Linux Systems Administrator Aurora, CO Active TS/SCI w/ CI poly Compensation Range: $115,000 – $135,000
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.
Job Responsibilities:
Provide IT systems administration of RedHat Enterprise Linux environments.
Understanding and knowledge of Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods.
Working as a team member in a fast-paced technological environment. Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS).
Understanding of data RAID, data backup uses and technologies. Install and configure software applications requested by end users.
Work with Cybersecurity professionals to maintain security requirements and provide documentation and training on advanced IT processes and procedures and other tasks as assigned.
Must be able to develop solutions and documentation to a variety of technical problems.
Systems are operational 24×7 and occasionally require work effort beyond standard work hours.
Travel required to other US Domestic locations as business needs dictate up to 5% travel.
Full time 100% Onsite position.
Required Skills:
Typically requires bachelor’s degree and minimum of 5 years of prior relevant experience or a master’s degree and minimum of 3 years of prior relevant experience.
Must have a current and transferable U.S. government issued TS/SCI CI Poly security clearance prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Must have Linux experience.
Must have an active DoD 8570 IAT Level 2 certification (or higher) on start date. IAT Level 2 requires one or more of the following Professional Certifications: Security+ CE, CCNA Security, GICSP, GSEC, SSCP, CySA+, CND
Must have experience administering Red Hat Linux based systems.
Must have scripting experience.
Preferred Skills:
Experience with patching, creating/maintaining RPM packages. Experience with performance tuning, networking, user management (LDAP), and security hardening.
Administer, maintain and troubleshoot Atlassian products (Jira, Confluence, BitBucket).
Experience with Jenkins automation.
Configuration of Scanning tools Nessus/McAfee.
Proficiency with Enterprise level administration of common services such as DNS and LDAP.
Strong analytic and research skills – must be detail oriented.
Demonstrated ability to work independently and troubleshoot problems with efficiency.
Requires the ability to effectively interact with external personnel on significant technical matters often requiring coordination between organizations and vendors.
Location:Aurora, Colorado
Type:Contract
Job#3464
Title: Space Systems Engineering Operations Technician Location: Aurora, CO *Clearance: *Active TS/SCI needed to apply *
Compensation Range: $80,000 – $95,000
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. Job Responsibilities:
Collaborate with program leadership to facilitate meetings and ensure effective communication
Assist engineering leads in the onboarding and integration of new staff members
Support program activities and contribute to team success
Support Satellite daily operations
Attend meetings and other functions as requested
Compile and/or assist in preparation of various documents, to include but not limited to presentations, reports, correspondence, and other materials
Basic Qualifications
Typically requires an AA/AS degree (or other 2 year post high school or Military and/or Intelligence Agency training) and a minimum of 6 years of relative experience organizational groups
Active and transferable Top Secret / SCI Security Clearance is required prior to start date.
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Experience working on Defense or Intelligence Agency Satellite technologies and/or ground control systems
Experience using Microsoft Office Suite Tools, to include but not limited to: Outlook, OneNote, PowerPoint, Word, Teams, and/or Excel
Preferred Qualifications:
Experience working with senior leadership on large teams
Strong attention to detail and a sense of responsibility Excellent oral and written communication skills, preferably present information to technical and nontechnical stakeholders
Prior experience training team members
Benefits Overview: Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *
Location:Aurora, Colorado
Type:Contract
Job#3420
Title: Software Engineer Location: Aurora, CO Clearance: Active TS/SCI Compensation Range: $120,000 – $180,000
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.
Job Responsibilities:
As a Software Engineer, you have the opportunity to directly impact the world around you and contribute to classified programs and technologies you are passionate about. Our small agile teams adapt to evolving customer and warfighter needs.
Design, develop, test, deliver, and maintain software for cutting-edge satellite ground systems.
Work with talented teams of engineers, architects, and leaders in an Agile environment.
A breadth of advanced software technologies and techniques including multi-tiered architectures, AWS web services, and microservice software design.
Modern DevSecOps and Continuous Integration/Continuous Delivery techniques.
Software lifecycle practices for large-scale defense projects.
Satellite ground system technologies including command & telemetry, flight dynamics, planning and scheduling, and spacecraft operations.
Required Skills:
Typically requires a Bachelor’s degree in Science, Technology, Engineering or Mathematics (STEM) and five (5) years of relevant software engineering experience.
Experience developing object-oriented software using Java.
Software development lifecycle experience using the Agile methods.
Desired Skills:
Experience with some area of satellite ground system software such as mission management, planning and scheduling, command and telemetry, satellite operations, or flight dynamics models.
Interest in software leadership roles.
Experience developing software using C++ and Python.
Experience with microservices in an AWS environment using Docker and Kubernetes.
Experience with Test Automation, DevSecOps, and CI/CD processes.
Experience working with a large-scale legacy software system.
Experience with tools such as Confluence, Eclipse, Jira, Jenkins, Junit, Kafka, and Spring Boot
Company Benefits: Cornerstone Defense offers a comprehensive list of benefits, designed to give employees and their families several options to choose from when selecting benefits that best fit their needs. These offerings include not only a full suite of the traditional Medical/Dental/Vision insurances, but also a number of other benefits and perks to include, but not limited to: A 401(K) plan with a company match, tuition and training assistances, paid vacation/leave, a fitness reimbursement program, college savings plan, commuter benefits, financial advisory services, flex spending accounts, health savings accounts, STD/LTD coverage, life and AD&D insurance, employee assistance programs, life financial planning assistance, and legal resources.
Location:Aurora, Colorado
Type:Contract
Job#3419
Platform Scrum Master Aurora, CO Active TS/SCI with Polygraph Compensation Range: $130,000 – $155,000
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.
Job Responsibilities:
The role's core responsibility will be as a scrum master for an agile platform product team in charge of the team’s agile cadence to include running scrum meetings, sprint reviews, PI planning, and agile metrics.
You will help with the design and implementation of the platform.
You will be on a team that is responsible for development and operational environments consisting of a mix of servers, workstations, storage, networks, and custom hardware. These environments provide the enterprise hybrid-cloud backbone for product development and testing for a large program producing a critical, strategic national asset.
Support transitioning a system that is tightly coupled to the underlying infrastructure to a modern platform infrastructure.
Eliminate impediments that may arise to keep the team focused on their objectives.
Assist the product owner in backlog grooming and agile scrum event preparations.
Collaborate with software engineers, data scientists, and DevOps teams to design and implement development and mission solutions.
Assist with architecture, design, development, integration, and support of build, integration & test, and deployment pipelines, optimizing for performance and scalability across on-premises VMware computing environments.
Leverage company and industry best practices and capabilities to improve scalability, consistency, infrastructure efficiency, reduce deployment time, and automate configuration management.
Ensure security and compliance are integrated into the platform.
Provide operational support for the platform.
Required Skills:
Typically requires BS/BA Degree in Science, Technology Engineering Math (STEM) in Computer Science, Computer Engineering, Information Technology or Physics and 5+ years of related work experience.
Experience with Agile Development Methodologies (E.g. scrum, SAFe).
Great communication and interpersonal skills to successfully work with various teams.
Experience designing, implementing, and integrating platform infrastructure services.
Experience with containerization using technologies such as Kubernetes or Docker.
Experience with troubleshooting applications & infrastructure services on Linux based Operating Systems.
Experience with VMware.
Experience with programming/automation/scripting languages (E.g. Python, Java, Ruby, Bash, C++, C#, Go).
Current CompTIA Security + or ability to obtain within 90 days.
Desired Skills:
Experience with Agile Development Methodologies (E.g. scrum, SAFe)
Experience deploying, configuring, and supporting CICD Pipelines tools (E.g. Jira, Confluence, Bit Bucket, Jenkins, Artifactory, Gitlab).
Experience with automation frameworks such as Chef, Puppet, and Ansible.
Knowledge of secure coding practices such as OWASP, secrets management, and vulnerability remediation.
Experience with scanning tools (E.g. Nessus, Fortify, Anchore).
Multi-disciplined infrastructure experience with compute, networks, storage, and virtualization.
Experience developing, testing & delivering applications w/in a DevSecOps framework.
Background in COTS/FOSS product installation, configuration, and integration.
Company Benefits: Cornerstone Defense offers a comprehensive list of benefits, designed to give employees and their families several options to choose from when selecting benefits that best fit their needs. These offerings include not only a full suite of the traditional Medical/Dental/Vision insurances, but also a number of other benefits and perks to include, but not limited to: A 401(K) plan with a company match, tuition and training assistances, paid vacation/leave, a fitness reimbursement program, college savings plan, commuter benefits, financial advisory services, flex spending accounts, health savings accounts, STD/LTD coverage, life and AD&D insurance, employee assistance programs, life financial planning assistance, and legal resources.
