windows linux systems administrator - ts/sci with polygraph Jobs

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Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

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San Antonio, Texas, USA

Full-time

General information Job Posting Title Senior AWS Cloud Systems Operations Administrator Date Tuesday, July 15, 2025 City San Antonio State TX Country United States Working time Full-time Description & Requirements Maximus is seeking a Senior AWS Cloud Systems Operations Administrator focused on managing AWS workloads, overseeing system deployment, security, and compliance. This administrator will use AWS tools to ensure systems run efficiently, troubleshooting as needed. Their expe

Sr. Systems Administrator TS/SCI PolyJob Title - Sr. Systems Administrator TS/SCI Poly

LeidosCompany Name - Leidos

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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,

Senior Splunk Engineer, Sacramento, CA , Hybrid, $60/HR (Locals Only)Job Title - Senior Splunk Engineer, Sacramento, CA , Hybrid, $60/HR (Locals Only)

FASTRA LLCCompany Name - FASTRA LLC

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Sacramento, California, USA

Contract, Third Party

REQUIREMENTS: * Experience working with Splunk APIs and integration of other cloud/on-premise API endpoints using python, ansible, salt, and other tools * Experience working with bash, batch scripts * Experience deploying/managing Splunk indexer clusters and search head clusters * Deployment experience with migrating brown-field 3rd party SIEM deployments to Splunk Cloud SIEM * Strong Linux & Windows system administration and engineering skills; Hands-on experience with administering servers fro

Senior Specialist, Cyber Infrastructure Systems Engineer Secret - Colorado Springs, COJob Title - Senior Specialist, Cyber Infrastructure Systems Engineer Secret - Colorado Springs, CO

L3Harris TechnologiesCompany Name - L3Harris Technologies

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Melbourne, Florida, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

System Administrator 3Job Title - System Administrator 3

Judge Group, Inc.Company Name - Judge Group, Inc.

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Edmundson, Missouri, USA

Contract

Location: Edmundson, MO Salary: Negotiable Description: Our client is currently seeking a System Administrator 3 System Administrator Location: Berkeley, MO Duration: 12 plus months Clearance: Active Secret Clearance Role Overview This position supports multiple U.S. Department of Defense programs and plays a vital role in ensuring the functionality, performance, and security of complex computing environments. The System Administrator will contribute to the installation, configuration, an

Sr. System Administrator TS/SCI PolyJob Title - Sr. System Administrator TS/SCI Poly

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Specialist, Cyber Infrastructure Systems Engineer Secret - Colorado Springs, CO 1Job Title - Specialist, Cyber Infrastructure Systems Engineer Secret - Colorado Springs, CO 1

L3Harris TechnologiesCompany Name - L3Harris Technologies

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Colorado Springs, Colorado, USA

Full-time

Systems AdministratorJob Title - Systems Administrator

General DynamicsCompany Name - General Dynamics

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McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Storage Management, Unix, Windows Management Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Sr Systems Administrator with GDIT. A career in enterpr

Systems AdministratorJob Title - Systems Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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McLean, Virginia, USA

Full-time

Systems AdministratorJob Title - Systems Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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McLean, Virginia, USA

Full-time

Sr. Software Engineer-Automated Test Framework TS/SCI PolyJob Title - Sr. Software Engineer-Automated Test Framework TS/SCI Poly

LeidosCompany Name - Leidos

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Alexandria, Virginia, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software Engineer 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% c

Automated Test Framework Software Engineer TS/SCI PolyJob Title - Automated Test Framework Software Engineer TS/SCI Poly

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for an Automated Test Framework Software Engineer 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

Senior Systems AdministratorJob Title - Senior Systems Administrator

LeidosCompany Name - Leidos

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Laurel, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior 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 immediate v

Systems Administrator (Linux)Job Title - Systems Administrator (Linux)

Thermo Fisher ScientificCompany Name - Thermo Fisher Scientific

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Morrisville, North Carolina, USA

Full-time

Work Schedule Standard (Mon-Fri) Environmental Conditions Able to lift 40 lbs. without assistance Job Description At Thermo Fisher Scientific, you'll discover meaningful work that makes a positive impact on a global scale. Join our colleagues in bringing our Mission to life - enabling our customers to make the world healthier, cleaner and safer. We provide our teams with the resources needed to achieve individual career goals while taking science a step beyond through research, development an

Senior Linux Systems Administrator - 10k Sign on BonusJob Title - Senior Linux Systems Administrator - 10k Sign on Bonus

LeidosCompany Name - Leidos

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Aurora, Colorado, 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

Splunk System AdministratorJob Title - Splunk System Administrator

Medline Industries, LPCompany Name - Medline Industries, LP

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Northbrook, Illinois, USA

Full-time

Job Summary The Splunk System Administrator will manage, maintain and support an enterprise level Splunk Cloud installation. You will act as Splunk Subject Matter Expert (SME), configure and maintain Splunk, analyze performance data, and provide insights to improve monitoring of Medline applications. Job Description This is a Work-From-Home position. You will be required to be on site 1 day per month. As part of the Service Management Office, your primary goal is availability. In your role

Senior Linux Systems AdministratorJob Title - Senior Linux Systems Administrator

Cornerstone DefenseCompany Name - Cornerstone Defense

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No location provided

Full-time

Type: Contract Job #3699 Senior Linux Systems Administrator Aurora, CO Active TS/SCI with Poly Compensation Range: $125,000 - $145,000 Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use thei

Systems AdministratorJob Title - Systems Administrator

Kforce Technology StaffingCompany Name - Kforce Technology Staffing

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Orlando, Florida, USA

Full-time

RESPONSIBILITIES: Kforce has a client in Orlando, FL that is seeking a Systems Administrator. Summary: The Systems Administrator (Scheduler) plays a vital role in maintaining the stability and performance of an organization's IT infrastructure. The purpose of this position is to update, maintain, and monitor automated processes in CA Workload Automation. Employees in this position will be expected to analyze workflows and metrics and use scripting technologies to ensure optimal execution of wor

Systems AdministratorJob Title - Systems Administrator

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

Leidos program has a dynamic opening for a System Administrator with multi-discipline experience to work at our customer site. This is an opportunity to use your expertise to support production of multimedia products in the planning, development, testing, certification, implementation, and maintenance of current and future Apple and Windows based multimedia systems, applications, and networks crossing multiple domains. Primary Responsibilities: Take initiative and exercise resourcefulness to i

Network Architecture EngineerJob Title - Network Architecture Engineer

LeidosCompany Name - Leidos

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Bethesda, Maryland, USA

Full-time

Join Our Innovative Team at Leidos! Ready to break away from the ordinary and dive into an extraordinary career? At Leidos' High Fidelity Simulation Business Area, we're not just building systems-we're revolutionizing the future of naval simulation, training, and analysis for the US Navy. Imagine being part of a team where your work directly redefines naval capabilities. That's the Leidos experience. Position Overview Leidos is seeking a mid-level Network Architecture Engineer to support the