Linux Systems Administrator

Posted 5 Days Ago
Be an Early Applicant
Annapolis Junction, MD, USA
In-Office
149K-201K Annually
Expert/Leader
Aerospace • Information Technology • Professional Services • Security • Software
The Role
Operate and maintain enterprise Linux and Windows systems, manage virtualization and monitoring tools, automate tasks with scripts and system automation, enforce security best practices, and support mission-critical government IT infrastructure with an active TS/SCI+Poly clearance.
Summary Generated by Built In

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

None

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Linux, Microsoft Windows, Software Updates, Virtual Environments, Virtualization Technologies

Certifications:

Security Certified Network Professional (SCNP) | Security Certified Network Professional (SCNP) - Security Certified Network Professional (SCNP)

Experience:

10 + years of related experience

US Citizenship Required:

Yes

Job Description:

SYSTEMS ADMINISTRATOR SME
Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator SME and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.
MEANINGFUL WORK AND PERSONAL IMPACT
As a Systems Administrator SME, the work you’ll do at GDIT will be impactful to the mission of the US Department of War.
WHAT YOU’LL NEED TO SUCCEED
Bring your technology expertise and drive for innovation to GDIT. The Systems Administrator SME must have:
● Education: Technical Training, Certification(s) or Degree
● Experience: 10+ years of related experience with a
● Technical skills:

  • Knowledge of Linux and Windows operating systems and command-line interface (CLI)

  • Some familiarity in scripting languages (e.g Bash, PowerShell)

  • Experience with system automation tools (e.g. Active Directory, Group Policy for Windows)

  • Knowledge of network protocols and services (e.g. TCP/IP, DNS, DHCP)

  • Familiarity with virtualization technologies (e.g. VMWare, KVM, Docker for Linux; Hyper V, VMWare for Windows

  • Some experience with monitoring and logging tools (e.g. Splunk, Zabbix, ELK)

  • Understanding of security best practices and protocols

● Security clearance level: Active TS/SCI w/ Polygraph
● US citizenship required
GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
● Growth: AI-powered career tool that identifies career steps and learning opportunities
● Support: An internal mobility team focused on helping you achieve your career goals
● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
● Community: Award-winning culture of innovation and a military-friendly workplace
OWN YOUR OPPORTUNITY
Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

#IntelligenceEngineered

#MD_2026Alumni

The likely salary range for this position is $148,750 - $201,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

None

Telecommuting Options:

Onsite

Work Location:

USA MD Annapolis Junction

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

 



Our Identity Verification Process:

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 virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Skills Required

  • Active TS/SCI with Polygraph
  • US citizenship
  • 10+ years related experience
  • Technical training, certification(s), or degree
  • Security Certified Network Professional (SCNP) certification
  • Knowledge of Linux and Windows operating systems and CLI
  • Familiarity with scripting languages (Bash, PowerShell)
  • Experience with system automation tools (Active Directory, Group Policy)
  • Knowledge of network protocols and services (TCP/IP, DNS, DHCP)
  • Familiarity with virtualization technologies (VMware, KVM, Docker, Hyper-V)
  • Experience with monitoring and logging tools (Splunk, Zabbix, ELK)
  • Understanding of security best practices and protocols

General Dynamics Information Technology Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about General Dynamics Information Technology and has not been reviewed or approved by General Dynamics Information Technology.

  • Affordable Benefits Pay and benefits are described as good or okay in multiple places, and the overall package is often portrayed as acceptable even when base pay is not viewed as top-tier.
  • Healthcare Strength Medical, dental, and vision plan options are presented as comprehensive, with additional protections like disability and life insurance contributing to a well-rounded health and protection offering.
  • Retirement Support A 401(k) plan with company match is consistently highlighted as part of the total rewards package, supporting longer-term financial planning.

General Dynamics Information Technology Insights

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The Company
HQ: Falls Church, VA
21,625 Employees

What We Do

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

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