Senior Systems Administrator

Tetrad Digital Integrity (TDI) is a cybersecurity firm built for high-consequence environments where mission, complexity, and trust intersect. Our single focus has been delivering cyber solutions to effectively manage risk & the business of cyber for 25 years!The Geospatial Enterprise Open Data Store (GEODS) contract provides integration, design, development, and sustainment for data services in support of the Federal Government. The Senior System Administrator is responsible for overseeing the testing of products from development to operational deployment, working with Scrum Masters and developers through the requirements process and contributing to a robust, organized Backlog and streamlined Roadmap for the GEODS program.This position is fully onsite in Springfield Virginia and requires an active TS/SCI.RESPONSIBILITIESFulfill AWS S3 bucket access requests from data custodians, ensuring proper authorization and data securityCreate and manage IAM roles and policies to enforce strict access control principles and maintain a secure cloud environmentCreate, rotate, and manage IAM user secret & access keys in accordance with the company's 90-day key rotation policyProactively monitor the health and performance of our systems and websites using tools like CloudWatch, Kibana/Elasticsearch, and Tableau, ensuring optimal functionality and identifying potential issuesTroubleshoot and resolve system issues by analyzing logs on EC2 Linux instances within AWSAssist in troubleshooting network, DNS, and storage issues, and make recommendations for cost-saving options and growthWork on tickets in a timely manner, adhering to Service Level Agreements (SLAs) and providing efficient support to internal stakeholdersAssist DevOps and development teams during deployments, ensuring smooth and successful releasesCreate SNS topics and configure S3 bucket notifications based on customer requests, enabling timely alerts and automated workflowsWork closely with various teams across the organization, including security, development, and operations, to address AWS infrastructure requests and ensure alignment with best practicesDocument processes and contribute to the creation and maintenance of Standard Operating Procedures (SOPs) to improve team efficiency and knowledge sharingQUALIFICATIONSActive TS/SCI clearance with ability to obtain a CI PolygraphBachelor's degree with 5+ years of relevant experience, Associate degree with 7+ years of relevant experience, or 8+ years of experience in a related fieldProficiency with collaboration and workflow tools such as ServiceNow, Jira, and Confluence for incident management, project tracking, and knowledge sharingTDI does business with the federal government, which restricts employment to individuals who are either US citizens or lawful permanent residents of the United States.TDI is an Equal Opportunity Employer. Employment decisions are made based on individual qualifications, merit, and business needs. We do not discriminate in employment opportunities or practices based on race, color, religion, sex, or national origin, in accordance with applicable federal laws.J-18808-Ljbffr