ACAS/HBSS System Administration Lead

Description Job Description:Leidos Cybersecurity Team is seeking a high-level IT Professional to provide ACAS/HBSS System Administration Lead duties including reviewing, analyzing, and documenting security vulnerability and compliance scans within the National Military Command Center.Primary ResponsibilitiesInstallation, monitoring, testing, troubleshooting, and administration of the ACAS/Nessus Vulnerability Scanner applicationsExperience with vulnerability scanning tools to include and understanding of Vulnerability Management System and Continuous Monitoring and Risk Scoring.Experience with security architectures - Experience in Windows, Linux and UNIX operating system administrationProvide technical support to customers involving a wide range of software, hardware, and DoD specific applications with respect to the ACAS solutionExperience with network design, LAN/WAN systems and lab configuration to include the following capabilities: Installing, operating and maintaining routers, switches, domain controllers, member servers, clients, etc. Ability to replicate client environment issues Understanding networking support to include TCP/IP, DNS, and SMTP issuesAnalyze and assist in the application of (STIGs) and (IAVAs)Ensure scheduled scans are covering 100% of intended assets and are being run successfullyEnsure SC is being updated regularly; address unsuccessful updates of the SC and identify the root cause of the unsuccessful updateConfigure, optimize, and test vulnerability scans against new and existing Operating Systems and platformsPerform Nessus vulnerability scans, Nessus agent scansPerform scan policy analysis & configuration to determine the impact of vulnerability scanning against target devicesPerform configuration analysis against the target device to troubleshoot credential failure issuesConduct vulnerability analysis, research, collaborate with System Administrators to mitigate identified vulnerabilities and/or author Plans of Actions and Milestones (PO&AM) as neededConfigure, operate, and maintain HBSS and its components (ePolicy Orchestrator, McAfee Agent, Data Loss Prevention, Host Intrusion Prevention System, Policy Auditor, ESS, Asset Baseline Monitor, and Virus Scan Enterprise) on Windows and Linux creating exceptions to allow essential processes to continue uninterruptedProvide guidance on vulnerability and malware remediation.Ability to analyze the customer''s needs and identify security requirements / solutions.Experience with DoD STIGS, IA Tools (SCCVI, SCRI, Host Based Security System) , program, and Risk Management FrameworkExperience with RemedyBasic QualificationsBS degree and 8 - 12 years of prior relevant experienceQualified candidates must possess a TS//SCI security clearanceSecurity+ certificationEffective communication and presentation skills (i.e., ability to present ideas effectively in formal and informal situations in group and individual settings).Strong planning, organizational, and time management skills (i.e., ability to effectively plan, organize, and prioritize work, and to control and follow up to assure work completion).Demonstrated initiative (i.e. initiate appropriate action without being directed) and ability to work independently.Strong interpersonal skills (e.g., ability to work effectively on teams, communicate effectively, work/interact effectively and amicably with people from diverse backgrounds and cultures and with diverse personal attributes).Pay Range:Pay Range $94,250.00 - $145,000.00 - $195,750.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Created: 2025-09-06