System Administrator Jobs in Washington

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221 - 240 of 416 Jobs

ServiceNow Software Developer

SAIC

•

Maryland, USA

Full-time

Job ID: 2504911 Location: ANNAPOLIS JUNCTION, MD, US Date Posted: 2025-04-24 Category: Software Subcategory: SW Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description SAIC has an immediate and funded opening on an exciting program in Annapolis Junction for a junior/mid-level Software Engineer! In this role you will develop, maintain, and enhance complex
Posted 60+ days ago | Updated 4 hours ago

Sr. Systems Administrator TS/SCI Poly

Leidos

•

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a System Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting,
Posted 9 days ago | Updated 6 hours ago

Linux Systems Administrator (Tier I)

American Systems Corporation

•

Arlington, Virginia, USA

Full-time

Overview AMERICAN SYSTEMS is a 100% employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities This job requisition is for potential upcoming work at AMERICAN SYSTEMS and does not represent a current opening. Qualified candidates will be contacted when the work becomes available. As a Tier I Linux S
Posted 60+ days ago | Updated 6 hours ago

Senior Systems Engineer Level_IV

General Dynamics

•

Laurel, Maryland, 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 Engineering Job Qualifications: Skills: Complex Systems, Information Technology (IT) Systems, Linux, Systems Design, Systems Engineering Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: The Senior Systems Engineer IV shall
Posted 49 days ago | Updated 6 hours ago

Platform/Infrastructure Engineer

Nightwing

•

Sterling, Virginia, 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
Posted 38 days ago | Updated 6 hours ago

Network Operations Technician

TEKsystems

•

Remote or Fort Belvoir, Virginia, USA

Full-time

Job Description: Leidos is seeking a Sr. Network/System Technician to support monitoring large-scale operations on a high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA's Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA's internal and external mission partners operating in CONUS and OCONUS locations. The candidate will obtain and mainta
Posted 2 days ago | Updated 6 hours ago

Senior Vulnerability Analyst - Washington, DC - Duration: Long Term Contract

Technogen, Inc.

•

Washington, District of Columbia, USA

Contract

TECHNOGEN, Inc. is a Proven Leader in providing full IT Services, Software Development and Solutions for 15 years. TECHNOGEN is a Small & Woman Owned Minority Business with GSA Advantage Certification. We have offices in VA; MD & Offshore development centers in India. We have successfully executed 100+ projects for clients ranging from small business and non-profits to Fortune 50 companies and federal, state and local agencies. Hello, I am Kishore Mandaloju from TechnoGen Inc., we are collabora
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Posted 13 hours ago | Updated 4 hours ago

Network Operations Technician

TEKsystems c/o Allegis Group

•

Fort Belvoir, Virginia, USA

Full-time

Job Description: Leidos is seeking a Sr. Network/System Technician to support monitoring large-scale operations on a high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA's Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA's internal and external mission partners operating in CONUS and OCONUS locations. The candidate will obtain and mainta
Posted 4 days ago | Updated 3 hours ago

Senior Systems Engineer Level_IV

General Dynamics Information Technology

•

Laurel, Maryland, 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 Engineering Job Qualifications: Skills: Complex Systems, Information Technology (IT) Systems, Linux, Systems Design, Systems Engineering Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: The Senior Systems Engineer IV shall
Posted 55 days ago | Updated 4 hours ago

Senior Systems Engineer Level_IV

General Dynamics Information Technology

•

Laurel, Maryland, 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 Engineering Job Qualifications: Skills: Complex Systems, Information Technology (IT) Systems, Linux, Systems Design, Systems Engineering Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: The Senior Systems Engineer IV shal
Posted 55 days ago | Updated 3 hours ago

SharePoint Administrator

Leidos

•

Suitland-Silver Hill, Maryland, USA

Full-time

Leidos National Security Sector has an opening for an upcoming SharePoint Administrator to join our team supporting the Kennedy Maritime Analysis Center at the National Maritime Intelligence Center in Suitland, MD. This is an exciting opportunity to work alongside forward-thinking, highly motivated professionals delivering critical intelligence support for our Navy customer. In this role, you will provide SharePoint site management and support, ensuring seamless operations across multiple class
Posted 58 days ago | Updated 6 hours ago

Software Engineer II

General Dynamics Information Technology

•

Maryland, 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: Software Engineering Job Qualifications: Skills: Process Development (PD), Software Components, Software Design, Software Development, Software Systems Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: The Software Engineer develop
Posted 5 days ago | Updated 3 hours ago

Software Engineer II

General Dynamics Information Technology

•

Maryland, 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: Software Engineering Job Qualifications: Skills: Process Development (PD), Software Components, Software Design, Software Development, Software Systems Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: The Software Engineer develop
Posted 5 days ago | Updated 3 hours ago

Software Engineer II

General Dynamics Information Technology

•

Maryland, 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: Software Engineering Job Qualifications: Skills: Process Development (PD), Software Components, Software Design, Software Development, Software Systems Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: The Software Engineer develops
Posted 5 days ago | Updated 4 hours ago

Software Engineer II

General Dynamics Information Technology

•

Maryland, 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: Software Engineering Job Qualifications: Skills: Process Development (PD), Software Components, Software Design, Software Development, Software Systems Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: The Software Engineer develops
Posted 5 days ago | Updated 4 hours ago

Splunk Developer

Leidos

•

Alexandria, Virginia, USA

Full-time

Description Unleash Your Potential At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer's 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. Our Mission, Vision, and Values guide the way we do business. If this sounds like an environment where you can thrive, keep readin
Posted 17 hours ago

NCIS ServiceNow Developer | Active Secret clearance

General Dynamics Information Technology

•

Quantico, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: ServiceNow Agile Development, ServiceNow Configuration Management Database (CMDB), ServiceNow Release Management Certifications: Security+ CE - CompTIA Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as
Posted 1 day ago | Updated 2 hours ago

Linux Systems Administrator

Booz Allen Hamilton

•

Bethesda, Maryland, USA

Full-time

Job Number: R0218704 Linux Systems 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 U.S. Federal Government? We're looking for a Cross Domain Spe cia list to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment. As a Linux System Administrator on our project, you'll constantly look for ways to make the infrastructure b
Posted 60+ days ago | Updated 7 hours ago

Software Developer (Systems Software), TS/SCI with Polygraph

General Dynamics

•

Chantilly, 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: Software Development Job Qualifications: Skills: Atlassian Confluence, Atlassian JIRA, Microsoft Products, RESTful Web Services Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a Soft
Posted 17 days ago | Updated 6 hours ago

Senior Linux Systems Administrator

Leidos

•

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed
Posted 60+ days ago | Updated 6 hours ago