Senior IT Systems Engineer

Why join us

Brex is the AI-powered spend platform. We help companies spend with confidence with integrated corporate cards, banking, and global payments, plus intuitive software for travel and expenses. Tens of thousands of companies from startups to enterprises — including DoorDash, Flexport, and Compass — use Brex to proactively control spend, reduce costs, and increase efficiency on a global scale.

Working at Brex allows you to push your limits, challenge the status quo, and collaborate with some of the brightest minds in the industry. We’re committed to building a diverse team and inclusive culture and believe your potential should only be limited by how big you can dream. We make this a reality by empowering you with the tools, resources, and support you need to grow your career.

Engineering at Brex

Engineering at Brex is about building systems that scale with speed and intention. Our teams span Software, Data, Security, and IT, and operate with high autonomy and deep collaboration. We tackle hard technical problems, own our outcomes, and push for excellence at every level — from architecture to deployment. It’s an environment where engineering is a craft, and builders become leaders.

What you’ll do

The Senior IT Systems Engineer for Corporate Engineering role involves building, integrating, and monitoring internal tooling infrastructure at Brex, focusing on efficient and automated business processes, data-driven decision-making, and integrating internal services, data sources, and SaaS tools. They maintain core systems for authentication, communication, collaboration, and device access, develop SaaS-first solutions for integration and automation, build tools for user self-sufficiency, and provide Tier 3 support as subject matter experts.

Where you’ll work

This role will be based in our Seattle office. We are a hybrid environment that combines the energy and connections of being in the office with the benefits and flexibility of working from home. We currently require a minimum of three coordinated days in the office per week, Monday, Wednesday and Thursday. As a perk, we also have up to four weeks per year of fully remote work!

Responsibilities

• Manage and scale IT infrastructure, services and tooling
• Work with a diverse group of IT partners to optimize our provided services
• Implement new services in support of Information Technologies vision
• Scale our services by implementing configuration as code via Terraform providers or APIs
• Operationalize and upskill IT and its partners by producing documentation and leading training sessions
• Evangelize best practices both internally and externally facing

Requirements

• 5+ years of experience in IT Engineering, or a related field.
• Ability to excel in a fast-paced, startup-like environment
• Fluency in DevOps Concepts, working with Github, Terraform and configuration as code
• Experience in identity access management and including Okta, SAML, OIDC, OAuth
• Strong problem-solving abilities and a proactive approach to identifying and mitigating security risks and vulnerabilities
• Strong communication and interpersonal skills, able to communicate complete technical concepts to technical and non-technical stakeholders

Bonus points

• Advanced knowledge of Intune or enterprise patch management tooling
• Advanced knowledge of Python
• Strong technical writing skills
• Previous experience in an IT support role
• Experience managing macOS or Windows systems at scale
• Familiarity with Github Actions, Tines and Linear
• Experience with Google Workspace administration
• Experience with micro-services-oriented architecture and extensible REST APIs

The expected salary range for this role is $172,000 - $215,000 USD. However, the starting base pay will depend on a number of factors including the candidate’s location, skills, experience, market demands, and internal pay parity. Depending on the position offered, equity and other forms of compensation may be provided as part of a total compensation package.