’ll share your expertise through leadership and mentoring as you help the team work through challenges and develop new methodologies. As a technical leader, you’ll identify new opportunities to modernize the network to help your customers meet their needs. Join our team and solve daily challenges as we improve cross domain.

Join us. The world can’t wait.

You Have:

3+ years of experience with Red Hat Enterprise Linux or CentOS

Experience with GIT

Experience managing virtual machines and VMware ESXi

Knowledge of Linux firewalls, Linux RPMs, networking configuration, and DNS

TS/SCI clearance with a polygraph

Bachelor’s degree in a CS or IT field and 5+ years of experience with systems or network administration, or 10+ years of experience with systems or network administration in lieu of degree

Ability to obtain a DoD 8570.1 IAT Level II Compliant Certification within 60 days of start date

Nice If You Have:

Experience with AWS

Experience managing systems using Infrastructure as Code technologies, including Salt, Ansible, Puppet, PowerShell, Chef, and Terraform

Experience with Python

Experience with NiagraFiles

Knowledge of bi-directional network transfer systems

DoD 8570.1 IAT Level II Compliant Certification

Clearance:

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.

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.

CMD

R0219640

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