Jobs in United States

Systems Administrator in United States

5,019 active opportunities · Updated October 2026

Explore current systems administrator jobs across United States. Filter by work mode, employment type, experience, department, date posted and distance.

AI
Relocation support. Relocation assistance is stated. This does not establish visa sponsorship.
📍 New York, Remote, United States· Remote
✓ Quality checkedCompany trend -40%

Abbott is a global healthcare leader that helps people live more fully at all stages of life. Our portfolio of life-changing technologies spans the spectrum of healthcare, with leading businesses and products in diagnostics, medical devices, nutritionals and branded generic medicines. Our 122,000 colleagues serve people in more than 160 countries. JOB DESCRIPTION: About Abbott Abbott is a global healthcare leader, creating breakthrough science to improve people’s health. We’re always looking towards the future, anticipating changes in medical science and technology. Our diagnostic solutions are used in hospitals, laboratories, and clinics around the globe. The crucial information derived from our tests, instruments and informatics systems are often the first step in patient care decision making for hundreds of health conditions from heart attacks to blood disorders to infectious diseases and cancers. Working at Abbott At Abbott, you can do work that matters, grow, and learn, care for yourself and family, be your true self and live a full life. You’ll also have access to: Career development with an international company where you can grow the career you dream of. Employees can qualify for free medical coverage in our Health Investment Plan (HIP) PPO medical plan in the next calendar year. An excellent retirement savings plan with high employer contribution Tuition reimbursement, the Freedom 2 Save student debt program and FreeU education benef

JI
📍 Windsor, CT, United States
✓ Quality checked

JLL empowers you to shape a brighter way . Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward. Assistant Maintenance Manager - JLL !!! Sign-on available !!! What this job involves: The Assistant Maintenance Manager leverages leadership skills and technical knowledge to lead a team of maintenance mechanics, working in conjunction with robotics, and controls systems technicians, in a fast-paced atmosphere while ensuring a safe working environment for all. Models safety standards and maintains an environment always focused on safety. Leads, trains, and supports maintenance team members as needed to develop individuals’ skills and expand team capabilities. Develops solutions to difficult problems, capable of managing outside contractors and being on-call for emergencies. Dedicated to supporting multi-site production by working in a safe, customer-focused manner. <l

Artificial IntelligenceAIProject ManagementRecruitment
JI
📍 Kenosha, WI, United States
✓ Quality checked

JLL empowers you to shape a brighter way . Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward. Automation Engineer – JLL What this job involves: We are seeking an experienced Automation Engineer to design, develop, and implement automation control systems for industrial processes and warehouse distribution equipment. The role requires strong knowledge of engineering principles, programming, and control system technologies, with a focus on improving the reliability and performance of conveyors, sortation systems, scanners, cameras, print-and-apply systems, and SCADA devices. All work must follow established policies and procedures, with safety as a top priority. What your day-to-day will look like: Serve as site technical expert in automation control systems and mentor Apprentices to meet safety and technical standards. Design, develop, implement, and optimize control systems and software; maintain and troubleshoot equipment including PLC/PC controllers and industrial networks. </

Artificial IntelligenceAIWarehouseRecruitment
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📍 Arizona, Phoenix, United States
✓ Quality checkedCompany trend +157.1%

Job Details: Job Description: The Role and Impact As a Facilities Mechanical Technician, you will play a pivotal role in maintaining and optimizing Intel's state-of-the-art facilities. Your work will directly support Intel's mission to shape the future of technology by ensuring the reliability, efficiency, and safety of mechanical systems that power manufacturing, research, and development. You will collaborate with cross-functional teams and leverage your technical expertise to troubleshoot, repair, and maintain complex mechanical and HVAC systems. This is an opportunity to contribute to Intel's innovative environment and help us build a sustainable future by designing and operating systems aligned with our environmental goals. Key Responsibilities Perform repairs and preventative maintenance on a wide range of mechanical systems, fixtures, and equipment, including HVAC, plumbing, and process systems. Troubleshoot and resolve operational issues with industrial systems, including pumps, piping, air handlers, boilers, chillers, and exhaust systems. Conduct routine inspections and ensure compliance with regulatory requirements while maintaining a strong focus on safety and environmental standards. Assist in the design, analysis, and enhancement of mechanical systems and equipment to optimize performance and reliability. Partner with internal customers and operations teams to deliver engineering solutions that support facility operations and manufacturing processes. Support development and execution of mechanical systems roadmaps, ensuring capacity and redundancy for expansion projects, renovations, and facility growth. Provide technical input to drafting teams for design documentation, testing, and prototype fabrication. </

Recruitment
I
📍 Arizona, Phoenix, United States
✓ Quality checkedCompany trend +157.1%

Job Details: Job Description: As a Module Equipment Technician, you will play a vital role in ensuring the smooth operation of advanced manufacturing equipment used in semiconductor production. You will perform hands-on troubleshooting, maintenance, and calibration of electromechanical systems while supporting experiments and equipment modifications that drive cutting-edge advancements. Your work will directly contribute to enhancing equipment reliability and optimizing production efficiency, making an essential impact on Intel's manufacturing operations. Business Group Join Intel's Advanced Packaging Technology Development - Substrate and Wafer Assembly (ATPD: SWA) organization, a leader in delivering innovative and cost-effective substrate packaging solutions. This business group is focused on advancing Intel's capabilities in manufacturing technology to maintain competitive excellence across global markets. As part of this dynamic team, you will support critical equipment and collaborate on continuous improvement initiatives that align with Intel's broader mission of innovation and growth. Key Responsibilities Perform electrical and mechanical troubleshooting to diagnose issues with manufacturing equipment. Execute setup, calibration, corrective and preventative maintenance on production equipment, including wet chemistry, plating, and dry high-vacuum toolsets. Monitor tool performance and analyze data to identify and address equipment-related issues. Collaborate with engineering and support teams to improve equipment reliability and reduce downtime. Document maintenance activities, repair findings, and parts usage using established systems and procedures. Lead or contribute to continuous improvement projects, focusing on equipment optimization and yie

Recruitment
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📍 Dallas, United States
✓ Quality checkedCompany trend +340.2%

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. As a Senior Workday Integration Developer – Workday Studio you will be responsible for designing, developing, implementing, and maintaining integrations between Workday and other internal or external systems. This role requires deep technical expertise in Workday’s integration tools, integration methodologies and best practices to ensure data flows smoothly and accurately between Workday and other enterprise and external systems. Responsibilities include: Designing Integration Solutions: Leading the design and development of integration solutions between Workday and external systems (such as payroll, benefits, HR, finance, or third-party applications). Writing code, developing software components, and implementing complex functionalities according to project requirements. Workday Studio: Using Workday Studio to develop complex integrations involving multiple systems, including configuring web services (REST/SOAP), developing transformation logic, and handling data mappings. Pre-built Connectors: Leveraging Workday Cloud Connect and other pre-built connectors to integrate Workday with third-party applications efficiently. Customization: Customizing integrations to meet the unique business requirements of the organization, ensuring they align with Workday’s best practices. Develop Integration Workflows: Building int

FinanceHRPayroll
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📍 Hartford, Hartford, United States
✓ Quality checkedCompany trend +340.2%

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. Position Summary The Executive Director, Digital Engineering- Aetna Member Care and Journey Services is a senior technology leader responsible for setting the technical vision, architectural direction, and engineering execution for member centric services. This role leads large-scale engineering teams that build high-performance backend APIs, microservices, and cloud-native systems that power member experiences across digital, agent, provider, and partner channels. The leader ensures exceptional service stability, resiliency, innovation velocity, and alignment with enterprise user experience and operational goals. Key Responsibilities 1. Backend API & Microservices Engineering Leadership • Lead the design, development, and delivery of scalable backend systems, APIs, and microservices powering member-facing capabilities. • Define API contract standards, and integration patterns used across Member Services platforms. • Drive service modernization by adopting cloud‑native architectures, containerization, and event-driven patterns. 2. Service Stability, Observability & Resiliency • Establish standards for availability, resiliency, performance, and disaster recovery across all services. • Implement SLO/SLI/error budget frameworks, health checks, and high‑availability architectures. <p

C
📍 Scottsdale, United States
✓ Quality checkedCompany trend +340.2%

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. The PBM Batch Operations role is responsible for providing 24x7 operational support for Pharmacy Benefit Management (PBM) production processing environments. The position monitors, controls, and supports enterprise batch workloads, mainframe systems, iSeries environments, and associated operational processes to ensure critical pharmacy and business applications execute successfully and on schedule. Schedule: WorkDays: TBD Hours: 7 AM to 7PM AZ time Shift Structure: Three 12-hour shifts Additional Requirement: Must be available to work overtime as needed to provide coverage PBM Batch Operations Functional Responsibilities The PBM Operations environment includes responsibility for: Monitoring and supporting IWS (IBM Workload Scheduler) batch processing. Batch job interventions (restart, hold, kill, force complete). Mainframe IPL support. Mainframe console monitoring across multiple LPARs. RxClaim and iSeries batch monitoring. PBM Disaster Recovery support. Vendor escort activities and data center operational support. Data center security ticket processing. MIR3 paging and incident notifications. ServiceNow ticket management. Procedure verification and operationa

C
📍 Scottsdale, United States
✓ Quality checkedCompany trend +340.2%

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. The PBM Batch Operations role is responsible for providing 24x7 operational support for Pharmacy Benefit Management (PBM) production processing environments. The position monitors, controls, and supports enterprise batch workloads, mainframe systems, iSeries environments, and associated operational processes to ensure critical pharmacy and business applications execute successfully and on schedule. Schedule: WorkDays: Wednesday through Saturday Hours: 7:00 PM to 5:00 AM AZ time Shift Structure: 10-hour shifts Additional Requirement: Must be available to work overtime as needed to provide coverage PBM Batch Operations Functional Responsibilities The PBM Operations environment includes responsibility for: Monitoring and supporting IWS (IBM Workload Scheduler) batch processing. Batch job interventions (restart, hold, kill, force complete). Mainframe IPL support. Mainframe console monitoring across multiple LPARs. RxClaim and iSeries batch monitoring. PBM Disaster Recovery support. Vendor escort activities and data center operational support. Data center security ticket processing. MIR3 paging and incident notifications. ServiceNow ticket management. Procedure ver

MT
📍 Boise, ID - ID1, United States
✓ Quality checkedCompany trend +1166.7%

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Micron is seeking a Facilities Water Services UPW and Wastewater Coordinator to support wafer manufacturing by coordinating daily work, maintenance, vendors, contractors, and projects for ultrapure water, process water, reclaim, and wastewater systems. This role partners with Operations, Engineering, Maintenance, Construction, Procurement, EHS, vendors, and leadership to plan, implement, document, and align work with production needs. Success requires strong organization, technical understanding, communication, attention to detail, and the ability to lead priorities across operations, maintenance, projects, and production schedules. Ideal candidates are proficient with SAP or other CMMS tools, Microsoft Office, trackers, dashboards, drawings, and documentation systems. They coordinate schedules, track action items, communicate status, support scope development, identify gaps, and improve safety, reliability, documentation, cost control, and execution quality. This role helps maintain critical facility systems while demonstrating Micron’s core values of People, Innovation, Tenacity, Collaboration, and Customer Focus. Responsibilities: Coo

AISapProcurementRecruitment
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📍 Bethesda, United States
✓ Quality checkedCompany trend +420%

Leidos has an exciting opportunity for a Principal Software Engineer in our Intel Security Sector's Analysis Solutions Business Area . 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, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary As a Software Engineer on this program, you will have the opportunity to build strong systems, software, and cloud environments while providing operations and maintenance for critical systems. This role will provide technical expertise in the design, development, implementation and testing of customer tools and applications. Based in a DevOps framework, this role participates in and/or directs major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, architecture and design, coding and unit testing. Primary Responsibilities: Participates in and/or directs software programming initiatives using Java, JavaScript, Python, SpringBoot, and Hibernate. Develops software system validation and testing methods using Junit and Katalon and uses integrated custom developed software solutions to leverage automated deployment technologies Develop, prototype and deploy solutions within Commercial Cloud Solutions leveraging infrastructure platform services Coordinate closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases Supp

JavaScriptPythonJavaAWS
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📍 Bethesda, United States
✓ Quality checkedCompany trend +420%

Leidos has an exciting opportunity for Cyber Security Engineer—Technical Lead in our Intel Security Sector's Analysis Solutions Business Area . 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, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary This role is responsible for protecting the customer’s information systems and networks from potential cyber-attacks. The Cyber Security Engineer– Technical Lead will serve in a hands-on “player-coach&#34; capacity, dedicating approximately 75% of time to direct technical engineering, troubleshooting, and implementation work, while providing technical leadership and coordination across the security team. The candidate must display an excellent understanding of technology and utilization of Firewalls (Security Groups), VPNs, Data Loss Prevention (DPS), IDS/IPS, Web-Proxy, Security tools, and Security Audits. Candidate will work directly with Team leads, developers, operations personnel, and other Technical Leads throughout a DevSecOps life cycle both on policy and technical implementation of technologies. This is not a supervisory management role. Success in this position is measured by individual technical contribution and resolution of complex security issues, in addition to technical leadership impact. Primary Responsibilities: Plan, implement, manage, monitor, and upgrade security controls and tools used to protect enterprise systems and networks, while identifying opportunitie

PythonReactAWSLinux
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📍 Bethesda, Moldova, United States
✓ Quality checkedCompany trend +420%

Leidos has an exciting opportunity for a Principal Java Developer in our Intel Security Sector's Analysis Solutions Business Area . 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, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary A Java developer on this program provides Agile development and operations and maintenance for mission critical systems. Based in DevOps framework, this role participates in major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, architecture and design, coding and unit testing. Primary Responsibilities: Design, develop, test and maintain high-performance, scalable backend microservices using Java and the Spring Framework to meet customer information technology needs. Participates in software programming initiatives, shaping backend architecture, mentoring team members, and conducting code reviews. Develops and directs software system validation and testing methods using Junit and Katalon and uses integrated custom developed software solutions to leverage automated deployment technologies Develop, prototype and deploy solutions within a cloud-based platform leveraging platform services. Analyze (though proof of concept, performance, and end-to-end testing) and effectively coordinate Infrastructure needs driven by developed software to meet customer mission needs Support the Agil

PythonJavaPostgreSQLAWS
L
📍 Bethesda, Moldova, United States
✓ Quality checkedCompany trend +420%

Leidos has an exciting opportunity for a Java Developer (SME) in our Intel Security Sector's Analysis Solutions Business Area . 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, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary As a Java Developer you will to provide Agile DevOps support to mission critical systems. The candidate will provide technical expertise and support in the design, development, implementation and testing of the customer tools and applications in support of Extracting, Transforming and Loading data into an enterprise Data Lake. Based in a DevOps framework, the candidate will participate in and/or direct major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, architecture and design, coding and unit testing. This role requires the development of custom code/scripts to quickly extract, triage and exploit data across domains and data stores. Primary Responsibilities: Design, develop, test and maintain high-performance, scalable backend microservices using Java and the Spring Framework to meet customer information technology needs. Participates in and direct software programming initiatives, shaping backend architecture, mentoring team members, and conducting code reviews. Develops and directs software system validation and testing methods using Junit and Katalon and uses integrated custom develo

PythonJavaPostgreSQLAWS
L
📍 Bethesda, Moldova, United States
✓ Quality checkedCompany trend +420%

Leidos is looking for our next TS/SCI-cleared Elastic Search Engineer to join a high-energy team building and deploying a cutting-edge technology stack to support our client’s mission to centralize and standardize Tasking, Collection, Processing, Exploitation and Dissemination (TCPED) of Open Source Intelligence (OSINT) across the DoD and IC enterprise. We integrate off the shelf and newly development software to sustain and enhance the TCPED platform. We leverage cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. DTP advances the state of the art in mission-focused big data analytics tools and micro-service development spanning the breadth of Agile sprints to multiyear research and development cycles. As an Elastic Search Engineer, you’ll be a member of our platform engineering team and help develop, deploy and maintain nosql databases as foundational elements of our microservice eco-system using a Kubernetes as foundational platform. You’ll also support the adoption of GitOps best practices across cross-functional engineering teams. In this fast-paced environment, you’ll collaborate closely with systems engineering, architecture, development, security, operations, and integrations teams. Work is conducted on-site at our client location in Bethesda, MD. Key Responsibilities Include: Deploy, triage, debug, and maintain production class databases like Elasticsearch and Redis Design and support database configuration management strategies across air-gapped network fabrics Partner with Systems Engineers to architect solutions for new capabilities Contribute to operational monitoring capabilities to provide proactive system notifications Contribute technical input to engineering document

RedisKubernetesLinuxMachine Learning
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