1788 senior systems administrator jobs found

Saalex is seeking a in Senior Systems Administrator in Camarillo, CA. Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics Services, Data Analytics and Business Intelligence Services and Information Technology Services. Position Type: Full-Time Salary: $162k annually (depending on experience) Work Location: Onsite. Essential Functions: Responsible for the planning, design, implementation, and sustainment of server and domain infrastructure systems. The ideal candidate will monitor and manage systems to ensure optimal performance and plan for future growth and enhancements. Responsibilities include but are not limited to: Plan, design, and implement server and domain infrastructure systems to meet organizational needs. Maintain systems certifications related to server operating systems (e.g., Microsoft Certified Windows Server Hybrid Administrator Associate)....

Senior Systems Administrator US-NY-New York Job ID: 2026-15284 Type: NYU IT (WS1170) # of Openings: 1 Category: Technology New York University Overview Working under the guidance of the Senior Director of Information Security and Systems, the Senior Systems Administrator plays a pivotal role in supporting NYU Steinhardts mission to lead in advancements in education and innovation. The incumbent is responsible for overseeing the monitoring and maintenance of all NYU Steinhardts core systems, applications, and infrastructure. The role will lead technical remediation efforts, ensuring high availability, security, and scalability. Responsibilities include day-to-day administration and management of both Windows and Linux Servers, identify infrastructure-related risks, respond to incidents, and ensure all services remain reliable, performant, and compliant with university standards. In addition to close collaboration with our Global Infrastructure and Information...

ARETUM Holdings LLC Description Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors. Our teams work at the intersection of strategy, technology, and transformation, helping agencies solve their most critical challenges. We believe in investing in our people and creating a culture where collaboration, inclusion, and professional growth are at the forefront. Aretum is on the lookout for a dedicated and experienced Senior Systems Administrator to join our innovative team. In this role, you will be responsible for managing and overseeing the organization's systems infrastructure, ensuring optimal performance, security, and reliability. Your expertise will be vital in supporting our mission to deliver top-tier technology solutions for our government clients. As a Senior Systems Administrator, you will be tasked with troubleshooting system issues,...

Description: Job Title: Senior Systems Administrator Department: Operations – Services  Reports To: RavenTek Project Manager Location: Hurlburt AFB, FL Schedule: Monday - Friday Hours: Full-time, 40-hours/week FLSA Status: Exempt Position Summary The Senior Systems Administrator supports AFSOC PED to provide IT support at Hurlburt Field, FL. The Senior Systems Administrator provides systems administration and IT maintenance activities to support 24/7/365 operations across all PED sites. The performance of this position is key to RavenTek's performance on the contract, and therefore RavenTek's mission to support SOCOM.   Essential Duties and Responsibilities Install, maintain, configure, and ensure integrity of computer software Implement operating system enhancements that will improve the reliability and performance of the system Provide second-tier support to end-users for PC server, mainframe applications, and hardware  Resolve problems that the...

ARKA Group L.P. ("ARKA") is an advanced technologies company serving the U.S. military, intelligence community, and commercial space industry delivering next-generation solutions to support the national security space enterprise. Built on more than six decades of excellence, ARKA brings modern approaches and a culture of innovation to the challenges of today. Join the ARKA team to learn how Beyond Begins Here. Discover your next career opportunity now! Position Overview: We are seeking a Systems Administrator to implement, maintain, and support our growing corporate and Information Technology infrastructure within a Microsoft Office 365 GCC High environment. You will be part of the Information Technology Operations team that is responsible for designing and developing scalable, maintainable, highly available Information Technology Systems that meet business objectives service requirements. Responsibilities: Managing and maintaining Data Center systems and Enterprise...

Description: Job Title: Senior Linux Systems Administrator Department: Operations – Services  Reports To: RavenTek Program Manager Location: Norfolk, VA Schedule: Monday – Friday  Hours: Full-time, 40-hours/week FLSA Status: Hourly, Nonexempt Clearance: Ability to obtain Secret level  Position Summary The Senior Linux Systems Administrator supports mission-critical maintenance and logistics applications within a collaborative team environment. This position provides system administration, cybersecurity compliance, and sustainment support for enterprise Linux and Unix-based systems across development, test, and production environments. This role ensures systems remain secure, stable, and compliant with Department of Defense cybersecurity requirements. The performance of this position is key to RavenTek's performance on the contract, and therefore RavenTek's mission to support the customer. Requirements: Essential Duties and Responsibilities...

Core4ce Senior AWS Cloud Systems Administrator 1102-383 Core4ce is seeking a AWS Cloud Systems Administrator to support cloud-based infrastructure and platform services for a Defense Health Agency (DHA) program. This role supports the operation, monitoring, and maintenance of AWS-hosted systems within a secure, regulated DoD healthcare environment. The ideal candidate is early-career, technically motivated, and developing hands-on experience with AWS cloud services, Linux/Windows administration, and automation-enabled operations, while working under the guidance of senior cloud and DevOps engineers. Key Responsibilities: Manage day-to-day AWS environments, including EC2 instances, AMIs, auto-scaling groups, VPCs, subnets, routing tables, security groups, NACLs, and load balancers Monitor system performance and availability with CloudWatch and other approved tools Provision, configure, patch, and decommission cloud resources following change processes Administer Linux...

Lynker Technologies Senior Linux Systems Administrator US-MS-Stennis Space Center Job ID: 2026-1474 Type: Full-Time # of Openings: 1 Category: Information Technology Stennis, MS - Full Address Overview Lynker Corporation is a leading provider of innovative solutions in weather and climate science. With a commitment to excellence and a passion for innovation, Lynker leverages cutting-edge technologies and scientific expertise to support the creation and delivery of improved operational weather forecasts. Lynker is seeking a talented Senior Linux Systems Administrator, who will be responsible for the servers that process data from a global network of buoys, managed by the National Data Buoy Center (NDBC). Responsibilities Duties of the Senior Linux Systems Administrator will include the following: Maintain all Linux-based servers and clients located on premises and in an AWS cloud environment. o Follow system administration best practices....

TransCore (TRN), a subsidiary of ST Engineering, is seeking a full-time Sr. Systems Administrator to join our team in the Union, New Jersey area. Job Summary: The Senior Systems Administrator provides remote and on location technical support assistance for IT facilities and to end users. Will receive and follow up on all open / unresolved tickets, respond and troubleshoot client's problems and concerns. Must be able to use their professional knowledge to resolve problems involving hardware and software issues. Must be able to use practical knowledge of operating system, application programs, and network topology. Essential Duties and Responsibilities include but not limited to: Respond to requests for technical assistance in person, via phone and / or remotely. Support IT equipment installs, and perform field work, as necessary. Log and prioritize user requests and track through to resolution. Troubleshoot equipment malfunctions and corrects them as directed by...

Position Title: Linux System Administrator, Senior Location: Indian Head, Maryland, United States Department: Information Technology Work Type: Full time Workplace Type: Hybrid Description Resource Management Concepts, Inc. (RMC) provides high-quality, professional services to government and commercial sectors. Our mission is to deliver exceptional management and technology solutions supporting the protection and preservation of the people and environment of the United States of America. RMC is hiring for a Senior Linux System Administrator who will provide Linux based workstation and server support to an RDT&E environment at Indian Head, MD (Mainside). The selected applicant will work as part of an integrated team including system administrators, network engineers, software developers, service desk analysts, and other personnel on site. The applicant must have general experience performing day-to-day administrative tasks related to...

Position Title: Linux System Administrator, Senior (HPC) Location: Indian Head, Maryland, United States Department: Information Technology Work Type: Full time Workplace Type: Hybrid Description Resource Management Concepts, Inc. (RMC) provides high-quality, professional services to government and commercial sectors. Our mission is to deliver exceptional management and technology solutions supporting the protection and preservation of the people and environment of the United States of America. RMC is hiring for a Senior Linux System Administrator who will provide Linux based workstation and server support to an RDT&E environment to support our HPC system at Indian Head, MD (Mainside). The selected applicant will work as part of an integrated team including system administrators, network engineers, software developers, service desk analysts, and other personnel on site. The applicant must have general experience performing day-to-day...

Position Title: Windows System Administrator, Senior Location: Indian Head, Maryland, United States Department: Information Technology Work Type: Full time Workplace Type: On-site Description Resource Management Concepts, Inc. (RMC) delivers high-quality professional services to government and commercial clients. Our mission is to provide exceptional management and technology solutions that protect and preserve the people and environment of the United States. RMC is seeking a highly skilled Senior Windows System Administrator to join our integrated team in Indian Head, MD. You will collaborate with system administrators, network engineers, service desk analysts, and other IT professionals to maintain and optimize a robust infrastructure. The ideal candidate is a resourceful self-starter who is proactive, customer-oriented, and solution-driven. Key Responsibilities Active Directory & Group Policy Management: Design, implement, and...

Position Title: VMware System Administrator, Senior Location: Indian Head, Maryland, United States Department: Information Technology Work Type: Full time Workplace Type: On-site Description Resource Management Concepts, Inc. (RMC) delivers high-quality professional services to government and commercial clients. Our mission is to provide exceptional management and technology solutions that protect and preserve the people and environment of the United States. RMC is seeking a highly skilled Senior VMware System Administrator to join our integrated team in Indian Head, MD. You will collaborate with system administrators, network engineers, service desk analysts, and other IT professionals to maintain and optimize a robust virtualized infrastructure. The ideal candidate is a resourceful self-starter who is proactive, customer-oriented, and solution-driven. Key Responsibilities Install, configure, and manage VMware vSphere, vCenter, and ESXi...

Family Farm and Home is a family owned and operated company based out of Michigan. Our first stores opened their doors in April 2002. Currently we operate 71 retail locations in Michigan, Indiana, Ohio, Maryland and Pennsylvania . We cater to our customers' needs by supplying a wide variety of products in departments such as tools, hardware, automotive, pet, work and casual clothing, footwear, farm supplies, horse and livestock feed, bird food, lawn and garden, and alternative heating. Here at Family Farm and Home, our outstanding team members are dedicated to providing incredible product values and exceptional customer service to all customers. Because of this commitment, Family Farm and Home has experienced rapid growth on all levels. Our continued growth in the future is limitless due to our devoted staff and constantly growing group of loyal customers. Are YOU ready to join the FFH Family? The role of an E-Commerce System Administrator is to provide senior oversight and...

Brookdale Fillmore Pond is hiring an Executive Director! Brookdale Fillmore Pond is a beautiful Independent Living, Assisted Living, and Memory Care located in Bennington, Vermont made up of 101 total units. Recognized by Newsweek in 2024 and 2025 as one of America's Greatest Workplaces for Diversity Make Lives Better Including Your Own. If you want to work in an environment where you can become your best possible self, join us! You'll earn more than a paycheck; you can find opportunities to grow your career through professional development, as well as ongoing programs catered to your overall health and wellness. Full suite of health insurance, life insurance and retirement plans are available and vary by employment status. Part and Full Time Benefits Eligibility Medical, Dental, Vision insurance 401(k) Associate assistance program Employee discounts Referral program Early access to earned wages for hourly associates (outside of CA) Optional voluntary benefits...

Subcontracts Administrator CON 5301 CALIBRE, an employee-owned mission focused solutions and digital transformation company, is seeking an experienced Subcontracts Administrator to perform a full range of subcontract and purchasing functions. This is a hybrid position. Duties include prepare, negotiate, and administer subcontracts, task orders, consulting agreements and purchase orders. Experience is required in a wide range of agreement types, including Fixed Price, T&M, hybrid, IDIQ, and commercial transactions. Candidate must have knowledge of and experience with Contractor Purchasing System Review (CPSR) requirements. Candidate will support internal program management staff and be a primary point of contact for internal customers for subcontracting and purchasing functions. Duties Include: Candidate must be capable of performing a wide variety of subcontract administration functions, including: · Manage the procurement process from...

ArchKey Solutions Position Title: Benefits Manager Location: Fenton, MO, United States Department: Business Services Category: Human Resources description: Description BENEFITS MANAGER This position is based out of our St. Louis, MO office. About ArchKey ArchKey is one of the nation's largest privately held specialty trade installation and integrated facility service companies. We are a leader in designing, building and maintaining electrical, technologies and specialty systems. We're the POWER behind making the improbable possible. We're electrifying the nation, energizing the future and bringing communities to life like never before. What we do today shapes the vision of tomorrow. Our work impacts lives long after the building is done. This means we are committed to building in ways that are not just technologically advanced, but sustainable, scalable and equitable by all. We're not just energizing infrastructure, we're energizing careers,...

Recognized by Newsweek in 2024 and 2025 as one of America's Greatest Workplaces for Diversity Make Lives Better Including Your Own. If you want to work in an environment where you can become your best possible self, join us! You'll earn more than a paycheck; you can find opportunities to grow your career through professional development, as well as ongoing programs catered to your overall health and wellness. Full suite of health insurance, life insurance and retirement plans are available and vary by employment status. Part and Full Time Benefits Eligibility Medical, Dental, Vision insurance 401(k) Associate assistance program Employee discounts Referral program Early access to earned wages for hourly associates (outside of CA) Optional voluntary benefits including ID theft protection and pet insurance Full Time Only Benefits Eligibility Paid Time Off Paid holidays Company provided life insurance Adoption benefit Disability (short and long...

Recognized by Newsweek in 2024 and 2025 as one of America's Greatest Workplaces for Diversity Make Lives Better Including Your Own. If you want to work in an environment where you can become your best possible self, join us! You'll earn more than a paycheck; you can find opportunities to grow your career through professional development, as well as ongoing programs catered to your overall health and wellness. Full suite of health insurance, life insurance and retirement plans are available and vary by employment status. Part and Full Time Benefits Eligibility Medical, Dental, Vision insurance 401(k) Associate assistance program Employee discounts Referral program Early access to earned wages for hourly associates (outside of CA) Optional voluntary benefits including ID theft protection and pet insurance Full Time Only Benefits Eligibility Paid Time Off Paid holidays Company provided life insurance Adoption benefit Disability (short and long...

Recognized by Newsweek in 2024 and 2025 as one of America's Greatest Workplaces for Diversity Make Lives Better Including Your Own. If you want to work in an environment where you can become your best possible self, join us! You'll earn more than a paycheck; you can find opportunities to grow your career through professional development, as well as ongoing programs catered to your overall health and wellness. Full suite of health insurance, life insurance and retirement plans are available and vary by employment status. Part and Full Time Benefits Eligibility Medical, Dental, Vision insurance 401(k) Associate assistance program Employee discounts Referral program Early access to earned wages for hourly associates (outside of CA) Optional voluntary benefits including ID theft protection and pet insurance Full Time Only Benefits Eligibility Paid Time Off Paid holidays Company provided life insurance Adoption benefit Disability (short and long...