System Administrator

Booz Allen Hamilton; Columbia (MD); On-site; USD 77,600 - 176,000; Full time

Job summary

Booz Allen Hamilton is seeking a System Administrator in Maryland to design, deploy, and maintain Cross Domain Solutions for critical cybersecurity missions.

As a Linux System Administrator, you will optimize infrastructure, implement secure configurations, and mentor the team while evaluating new technologies to improve speed and reliability. DoD 8570.1 IAT II certification must be obtained within 60 days.

Qualifications

• 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 CS or IT or 5+ years of related experience, or 10+ years without degree.
• Ability to obtain DoD 8570.1 IAT Level II Certification within 60 days of start date.

Responsibilities

• Design, deploy, and maintain Cross Domain Solutions for enterprise DoD environment.
• Improve platform security, stability, reliability and ensure cybersecurity controls compliance.
• Monitor performance, turn metrics into insights, and guide architectural improvements.
• Provide leadership and mentorship to team; drive modernization and faster problem resolution.

Skills

Red Hat Enterprise Linux/CentOS

GIT

VMware ESXi

Linux firewalls/DNS

TS/SCI clearance with poly

DoD 8570.1 IAT II certification within

AWS (Nice to have)

Education

Bachelor's degree in CS or IT

5+ years expr in systems/net admin or 10+ years no degree

Tools

VMware ESXi

Job description

Job Number: R0236262

System Administrator

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 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, stability, reliability and comply with security controls. You'll recommend improvements and architecture changes to dramatically improve speed and performance. 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 a degree
• Ability to obtain 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 or Terraform
• Experience with Python
• Experience with Apache NiFi or 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.

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.