Provide SME (Subject Matter Expert) level support and guidance to 1st and 2nd tier Linux administrators.
Maintain and operate Red Hat OpenStack infrastructure, as well as Ceph storage infrastructure.
Develop and maintain Ansible automations.
Advise on and perform security hardening of systems using DISA STIGs and other best practice security guidelines.
Required Skills:
10+ years of professional experience in building, deploying, and troubleshooting Linux-based IT systems.
3 to 5 years of experience working with Ansible for deploying, maintaining, and updating systems.
3 to 5 years of experience administering OpenStack.
Desired Skills:
RHCSA or RHCE certification.
Experience with a scripting language (e.g., Bash, Python) to automate and solve recurring tasks.
Comfortable working with mission-critical and sensitive systems, with a sense of urgency appropriate to the responsibilities.
Ability to address and resolve information technology issues promptly, effectively, and independently.
Self-motivated and capable of working independently.
Excellent written and verbal communication skills.
Experience with hardware tasks (e.g., racking, troubleshooting, swapping components).
Location:Colorado Springs, Colorado
Type:Contract
Job#3003
Information Security Engineer Colorado Springs, CO TS/SCI
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.
Required Skills:
Experience developing security architectures
Development experience in any modern programming language (including but not limited to Python, C++, Rust, Go)
Strong familiarity with software development lifecycle (SDLC) processes and source control technologies
Desired Skills:
Automating processes between tools and systems
Familiarity with enterprise security controls and security best practices for Linux systems
Familiarity with cloud security services, concepts, and best practices
Location:Colorado Springs, Colorado
Type:Contract
Job#2609
Network Engineer Colorado Springs, CO *Clearance: *Active TS/SCI w/ Polygraph needed to apply * 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.
We are seeking a skilled Network Engineer to design, implement, and maintain a network infrastructure. The successful candidate will be responsible for ensuring the availability and reliability of the network while ensuring that security is maintained at all times.
Responsibilities:
Design, implement and maintain LAN/WAN network infrastructure.
Implement and manage software-defined networks such as NSX and Neutron.
Manage and configure RADIUS servers for user authentication and authorization.
Manage and configure BGP routing protocol for internal and external networks.
Implement and manage firewall policies and access control lists to ensure network security in a classified environment.
Collaborate with cross-functional teams to ensure network availability and reliability.
Troubleshoot network issues and provide solutions to minimize downtime.
Required Skills:
Extensive knowledge of LAN/WAN, software-defined networks (NSX or Neutron), RADIUS, BGP, firewall policy, and access control lists in a classified environment.
Experience with network monitoring and troubleshooting tools in a classified environment.
Strong problem-solving skills and attention to detail.
Excellent communication and interpersonal skills.
Ability to work independently and as part of a team.
