Senior DevOps / SRE Engineer

Armis, the cyber exposure management & security company, protects the entire attack surface and manages an organization’s cyber risk exposure in real time. In a rapidly evolving, perimeter-less world, Armis ensures that organizations continuously see, protect and manage all critical assets - from the ground to the cloud. Armis secures Fortune 100, 200 and 500 companies as well as national governments, state and local entities to help keep critical infrastructure, economies and society stay safe and secure 24/7.

Armis is a privately held company headquartered in California.

Location: Remote – USA Citizenship: US Citizenship Required

As a Senior DevOps / SRE Engineer at Armis, you will play a critical role in the deployment, monitoring, and management of our complex, high-scale infrastructure in a security-first, regulated environment. This is a high-impact role with the autonomy to integrate new technologies and make key architectural decisions that shape the future of our platform.

You’ll work with a massive microservices ecosystem, diverse data stores, and one of the most advanced security configurations in the industry. Your mission: ensure seamless uptime, scalability, and security across all systems—while enabling rapid, automated provisioning and innovation.

Key Responsibilities

Design, build, and maintain highly available, scalable, and resilient production infrastructure across cloud environments.

- Manage and optimize MongoDB including managed service reliability, troubleshooting Atlas cluster issues, and ensuring high availability at scale.

- Drive system-wide automated alerting and monitoring strategies for infrastructure and database environments.

Own the uptime and reliability of large-scale systems, including databases and distributed services.

Collaborate with DevOps, Engineering, Product, Security, and Operations teams to scale and secure our cloud-native platform.

Enforce security and compliance best practices (e.g., FedRAMP, SOC 2) throughout the SDLC.

Evaluate and lead proof-of-concept projects for new tools or services that strengthen system performance and security posture.

- Build Infrastructure-as-Code (IaC) using Terraform and/or CloudFormation.

Maintain detailed documentation and provide on-call support for incident resolution and recovery.

Requirements

- US Citizenship (Required)

- 5+ years of experience managing Linux servers in a global, cloud-based environment. - 3+ years of hands-on experience with AWS infrastructure and cloud services. - 5+ years of experience with Python and Kubernetes in production environments.

- Proven experience managing MongoDB in production, including troubleshooting cluster performance, auto-scaling, and service reliability.

- Expertise in large-scale systems operations and database reliability engineering (DBRE).

- Strong understanding of automated alerting, incident triage, and monitoring best practices.

Deep knowledge of networking (e.g., routing tables, service mesh, CNI).

- 3+ years experience with IaC tools such as Terraform or CloudFormation.

Ability to independently manage tasks, deadlines, and priorities in a fast-paced environment.

Preferred Skills:

- Experience with government-related projects requiring US citizenship.

- Background in security and compliance frameworks such as FedRAMP, GDPR, or SOC 2.

- Experience in sensitive or restricted environments (e.g., FIPS, SELinux, air-gapped).

- Prior roles focused on database reliability engineering or MongoDB at scale.

Pay ranges $155,000 to $220,000

The salary range listed does not include other forms of compensation or benefits (e.g. i.e. bonuses, commissions, stocks, health insurance benefits, etc.) offered to candidates. Visit our careers site for more information on benefits at Armis.

The choices you make in your career journey matter. You want to do interesting work in an important field while also having time to live your life, which is why we place so much value in your life-work balance. Armis sets you up for success with comprehensive health benefits, discretionary time off, paid holidays including monthly me days, and a highly inclusive and diverse workplace. Put your unique experiences and perspective to work in an environment where they will enable you to thrive, grow, and live your life with integrity.

Armis is proud to be an equal opportunity employer. We never discriminate based on race, ethnicity, color, ancestry, national origin, religion, sex, sexual orientation, gender identity, age, disability, veteran status, genetic information, marital status or any other legally protected (or not) status. In compliance with federal law, all persons hired will be required to submit satisfactory proof of identity and legal authorization.