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Job Title: System Administrator IV/V Department: Federal Services Job Purpose: Provide IT Systems support for cyber team at on-site Government location. About Circadence Corporation Circadence is an award-winning, privately held, US-owned business that specializes in cybersecurity training and assessment platforms. Our core area of expertise is the development and management of cyber range capabilities, networking solutions, implementation of policies, processes and tools required to conduct cyber assessments, and cyber workforce development. Job Description: Lead Circadence Sys Admin supporting cyber red team enterprise IT systems to ensure mission execution. The position requires candidates to have excellent communication, analytical, and problem-solving skills to help identify, communicate, and resolve issues. The person will work in a dynamic team environment, interface with clients and Circadence staff. This is a permanent full-time position working on-site at Defense Agency on Fort Belvoir, VA. TS/SCI security clearance required. Required Skills/Experience * Active Directory Domain Administrator - Manage and maintain: Sites and Services, DNS, DHCP, Group Policy Objects, Computer/User Objects, LDAP, Authentication protocols, AD Permission delegation using the least privilege methodology, Dynamic/Static AD groups, as well as other Domain services in accordance with MS best practices and compliance. * Cisco CCNA level networking * Experience supporting system Authority to Operate (ATO) by adhering to the Risk Management Framework (RMF) process to integrate security controls, privacy, and cyber supply chain risk management for cyber infrastructure. * Validate Security controls are functioning as intended in accordance with NIST 800-x and RMF compliance requirements. * Experience working with NTFS permissions and DFS name spaces for file sharing. * Experience with current versions of Windows (e.g. Server 2016, 2019 Windows 10 Enterprise) * Experience with designing and managing Hyper-V clusters. * Experience with VoIP, PDU and UPS, AV equipment, remote desktop * Experience troubleshooting and remediating issues by reviewing system logs, etc. * Experience with PKI and SSO implementation/infrastructure * Experience with automated STIG check technologies such as SCAP scans and Evaluate-STIG. * Experience with data backup and restore. * Experience with VMware technologies. * Experience with Atlassian Suite a plus (JIRA, Confluence, Bitbucket, Crowd). * CompTIA Security + Certification required * Must be located near Fort Belvoir, VA or be willing to relocate * US Citizen/US Resident required with active TS Security Clearance Compensation: $135,000 - $160,000 Circadence is proud to offer medical, vision, and dental insurance, 401(k) plan with company matching, life and accidental death and dismemberment insurance, HSA (with high deductible plan), FSA, critical illness and accident insurance to all full-time employees, along with generous paid time off and holidays. In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. Circadence Corporation is proud to be an equal opportunity employer. We will not discriminate against any applicant or employee on the basis of age, race, color, creed, religion, sex, sexual orientation, gender, gender identity or expression, medical condition, national origin, ancestry, citizenship, marital status or civil partnership/union status, physical or mental disability, pregnancy, childbirth, genetic information, military and veteran status, or any other basis prohibited by applicable federal, state or local law. Circadence will consider for employment qualified applicants with criminal histories in a manner consistent with local and federal requirements. https://www.eeoc.gov/employers/upload/poster\_screen\_reader\_optimized.pdf All Circadence employees are expected to actively support diversity on their teams, and in the Company. NOTICE: Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information.