Jobs in the United States

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Principal Information Security Engineer
UnitedHealth Group
Eden Prairie, MN
- $112,700 to $193,200 USD / year
…outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented…
Added 1 min ago
CWE Prof Development Senior Specialist
Bechtel Corporation
New Albany, OH
…front of diverse audiences, analyzing workforce performance data, and driving measurable improvements in workforce readiness and construction execution effectiveness. Success in this role…
Added 1 min ago
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Traveling Surveyor
Actalent
El Paso, TX
- $40 USD / hour
Land Surveyor - Hyperscale Data Center Construction
Added 1 min ago
Senior Structural Stress Analysis Engineer
Axiom Space
United States
…era-defining space infrastructure and delivering technology-driven solutions that will empower civilization to transcend Earth. Beginning with Axiom Station, successor to the International…
Added 1 min ago
Senior Structural Stress Analysis Engineer
Axiom Space
United States
…era-defining space infrastructure and delivering technology-driven solutions that will empower civilization to transcend Earth. Beginning with Axiom Station, successor to the International…
Added 2 mins ago
UG
Associate Data Engineer
UnitedHealth Group
Eden Prairie, MN
- $60,200 to $107,400 USD / year
We are seeking an Associate Data Engineer to design, build, and maintain scalable data pipelines and storage solutions. In this role, you will collaborate closely with data scientists,…
Added 2 mins ago
UG
Senior Software Engineer - Remote
UnitedHealth Group
Eden Prairie, MN
- $91,700 to $163,700 USD / year
Optum Tech is a global leader in health care innovation. Our teams develop cutting-edge solutions that help people live healthier lives and help make the health system work better for…
Added 2 mins ago
AI Integration Engineer
Littelfuse, Inc.
United States
…Circuit Protection (ICP) Engineering team as an AI Integration Engineer. Reporting to the Sr. Manager of Global ICP Engineering, the AI Integration Engineer will serve as the technical…
Added 2 mins ago
Tech Accelerate Graduate Program - Software Engineer I
LexisNexis Risk Data Management, LLC Company
Alpharetta, GA
The Risk Solutions Technology Graduate Program is a 12-month experience with two six-month rotations. Participants gain hands-on experience in big data, AI, SRE, DevOps, and security…
Added 2 mins ago
Project Engineer
Skanska USA
Fort Lauderdale, FL
The Project Engineer supports project execution through contract setup, project administration, and field coordination to help ensure successful delivery of construction projects. This role…
Added 2 mins ago
Senior Cloud Engineer
NCV HOLDCO LLC
Remote, United States
As a Sr. Cloud Engineer at NetCov, you will understand both the architecture of our systems and the engineering required to build them. You know the level of detail needed to keep systems…
Added 2 mins ago
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Mechanical Engineer Intern
HM Southeast Cement LLC
United States
- $23 to $27 USD / hour
Analyze maintenance data and help develop recommendations to enhance efficiency and reliability.
Added 2 mins ago
Senior Systems Administrator
NFI Industries
CAMDEN, NJ · EASTVALE, CA
…support. This is a highly cross-functional role ideal for an engineer who thrives outside of narrow silos and enjoys taking ownership across the entire technology stack - from on-premise…
Added 2 mins ago
ISG Hardware Engineer 1 - Material Science
Dell
Round Rock, TX · Hopkinton, MA
…enable the next generation of high-performance and sustainable data center solutions. We are seeking an Engineer I - Materials and Chemistry Engineer who thrives in a lab environment and is…
Added 3 mins ago
Senior Presales Systems Engineer - HPE Networking
Hewlett Packard Enterprise
San Diego, CA
…help companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to…
Added 3 mins ago
Systems Analyst (Site Reliability Engineer) On-Sire, Oak Ridge, TN
Hewlett Packard Enterprise
All, TN
…help companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to…
Added 3 mins ago
Systems Analyst (Site Reliability Engineer) On-Site, Oakridge, TN
Hewlett Packard Enterprise
All, TN
…help companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to…
Added 3 mins ago
Presales Consultants
Hewlett Packard Enterprise
Sunnyvale, CA
The Presales Systems Engineer plays an important role in supporting the sale and adoption of advanced networking and security solutions. This position combines technical networking…
Added 3 mins ago
Senior Presales Systems Engineer
Hewlett Packard Enterprise
Frisco, TX
…help companies connect, protect, analyze, and act on their data and applications wherever they live, from edge to cloud, so they can turn insights into outcomes at the speed required to…
Added 4 mins ago
Principal PCS/PMA Design Engineer
Astera Labs
San Jose, CA · CA
Astera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables…
Added 5 mins ago
ISG Hardware Engineer 1 - Material Science
Round Rock, TX · Hopkinton, MA
…enable the next generation of high-performance and sustainable data center solutions. We are seeking an Engineer I - Materials and Chemistry Engineer who thrives in a lab environment and is…
Added 5 mins ago
Test Engineer
SharkNinja
Needham, MA
SharkNinja is a global product design and technology company, with a diversified portfolio of 5-star rated lifestyle solutions that positively impact people’s lives in homes around the…
Added 5 mins ago
Senior Fullstack Engineer (Matchmaking)
A-Players
Remote, United States
We're partnering with Statusphere, a fast-growing influencer marketing technology company, to find a Senior Fullstack Engineer who will help build and scale its AI-powered creator-brand…
Added 5 mins ago
EI
Staff Data Engineer - Full Time
Experity, Inc.
United States
- Full-time
Lead the architecture and hands-on delivery of scalable batch and near-real-time ETL/ELT pipelines and data platform services.
Added 6 mins ago
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Sr. Principal RF/MMIC Design Engineer
Skyworks
Richardson
- $135,900 to $295,000 USD / year
…an innovator of high-performance analog semiconductors whose solutions are powering the wireless networking revolution. Through our broad technology expertise and one of the most extensive…

Robert Half

Senior Systems Engineer

Avondale, AZ, United States

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Job details

Apply by: Dec 4, 2026
Experience: 5+ years of progressive systems engineering or infrastructure administration experience.
Posting language: English
Posted: Nov 3, 2026

Original job description

We are seeking an experienced Senior Systems Engineer to lead the design, administration, optimization, and support of a complex enterprise infrastructure environment. This role is responsible for ensuring the performance, security, scalability, and reliability of critical systems spanning on-premises, hybrid, and cloud-based technologies. The ideal candidate will bring deep expertise across server infrastructure, virtualization, cloud platforms, storage solutions, identity management, and enterprise collaboration technologies. This individual will serve as a technical leader, driving infrastructure modernization initiatives while maintaining highly available and secure systems that support business operations.

What You'll Do Infrastructure Strategy & Architecture

Partner with IT leadership and business stakeholders to assess current and future infrastructure needs.
Develop and maintain infrastructure roadmaps supporting growth, security, resiliency, and operational efficiency.
Create and maintain technical documentation, system architecture diagrams, procedures, asset inventories, and operational standards.
Contribute to disaster recovery, business continuity, and infrastructure governance initiatives.
Provide technical leadership, mentoring, and guidance to junior team members and cross-functional IT teams.

Systems Engineering & Deployment

Design, implement, and maintain enterprise server, storage, virtualization, and cloud environments.
Lead infrastructure upgrades, migrations, consolidations, and modernization projects.
Evaluate and recommend emerging technologies, platforms, and cybersecurity best practices.
Collaborate with technology vendors and service providers to implement and support infrastructure solutions.
Identify opportunities for automation, performance improvement, and operational efficiency.

Enterprise Systems Administration

Administer and support Windows Server and Linux environments.
Manage VMware vSphere, VMware Cloud Foundation, and enterprise storage platforms.
Support Microsoft Azure and Microsoft 365 services, including Exchange Online, Teams, and SharePoint.
Administer Active Directory, Microsoft Entra ID, Group Policy, DNS, DHCP, and certificate services.
Monitor system performance, availability, capacity, and overall infrastructure health.
Develop and maintain automation using PowerShell and other scripting tools.

Security, Backup & Disaster Recovery

Manage patching, system updates, and vulnerability remediation activities.
Implement and maintain infrastructure security controls, identity management, and access governance.
Support security audits, compliance initiatives, and cybersecurity best practices.
Administer backup and recovery platforms and validate disaster recovery procedures through regular testing.
Ensure business-critical systems meet availability, security, and recovery objectives.

Operational Support

Troubleshoot and resolve complex infrastructure, virtualization, storage, and cloud-related issues.
Maintain operational documentation and change management records.
Participate in an on-call rotation providing after-hours support for critical systems and services.

Required Qualifications

Bachelor's degree in Information Technology, Computer Science, or a related field; equivalent experience will be considered.
5+ years of progressive systems engineering or infrastructure administration experience.
Hands-on experience supporting enterprise Windows and Linux server environments.
Strong expertise with virtualization technologies, including VMware vSphere and VMware Cloud Foundation.
Experience administering Microsoft Azure and Microsoft 365 environments.
Advanced knowledge of Active Directory, Microsoft Entra ID, Group Policy, DNS, DHCP, and PKI environments.
Experience with enterprise storage, backup, disaster recovery, and business continuity planning.
Strong understanding of infrastructure security, vulnerability management, patching, and system hardening.
Experience with PowerShell scripting and infrastructure automation.
Working knowledge of networking concepts including TCP/IP, VLANs, routing, switching, and firewalls.
Proven experience leading system upgrades, migrations, and infrastructure transformation initiatives.

Preferred Qualifications

Microsoft Azure Administrator Associate, Microsoft 365 Administrator Expert, or related Microsoft certifications.
VMware Certified Professional (VCP).
NetApp Certified Data Administrator (NCDA).
Experience with Hyper-V, Kubernetes, and containerized environments.
Familiarity with ITIL-based service management practices, including change, incident, and problem management.

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