TS | Nellis AFB, NV, USA | Full Time Job Title: Computer System Security Specialist/ISSO Work Location: Nellis AFB, Nevada Clearance: Current/active TS+ Please note that you must be a US citizen to apply to the job posting Education: HS Diploma with five (5) plus years of relevant experience Schedule: Monday - Friday day shift Travel: Occasional Salary: Commensurate with experience Job Listing Number: NV24008 LCAT: Computer System Security Specialist Overview: S4 Inc. employees selected for this position will be supporting USSTRATCOM JCER missions in order to provide the JCER Director with Planning, Analysis, Spectrum Management, and Intelligence support. In addition, S4 employees will support Advisory and Assistance Services (A&AS) for JCER to accomplish Joint Electromagnetic Spectrum Operations (JEMSO) readiness evaluations. Specific Duties: + Operates as the CSSS ISSO for all issues related to the systems and networks within their area of operations to include in collateral, SCIF, and/or SAP areas. Coordinates support from other IT members as needed based on their accesses; + Responsible for investigating elevated issues by confirming the validity of the problem and finding solutions related to the more complex issues; + Conducts switch and TACLANE management, guest and standalone system management, data backups and recovery, backend support, exercise and event support, ISSO duties, and delegates to lower-level IT as required; + Conducts preventive and corrective maintenance to include security scans, backups, patches, updates, upgrades, hardware checks, and IT file management. Investigates and diagnoses assigned incidents and tickets to restore failed IT services as soon as possible. Resolves incidents as able. Keeps users informed regarding incident statuses. Escalates major and unresolved incidents to higher level IT support if needed. Documents troubleshooting steps and service restoration details; and + Implements security improvements by assessing baselines, evaluating trends, and anticipating requirements. + Applies updates to software, drivers, and firmware as needed to protect against vulnerabilities. Qualifications: At least five (5) years of demonstrated relevant experience with the following: + Functioning as the ISSO responsible for the training of users on the use of software and hardware for installation operations and tactical environments; + Installing, sustaining, maintaining, troubleshooting, repairing, and upgrading IT assets including data, voice, and video networks, LANS/WANS, VOIPs, and multiple video network infrastructure systems at multiple classification levels; + Implementing data security measures, monitoring networks and accesses, performing vulnerability and risk assessments, performing security updates, and ensuring compliance with security measures; + Standardizing, updating, and maintaining a media control program. Ensuring that policies, procedures, and processes are in place for the equipment, storage, handling, organization, and control of media within an organization; + Securing and hardening network devices with current DISA STIGs standards. Acting as a COMSEC Responsibility Officer and/or Secure Voice Responsibility Officer. Re-keying TACLANEs and updating firmware; + Updating and managing standalone systems and network devices. Creating and managing system permissions and user accounts. Performing regular security tests and security monitoring. Upgrading, installing, and configuring application software and computer hardware. Maintaining a repository of all organizational or system-level cybersecurity-related documentation (including ATOs) for systems under their purview; + Implementing automated software solutions. Planning for redundancies, rollovers & recoveries of systems and networks; and To apply to this position please go to www.s4inc.com and click on Careers to complete and an employment application and to upload your resume. S4 Inc. offers competitive salaries and a comprehensive benefits package with 401(k), and universal time off. We are an Equal Opportunity Employer including Veterans/Disabled. S4 participates in the E-Verify employment verification program. Candidate selected must be able to obtain and maintain the security clearance required by the contract at all times If you are an individual with a disability or a disabled veteran and need a reasonable accommodation to apply to a position, please contact Janine Hunter by phone at (781) 273-1600 or by email at accommodation@s4inc.com (msweeney@s4inc.com) .