Platform Engineer

Location: Colorado Springs, Colorado Type: Contract Job #3829 Software and Systems Security Engineer Colorado Springs, CO TS/SCI $150,000 - $180,000 base salary Job Responsibilities: Design, build, and maintain technology solutions and systems that provide security for on-prem systems, networks, and data. This can include: Authentication and identity services, including multi-factor solutions, network access control identity servers, and related authentication and authorization technologies. Network security systems and the backend infrastructure that powers such services. Application level security controls (e.g. web application firewalls) Enabling and enforcing Secure Coding pattern implementation, verification, and validation Cloud deployments security policy enforcement, centralized configuration management, monitoring, etc. Work collaboratively with Cybersecurity and IT teams to identify threats and problem areas, using that feedback to further strengthen tools and technologies. Create solutions that are scalable, repeatable, maintainable, and secure. Assisting with Kubernetes deployments, troubleshooting, and improving security posture using Gitlab pipelines and ArgoCD GitOps patterns Required Skills: Development experience creating and deploying secure services in any modern programming language (including but not limited to Python, Rust, Go) Strong familiarity with software development lifecycle (SDLC) processes and source control technologies Familiarity with cloud security services, concepts, and best practices Experience developing security architectures Desired Skills: Automating processes between tools and systems (using tools such as Ansible, Powershell, et al) Familiarity with enterprise security controls and security best practices for Linux systems Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation's toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don't look any further than Cornerstone Defense. Benefits Overview : Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision PlansGenerous PTO Policy401(k)HSA and FSA optionsLife and Disability InsuranceTuition Reimbursement and TrainingPerks at Work Discount ProgramReferral ProgramLeads Generation ProgramCollegeAmerica 529Fitness Reimbursement ProgramTravel AssistanceNorton Lifelock Benefit SolutionsLife Planning Financial & Legal Services

Created: 2026-03-04