Cyber Systems Administrator

Cyber Systems Administrator
Location: Salt Lake City, UT
*Clearance: *Active Secret clearance 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.

Program Overview:
Cornerstone Defense is seeking a highly skilled and experienced and security-
conscious IT System Administrator to join our team in Salt Lake City, UT. The ideal candidate
will have a strong background in both Linux and Windows environments, with an emphasis on
adhering to the Risk Management Framework (RMF). This role requires an active Secret
Clearance and involves maintaining the integrity, confidentiality, and availability of classified
information systems.

Job Responsibilities:

• Develop, administer and maintain the integrity and security of Linux and Windows-based
• servers and systems.
• Set up administrator and service accounts, maintaining system documentation, tuning
• system performance and installing system-wide software.
• Evaluate, improve, and maintain the information security throughout the Linux
• infrastructure.
• Implement and manage Risk Management Framework (RMF) processes and
• documentation including continuous monitoring and executing security controls.
• Perform regular system updates and patch management to mitigate vulnerabilities.
• Monitor system performance and troubleshoot issues to ensure minimal downtime.
• Implement and manage security tools and technologies such as firewalls, intrusion
• detection systems, and encryption.
• Conduct regular security audits to identify potential risks and develop mitigation
• strategies.
• Collaborate with the cybersecurity team to align IT infrastructure with established
• security policies and procedures.
• Provide technical support, training and guidance to users, addressing any system-
• related concerns.
• Document system configurations, changes, and standard operating procedures.
• Participate in disaster recovery planning, backup operations, and data restoration when
• necessary.
• Provide guidance and technical training to less experienced staff.
• Ensure systems are compliant with ITAR, EAR, and CUI regulations when applicable.
• Coordinate with the Information System Security Manager (ISSM) and Facility
• Security Officer (FSO) on system security compliance.

Required Skills:

• Bachelor's degree in Computer Science, Information Systems, or a related field, or
• equivalent experience.
• Minimum of 5 years of experience in IT systems administration with a focus on security.
• Experience with Risk Management Framework (RMF) and security compliance.
• Strong knowledge of Linux operating systems and associated hardware platforms.
• Excellent problem-solving skills and the ability to work under pressure.
• Strong communication and documentation skills.
• Strong understanding of network infrastructure and protocols.
• Experience with virtualization technologies and containerization.
• Familiarity with the Risk Management Framework and its application in securing IT
• systems.
• Effective communication skills, both written and verbal.
• Ability to work independently as well as collaboratively in a team environment.

Desired Skills:

• CISSP, RHCSA, RHCE, CompTIA Security+, Linux+ or similar certifications.
• Experience with automation tools and scripting languages.
• Familiarity with virtualization technologies.
• Prior experience working in a defense or government contracting environment.

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.