Principal Linux Systems Administrator Jobs

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SAP NS2 Senior Cloud Engineer/Systems Administrator - Onsite - Chantilly, VA

SAP Americas, Inc.

Herndon, Virginia, USA

Full-time

We help the world run better At SAP, we enable you to bring out your best. Our company culture is focused on collaboration and a shared passion to help the world run better. How? We focus every day on building the foundation for tomorrow and creating a workplace that embraces differences, values flexibility, and is aligned to our purpose-driven and future-focused work. We offer a highly collaborative, caring team environment with a strong focus on learning and development, recognition for your i

Systems Administrator (IT Program Services)

Nightwing

Annapolis, Maryland, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Sr. Systems Administrator

MSITEK LLC

Herndon, Virginia, USA

Contract

- 5+ years of experience in an IT enterprise System Admin role or Cloud Admin position - 4+ years with PowerShell scripting for automation, extremely fluent in PowerShell and command lines - Experience with Windows firewalls - Expert level Microsoft Azure Administrator - Expert level Windows admin skills (Active Directory, DNS, Group Policy) - Security Clearance or ability to get a Clearance Nice to Have Skills and Experience -Bachelors in Computer Science - Professional industry certifications

Systems Administrator

Leidos

Honolulu, Hawaii, USA

Full-time

The Leidos National Security Sector is seeking a highly skilled PACAF C5ISRO Systems Engineer to join our team at Hickam Air Base, Hawaii. This position demands a seasoned professional capable of analyzing, designing, and implementing C5ISR JWICS systems capabilities. The successful candidate will also be responsible for developing integration and implementation plans, evaluating both Commercial and Government Off-The-Shelf (COTS/GOTS) hardware and software applications, and supporting system op

Systems Administrator, Senior (MSO)

General Dynamics Information Technology

Livermore, California, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: IT Networking, Networking, Networking Support Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Systems Administrator/Mission Support Operator - $10K Sign-on bonus * Classified work and therefore must be on-

Systems Administrator, Senior (MSO)

General Dynamics

Livermore, California, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: IT Networking, Networking, Networking Support Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Systems Administrator/Mission Support Operator - $10K Sign-on bonus *Classified work and therefore must be on-si

Systems Engineer (Linux, Kubernetes)

Reliable Software Resources

Cheyenne, Wyoming, USA

Contract

Systems Engineer Location :: Hybrid: Cheyenne, Wyoming Duration :: Long Term Job Description Must Have Skills: 2+ years of professional experience, ideally within an enterprise environment supporting high volumes of tickets and incidences.Must have experience as an engineer resolving T1, T2, and T3 ticketsPlatform Support specifically within Linux is primary focusScripting knowledge is helpful: Shell Scripting, Python Scripting, PowerShell ScriptingTracking tickets within JIRA and updating com

Systems Administrator- TS/SCI with Polygraph

General Dynamics Information Technology

Springfield, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Information Technology (IT), Linux, System Administration Certifications: Security+ CE - CompTIA Experience: 1 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a Sys

Systems Sustainment Administrator - Night

SAIC

Suffolk, Virginia, USA

Full-time

Job ID: 2502778 Location: SUFFOLK, VA, US Date Posted: 2025-03-05 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-time Shift: Night Job Travel: Yes, 25 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is looking for a Systems Engineer to serve as a Systems Administrator with experience in US Navy IT networks to support the sustained operation and maintenance of

Systems Sustainment Administrator - Evening

SAIC

Suffolk, Virginia, USA

Full-time

Job ID: 2502776 Location: SUFFOLK, VA, US Date Posted: 2025-03-05 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-time Shift: Evening Job Travel: Yes, 25 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is looking for a Systems Engineer to serve as a Systems Administrator with experience in US Navy IT networks to support the sustained operation and maintenance o

Senior Systems Sustainment Administrator - Evening

SAIC

Suffolk, Virginia, USA

Full-time

Job ID: 2502771 Location: SUFFOLK, VA, US Date Posted: 2025-07-07 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-time Shift: Evening Job Travel: Yes, 25 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is looking for a Senior Systems Engineer to serve as a Senior Systems Administrator with experience in US Navy IT networks to support the sustained operation and

Systems Administrator- TS/SCI with Polygraph

General Dynamics

Springfield, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Information Technology (IT), Linux, System Administration Certifications: Security+ CE - CompTIA Experience: 1 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a Syste

Systems Administrator - Hunt Valley

Textron, Inc.

Maryland, USA

Full-time

Job Summary: System Administrators collaborate with a diverse team to support classified information systems. Success in this role means you can develop, implement, and maintain secure, cost-efficient environments supporting the warfighters. Program teams rely on your collaboration and guidance to define computing requirements and develop solutions to solve infrastructure problems. Knowledge of Windows and Linux desktop and server operating systems is required. The System Administrator is respon

Linux Systems Engineer

General Dynamics Information Technology

Springfield, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Kubernetes, Linux, Systems Engineering Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Linux Systems Engineer A Linux Systems Engineer is responsible for building and automating

Senior Systems Administrator

Leidos

Chantilly, Virginia, USA

Full-time

Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. The Leidos National Security Sector (NSS) combines technology-enabled services and mission software capabilities in th

ACAS Cyber Systems Administrator - Hanscom AFB

Apex Systems

Bedford, Massachusetts, USA

Full-time

Job#: 2065926 Job Description: Good Morning Team, Peraton is looking to add (11) ACAS Cyber Systems Administrators to their team in multiple locations supporting the SIPRnet contract. (6) positions will be the Mid BR listed below and (5) will be the Sr. BR listed below. This position is contingent upon award which will be before March 1, 2025. The HM wants to review candidates and is willing to extend offers contingent on award. ACAS Cyber System Administrator BH #: A, B, C or D req: D Why?

DevOps Systems Administrator

Cymertek Corporation

Annapolis, Maryland, USA

Full-time

DevOps Systems Administrator LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and skilled **DevOps Systems Administrator** to join our team and play a crucial role in streamlining our development and operations processes. In this role, you will manage and maintain our infrastructure, ensuring smooth and efficient deployment pipelines, automating workflows, and enhancing syst

DevOps Systems Administrator

Cymertek Corporation

Aurora, Colorado, USA

Full-time

DevOps Systems Administrator LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and skilled **DevOps Systems Administrator** to join our team and play a crucial role in streamlining our development and operations processes. In this role, you will manage and maintain our infrastructure, ensuring smooth and efficient deployment pipelines, automating workflows, and enhancing system reliabili

DevOps Systems Administrator

Cymertek Corporation

Chantilly, Virginia, USA

Full-time

DevOps Systems Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and skilled **DevOps Systems Administrator** to join our team and play a crucial role in streamlining our development and operations processes. In this role, you will manage and maintain our infrastructure, ensuring smooth and efficient deployment pipelines, automating workflows, and enhancing system reliab

DevOps Systems Administrator

Cymertek Corporation

Reston, Virginia, USA

Full-time

DevOps Systems Administrator LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and skilled **DevOps Systems Administrator** to join our team and play a crucial role in streamlining our development and operations processes. In this role, you will manage and maintain our infrastructure, ensuring smooth and efficient deployment pipelines, automating workflows, and enhancing system reliabili