Dynamic Host Configuration Protocol (DHCP)

Bureau of Economic Analysis

Suitland, MD · $85,477 – $133,142

This position involves managing and securing Windows Server infrastructure and Azure cloud environments for a federal agency, combining on-premises administration with cloud operations. It suits candidates with hands-on enterprise Windows and hybrid infrastructure experience who are comfortable with cybersecurity controls, patching, and 24/7 operational support.

Via USAJOBS · Apply there ↗

Voyager

Full-time · Jefferson, CO · $110,000 – $145,000

Voyager Technologies seeks a hands-on systems administrator to manage their enterprise IT infrastructure across cloud, networking, and on-premises environments in Colorado. This role suits experienced IT professionals comfortable supporting both day-to-day operations and long-term infrastructure improvements in a mission-critical defense and space technology setting.

Listed on Voyager’s careers site · Apply there ↗

ExtraHop Networks

Full-time · Raleigh, NC · $28 – $32 / hour

A customer-facing technical support role for a network security platform, requiring deep networking knowledge and two years of support experience. This position suits someone ready to grow their support engineering career while developing expertise in infrastructure and security domains.

Listed on ExtraHop Networks’s careers site · Apply there ↗

LangChain

Full-time · San Francisco, CA · $120,000 – $160,000

Join LangChain's founding IT team to manage a rapidly growing SaaS infrastructure and build automation that scales with the company. This role blends hands-on system administration with infrastructure-as-code work, ideal for someone who thrives in a startup environment where you'll wear multiple hats.

Listed on LangChain’s careers site · Apply there ↗

Crusoe

Dallas, TX · $125,000 – $147,500

Crusoe seeks a Network Engineer to design and operate corporate network infrastructure across offices, warehouses, and data centers, with a clear growth path toward senior responsibilities. This role suits someone with 5+ years of hands-on networking experience who can own medium-to-large projects, troubleshoot complex issues, and bring an automation mindset to infrastructure operations.

Listed on Crusoe’s careers site · Apply there ↗

Crane Co.

Bolingbrook, IL · $90,000 – $100,000

This role manages the organization's IT infrastructure across virtualization, backup, endpoint management, and networking, supporting both systems and end users. It suits someone with solid system administration experience who wants to work with enterprise technologies like Nutanix and Veeam while also handling network and help desk responsibilities.

Listed on Crane Co.’s careers site · Apply there ↗

Adtran

Adtran Huntsville HQ

A skilled technician supporting hardware and software engineers at a networking equipment company through assembly, testing, documentation, and design verification work. This role suits someone with electronics training and hands-on lab experience who can work independently across multiple engineering disciplines.

Listed on Adtran’s careers site · Apply there ↗

A-dec

Newberg, OR

This role provides multi-channel technical support for dental practice management software, diagnosing and resolving connectivity and configuration issues for SaaS platforms. It suits someone with 3+ years in technical support who understands cloud services, mobile platforms, and network technologies, and wants to bridge customer needs with product development teams.

Listed on A-dec’s careers site · Apply there ↗

Visa Inc.

Full-time · Ashburn, VA · $152,200 – $243,700

Visa seeks a senior network consultant to design, operate, and support their internal and commercial IP networks, including LANs, WANs, and cloud connectivity solutions. This role suits experienced network engineers comfortable with enterprise infrastructure, security integration, and infrastructure-as-code automation across hybrid and multi-cloud environments.

Listed on Visa Inc.’s careers site · Apply there ↗

Moderna

Full-time

This role provides the opportunity to support Moderna's enterprise network infrastructure across Canada and North America as an individual contributor on a global team. You'll maintain and troubleshoot critical systems including routers, firewalls, and cloud connectivity while contributing to process improvements and working with modern security and automation technologies.

Listed on Moderna’s careers site · Apply there ↗