Join our team and build your career with us
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.
Become a part of our global presence and work from anywhere. With team members in over 40 countries, we believe in inspiring people of all backgrounds and communities. The OffSec team is composed of diverse, internationally published authors, conference speakers, and seasoned information technology professionals from both the private sector and governments worldwide.
Excited about our mission and what we do? Apply and join us!
About The Job
OffSec is seeking an experienced DevOps Engineer to join our team and lead the design and implementation of complex, scalable lab environments that power our industry-leading cybersecurity training and certification programs. This senior-level position will work closely with Security Researchers and Platform Engineers to create sophisticated labs and vulnerable machine environments across hybrid cloud and on-premises infrastructure, enabling hands-on learning experiences for cybersecurity professionals worldwide.
The ideal candidate will bring deep expertise in OpenStack, modern DevOps practices, and the integration of generative AI to automate infrastructure management, with proven experience in large-scale migrations and cost optimization. You’ll design resilient, scalable, and secure infrastructure – leveraging AI-driven insights and prompt engineering – to deploy lab environments supporting thousands of concurrent users while maintaining the realistic attack scenarios our students depend on.
Duties And Responsibilities
Infrastructure & Migration
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 that can be used to support realistic offensive cyber activities.
Establish infrastructure standards, patterns, and best practices for lab environment deployment
Lab Environment Specialization
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 the deployment of concurrent vulnerable machine instances at scale
Design workspace-based deployment models enabling team collaboration and private lab sessions
Platform Engineering & Automation
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
Cloud & Virtualization Management
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
Network Engineer & Security
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
Qualifications
Technical Expertise
AI: Proficiency in leveraging generative AI tools and prompt engineering to optimize workflows, enhance creative output, and drive operational efficiency.
OpenStack: Production experience with OpenStack deployment, management, and optimization
Cloud Platforms:3+ years hands-on experience with AWS, Azure, and Google Cloud Platform
Virtualization: Expert-level knowledge of OpenStack
Networking: Deep understanding of TCP/IP, routing protocols, VPNs, firewalls, and network security
CI/CD: Extensive experience with GitLab CI/CD pipelines and infrastructure automation
Infrastructure as Code: Proficiency with any framework like Terraform, CloudFormation, ARM templates, and configuration management tools
Containerization: Experience with Docker, Kubernetes or other container orchestration
Operating Systems: Advanced knowledge of Linux and Windows Active Directory
Professional Experience
3+ years of experience in DevOps, Site Reliability Engineering, or Infrastructure Engineer roles
Proven track record of designing and implementing large-scale, distributed systems
Demonstrated experience with infrastructure cost optimization and migration projects
Experience with high-availability and disaster recovery implementations
Background in cybersecurity, penetration testing, or vulnerability research environments (preferred but not a requirement)
Strategic & Analytical Skills
Proactive problem-solving with ability to understand broader context and implications
Experience identifying and proposing solutions before being asked
Ability to challenge requirements and suggest alternative approaches
Track record of improving processes and identifying optimization opportunities
Experience making Engineer decisions with incomplete information
Performance Expectations
Ability to work independently with minimal supervision while maintaining high quality standards
Track record of successful large-scale infrastructure projects delivered on time
Preferred Qualifications
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
Working conditions
This role is a full-time position. Work hours for this position are flexible and will be performed from a home office.
Direct reports
This position has no direct reports.
OffSec provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.
