Lead Site Reliability Engineer (Cybersecurity)

TL;DR

Lead Site Reliability Engineer (Cybersecurity): Defining and scaling reliable infrastructure for a secure, mission-critical collaboration platform with an accent on Kubernetes, infrastructure-as-code, observability, and regulated cloud environments. Focus on designing high-availability systems, leading incident management, automating operations, and meeting defense and government compliance requirements.

Location: Remote within the United States; the role supports a remote-first environment and may require U.S. government security clearance and eligibility to access export-controlled information.

Salary: $145,000–$200,000 per year

Company

Secure collaborative workflow software supports defense, intelligence, security, and critical infrastructure organizations through on-premises and private-cloud deployments.

What you will do

• Define the SRE strategy, architecture, and roadmap in alignment with product and business goals.
• Lead the design and optimization of containerized workloads, infrastructure-as-code, and compliant cloud environments.
• Establish observability, monitoring, alerting, capacity planning, and performance optimization practices.
• Drive incident management, on-call operations, root cause analysis, and systemic reliability improvements.
• Partner with security and compliance teams on data sovereignty and regulatory requirements.
• Mentor SRE engineers and build a developer platform that enables secure, reliable software delivery.

Requirements

• 5+ years of experience in SRE, DevOps, or cloud infrastructure roles, with a relevant technical degree or equivalent experience.
• Expertise with container orchestration, ideally Kubernetes, and infrastructure-as-code, ideally Terraform.
• Strong experience with cloud platforms, ideally AWS, plus monitoring, alerting, and distributed-system troubleshooting.
• Proficiency in at least one scripting or programming language for automation.
• Excellent communication skills and experience influencing cross-functional teams.
• Must meet U.S. federal eligibility requirements; the role may require obtaining and maintaining a security clearance and access to export-controlled information.

Nice to have

• Experience with Grafana, Prometheus, GCP, or Azure.
• Experience designing high-availability, disaster-recovery, and scaling architectures.
• Experience in defense, finance, critical infrastructure, or other highly regulated industries.
• Knowledge of FedRAMP, DoD ATO, NIST 800-53, and cloud marketplaces.
• Open-source contributions or certifications such as CKA, CKAD, or AWS Solutions Architect.

Culture & Benefits

• Remote-first work environment.
• Open-source development model.
• Collaboration with globally distributed teams.
• Focus on learning, technical excellence, operational efficiency, and secure software delivery.
• Equal-opportunity workplace with interview accommodations available on request.