Infrastructure Engineer

Intseclab; Washington, Northern (District of Columbia, KY); Hybrid; USD 145,000 - 205,000; Full time

Benefits offered by this job

Relocation support

Medical/dental/vision coverage

HSA

Unlimited PTO

Training stipends

Home-office setup stipend

Company retreats

Job summary

Intelligence Security Laboratories is seeking an experienced infrastructure engineer to design, deploy, secure, and maintain our IT and network infrastructure as we scale. You will own foundational architectural decisions, from LAN/VPN designs to containerized services and hardened workstations.

The role requires strong Linux skills, networking expertise, and a security-minded mindset. As part of our fast-growing non-profit team, you will help implement robust systems, drive reliability, and

Qualifications

• 4+ years of Linux systems administration experience.
• Bachelor's degree in a related field.
• Strong understanding of TCP/IP, LAN/WAN, DNS, VPN, SSL/TLS, Routing, DHCP, OSI model, Firewalls.
• Hands-on experience with containerization/virtualization platforms.
• Understanding of the Linux operating system and kernel internals.

Responsibilities

• Plan, design, and deploy complex networks including LAN and VPN configurations.
• Deploy and monitor services used by employees and associates with containerization in mind.
• Create custom operating system/workstation configurations to balance security with usability.
• Maintain backups and recovery procedures for high availability.
• Document systems and configurations accurately and completely.
• Provide support for connectivity and availability issues.
• Collaborate with developers and other teams to enable secure, efficient workflows.

Skills

Linux system administration

Networking concepts

Scripting

Security practices

Education

Bachelor's degree

Tools

Docker

Podman

LXC

Libvirt

Proxmox

Job description

Description

Intelligence Security Laboratories is a new and fast-growing non-profit working at the intersection of AI and security. We're a small, ambitious team scaling quickly, and we're looking for an infrastructure engineer to build on the foundation that supports our growth. In this role, you'll design, deploy, secure, and maintain the IT and network infrastructure our organization runs on—from custom LAN and VPN configurations to containerized services to hardened, secure workstations. Because we're building largely from scratch in a security-sensitive environment, you'll make foundational architecture decisions early and own them as we scale. We're looking for someone with strong experience across computer networks, operating systems, and cybersecurity who's comfortable with ambiguity and motivated to build and maintain robust systems to support our growth.

Key Responsibilities

• Plan, design, and deploy complex networks including custom LAN and VPN configurations.

• Deploy and monitor various services to be used by employees and associates. (requires intimate knowledge of containerization)

• Build custom operating system and workstation configurations within the network to ensure practical security while maintaining efficient workflows.

• Ensure high availability by maintaining backup systems and recovery procedures.

• Generate and maintain accurate documentation of all systems and configurations.

• Provide support for connectivity and availability problems.

• Collaborate with developers, infrastructure engineers, and other non-technical team members to support a high efficiency, secure workflow.

Required skills

• At least 4 years of personal or professional Linux systems administration experience

• A relevant bachelors degree

• Deep understanding of computer network concepts:

  • TCP/IP, LAN/WAN, DNS, VPN, SSL/TLS, Routing, DHCP, OSI model, Firewalls

• Hands-on experience with containerization/virtualization platforms

• Understanding of the Linux operating system:

  • How kernel modules, filesystems, networking work, etc...

• Linux system administration experience

  • Scripting, user management, networking

Nice-to-have experience

• CI/CD Infrastructure experience

• LXC, Docker, Podman

• Libvirt, Proxmox (or any virtualization platform)

• Administering small, custom, or airgapped networks

• Homelab experience

• Cybersecurity competitions (CCDC, CPTC, CyberForce, CTF, etc...)

• Experience in custom or highly-regulated IT environments such as HIPAA, FERPA, FedRAMP, IL6, or JWICS

• Current or past U.S. government security clearance

Compensation and Benefits

• Salary range: $145k-$205k/annum (including a $25k DC living incentive) set according to title and role family.

• In addition to salary:

  • Relocation support of $5k-$10k, depending on whether you're moving domestically or internationally

  • Full medical, dental and vision cover, effective from your first day

  • HSA available

  • Unlimited paid time off. We ask everyone to take at least 20 days a year, and would encourage more

  • Stipends for training, wellness and home-office set-up

  • Up to three company retreats a year

Equal opportunities

ISL is an equal opportunity employer and welcomes applications from all qualified candidates regardless of race, colour, religion, sex, national origin, age, disability, or any other characteristic protected by applicable law.

Accommodations

If you need an accommodation at any stage of the application or interview process, please let us know and we will work with you to provide one.

Questions

If you have any additional questions about this position or would like to get in touch with us please reach out to [e-mail].