TCP/IP

Crusoe

San Francisco, CA · $185,000 – $224,000

Lead the design and optimization of Software Defined Networking infrastructure at an AI compute company, working with kernel bypass technologies and network accelerators. This role suits experienced systems engineers who want to drive architectural decisions on high-performance networking at scale.

Listed on Crusoe’s careers site · Apply there ↗

Lynk Global

Chantilly, VA

Lynk is seeking a wireless engineer to design and implement satellite modem systems for direct-to-device communication, working on digital signal processing and protocol development for spacecraft and ground systems. This role suits someone with deep expertise in communications theory, signal processing, and embedded systems who wants to contribute to global satellite connectivity.

Listed on Lynk Global’s careers site · Apply there ↗

DXC Technology

Full-time

This role involves managing and troubleshooting cybersecurity infrastructure and services for enterprise clients, including incident response and vendor coordination. It suits experienced security operations professionals looking to specialize in managed security services with a focus on firewalls, cloud security, and compliance.

Listed on DXC Technology’s careers site · Apply there ↗

Diamondback Energy

This role manages F5 load balancing and security platforms across hybrid environments, handling both traditional BIG-IP systems and cloud-based F5 XC deployments. It suits experienced network engineers who want to deepen their expertise in application delivery infrastructure and security policy implementation.

Listed on Diamondback Energy’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 ↗

Citizens Equity First Credit Union

Full-time · Peoria, IL · $39 – $46 / hour

This role evaluates security incidents and investigates vulnerabilities to protect a credit union's systems and member data from threats. It suits security professionals with hands-on experience in monitoring tools and incident response who want to work in a stable financial services environment.

Listed on Citizens Equity First Credit Union’s careers site · Apply there ↗

Arrow Electronics

Full-time · Campbell, CA

A role certifying time-sensitive networking software for safety-critical avionics systems against DO-178C standards. This suits engineers with embedded networking experience who can evaluate requirements, architecture, and design compliance for aircraft systems.

Listed on Arrow Electronics’s careers site · Apply there ↗

Blue Ridge Communications

Full-time · Lehighton, PA

Blue Ridge Communications seeks a network engineer to design, deploy, and troubleshoot internet, phone, and video solutions using carrier-grade networking and security platforms. This hybrid role suits someone with Cisco expertise and service provider experience who can handle on-call escalations and mentor junior staff.

Listed on Blue Ridge Communications’s careers site · Apply there ↗

American International Group

Sumida-ku

This role leads security engineering efforts for AIG's enterprise security stack across Japan and the APAC region, managing both on-premise and multi-cloud infrastructure. It suits experienced security architects with deep cloud expertise who want to mentor teams and influence security strategy at a global financial services organization.

Listed on American International Group’s careers site · Apply there ↗

AeroVironment

Full-time · Jessup, MD · $112,400 – $186,500

This role develops low-level software tools and reverse-engineering capabilities for military cyber operations, requiring deep systems knowledge and hands-on debugging across multiple platforms. It suits experienced software engineers with 12+ years in the field who are comfortable working at the assembly and network level on mission-critical security tools.

Listed on AeroVironment’s careers site · Apply there ↗