Systems Administrator

Calhoun International • Mclean, VA

76d

About The Position

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance! Core One is seeking Systems Administrator to support our IC program. This position requires a TS/SCI w/ Poly clearance. The Systems Administrator will be responsible for leading the technical design and implementation of the tool, ensuring that development practices align with Sponsor requirements, security standards, and federal compliance frameworks. Beyond initial delivery, you will continue to lead the team post-deployment by managing maintenance, updates, and feature enhancements to ensure ongoing performance, compliance, and usability.

Requirements

• Bachelor's degree in Information Technology, Computer Science, Cybersecurity, Computer Engineering, or Information Systems and 3+ years of combined experience in IT systems administration, IT system/software development and integration, IT system/software testing, Cybersecurity Compliance, IT system troubleshooting, and incident response.
• OR High School Diploma and 5+ years of combined experience in IT system/software testing, cybersecurity compliance, IT system troubleshooting, and incident response.
• 2+ years of experience in system administration of Sponsor Systems.
• 3+ years of experience in application design, development, and deployment of classified IC systems.
• 4+ years of combined experience in Sponsor's Amazon Web Services environment (C2S or C2E) cloud systems administration, containerization, cloud environment management, and compliance assessments.
• Experience with SecDevOps tools, such as CI/CD, code repositories, testing suites.
• Experience providing troubleshooting support for IT systems within IC environment.
• Certified in AWS or equivalent cloud technology.
• Experience with object-oriented programming languages, designing and administering relational databases, N/o SQL data solutions, IT system/software testing and configuration management practices.
• Experience using IT operational status tools of Amazon Web Services and implementing IT Operations situational awareness insight using monitoring and logs, such as in Splunk dashboard, Elastic Search, ServiceNow.
• TS/SCI w/Poly.

Nice To Haves

• Experience with Agile requirements management and sprint planning for technical IT development teams.
• Master's Degree in any of the above disciplines.
• Security+, Certified in Information Systems Security Professional, or equivalent.

Responsibilities

• Lead the design, development, and deployment of the web-based tool using AWS cloud services on Sponsor's classified systems.
• Drive and implement application architecture to ensure reliability and compliance with Sponsor and federal requirements.
• Oversee coding standards, code reviews, and QA practices.
• Drive the integration of APIs, databases, and other services to support functionality for non-technical users.
• Partner with compliance officers, legal, and the Program Managers, to ensure development, documentation, and reporting meet regulatory expectations.
• Work closely with the IT PM and Sponsor stakeholders to translate requirements into technical solutions.
• Continuously improve system reliability, monitoring, and automation.

What This Job Offers

• Industry: Professional, Scientific, and Technical Services
• Education Level: Bachelor's degree
• Number of Employees: 11-50 employees