Job Description SUMMARY: The Systems Administrator (Sys Admin) / Information Systems Security Officer (ISSO) is responsible for conducting Systems Security activities throughout the RMF Authorization process ensuring the highest quality of Cybersecurity/Information Assurance (IA) compliance. The Sys Admin/ISSO closely collaborates with the FSO, ISSM and program managers to ensure cybersecurity controls are effectively implemented. The Sys Admin/ISSO is a vital contributor within SNC's highly dynamic and fast-paced environment. PRIMARY RESPONSIBILITIES INCLUDE: * Administrator for Windows 7/10 workstations operating in peer-to-peer networks as well as Windows Server 2016 domain-based networks * Troubleshoot and/or replace basic system components such as computer device power supply, hard drive, CDROM drive, motherboard, network interface card, keyboard, mouse, common access card reader, telephones/fax devices and other components, including peripherals * Provide system administrative support as required such as; Account creation, modification and deletion, granting/revoking network access, managing file permissions. Create, modify, diagnose and resolve account requests/problems with PKI authentication * Provide at-the-desk diagnosis/resolution of end-user requests/problems in a customer service oriented, team environment * Provide support for applications such as the following: MS Office, Internet Explorer, MS Visual Studio, and various other Windows applications * Experience with network operating systems like Cisco and Dell * Perform Domain level administration in a Windows Server 2016 environment * Troubleshooting, configuration, and repair for server, network, infrastructure, file shares, and other infrastructure issues * Updating to new systems, as well as support on current systems by tuning performance, allocating storage space, and implementing critical system patches * Maintain and Configure VMware vSphere ESXi environment * Optimize operations for multiple standalone and networked workstations, ensuring availability, reliability, and integrity of computer systems for continued mission accomplishment * Provide solutions and resolve complex software, hardware and network malfunctions to minimize interruption to the customers and minimizes mission delays * Identify applicable DISA STIGs, and track and report compliance with ACAS and SCC scanner * Perform auditing, malware detection, and vulnerability scanning of all Information Systems (IS) * Team with SNC, customer, partner, and Authorization Officials (AO) to prepare systems for Assessment & Authorization (A&A) in accordance with established NISPOM, RMF for DOD IT & NIST guidelines * Create and Maintain A&A/RMF documentation: Security Plan, Plan of Action & Milestones (POA&M), Software/Hardware Inventory, Network diagrams, INFOSEC Policies and Procedures, Risk Assessment Report, Security Assessment Plan and Report; Contingency Plan, Incident Response Plan, and Configuration Management * Conduct security control assessments; review the adequacy of the security controls and their ability to protect the system and its information; tailor the security controls to ensure compliance * Read, interpret, and implement Cybersecurity/IA regulations and requirements; develop and maintain managerial, operational, and technical Cybersecurity/IA skillset ADDITIONAL RESPONSIBILITIES INCLUDE: * Follow SNC policies, procedures and work instructions for all technical activities * Punctuality to work each day and prepared to work scheduled work hours * Flexible work hours if needed * Occasional remote site travel a must * Other duties as assigned EDUCATION/EXPERIENCE/SKILLS REQUIRED: * BS in related field *Relevant work experience as a Network Analyst/Administrator/Engineer, Systems Analyst/Administrator/Engineer, IT Analyst/Administrator, Software Engineer etc may substitute for required education. * 3+ years of related experience * DoD 8570/8140 compliant: Security+ and/or other equivalent certification (desired) *Required within 6 months of hire. Cisco, Microsoft, Linux, or other technical certifications a plus * Experience in supporting Information Technology (IT) within a classified environment * Knowledge of technical standards relating to systems security; experience administering UNIX, Linux, and Windows operating systems, experience with large-scale server systems, thin client architecture, system virtualization and other related peripherals * Experience with A&A requirements as outlined in the NISPOM, RMF for DOD & NIST RMF * Understanding of US Government Cybersecurity policies * Ability to balance cybersecurity requirements with SNC's mission, goals, and culture * Strong communication skills, strong critical thinking and problem solving skills; self-motivated with ability to effectively prioritize multiple projects; ability to work with people in a team environment and deal effectively with changing project priorities * Ability to manage time, make sound decisions, take