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Senior DevOps Engineer

Remote
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Design and implement complex, scalable lab environments and infrastructure for OffSec's cybersecurity training and certification programs. Lead OpenStack, hybrid cloud, CI/CD, networking, automation, monitoring, and cost optimization initiatives across lab environments. Requires senior-level OpenStack, cloud platform, networking, GitLab CI/CD, and generative AI prompt engineering experience.

Key Highlights
Senior-level DevOps role focused on scalable cybersecurity lab environments
OpenStack, hybrid cloud, and multi-cloud infrastructure design
GitLab CI/CD, infrastructure automation, monitoring, and disaster recovery
Network segmentation, security controls, and vulnerable lab isolation
Flexible full-time remote work from a home office
Key Responsibilities
Design and engineer complex, multi-tier deployment environments for labs supporting vulnerable machines and realistic attack scenarios using OpenStack
Develop scalable infrastructure solutions across hybrid cloud and on-premises environments
Create solutions that reduce infrastructure costs while improving capabilities and performance
Design secure hosting networks and network topologies for realistic offensive cyber activities
Establish infrastructure standards, patterns, and best practices for lab environment deployment
Design deployment pipelines for complex, multi-VM cybersecurity lab environments with sub-5 minute deployment targets
Implement static IP addressing and network isolation for thousands of concurrent user lab instances
Optimize lab deployment speed and resource utilization for peak performance
Create infrastructure supporting concurrent vulnerable machine instances at scale
Design workspace-based deployment models enabling team collaboration and private lab sessions
Design and implement CI/CD pipelines using GitLab for automated deployment of lab environments
Develop infrastructure automation using known Infrastructure as Code frameworks
Create self-service capabilities for Content Engineers to deploy and manage lab resources efficiently
Implement comprehensive monitoring, logging, and observability solutions for lab environments
Establish disaster recovery and business continuity procedures with minimal downtime requirements
Engineer and optimize OpenStack deployments as primary infrastructure platform
Implement multi-cloud strategies across AWS, Azure, and GCP where appropriate
Execute cloud cost optimization strategies and resource governance policies
Ensure security and compliance across all cloud and virtualization platforms
Design and implement efficient backup and snapshot strategies for lab environments
Design complex networks including VPNs, VLANs, and software-defined networking
Implement network segmentation and security controls appropriate for vulnerable lab environments
Configure and manage load balancers, firewalls, and network security appliances
Design network monitoring and traffic analysis capabilities
Ensure proper isolation between student lab environments while maintaining performance
Technical Skills Required
OpenStack Cloud Platforms (AWS, Azure, GCP) GitLab CI/CD
Benefits & Perks
Flexible work hours
Nice to Have
Experience with cybersecurity tools and vulnerable application deployment
Experience with monitoring tools like Prometheus, Grafana, ELK stack
Familiarity with Offensive Security’s training platforms and methodologies
Open source contributions or technical writing experience
Background in cybersecurity, penetration testing, or vulnerability research environments

Job Description

About OffSec

Founded in 2006 by the creators of Kali Linux, OffSec (formerly known as Offensive Security) is the leading provider of continuous professional and workforce development, training, and education for cybersecurity practitioners. OffSec’s distinct pedagogy and practical, hands-on learning help organizations fill the infosec talent gap by training their teams on today’s most critical skills.

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