B3 ISSO / Sys Ad

• Support the implementation and maintenance of cybersecurity requirements under the Risk Management Framework.
• Ensure information systems are operated, maintained, configured, and disposed of in accordance with approved System Security Plans, internal security policies, and applicable government requirements.
• Develop, review, and maintain documentation including System Security Plans, hardware and software inventories, configuration-management records, and Plans of Action and Milestones.
• Perform recurring security audits and reviews of operating systems, user accounts, access controls, audit logs, network configurations, and security-relevant settings.
• Conduct vulnerability assessments using enterprise scanning platforms and coordinate remediation or mitigation activities.
• Apply and assess Security Technical Implementation Guides for Windows, Linux, virtualization, network, and supporting infrastructure.
• Administer Windows Server and Red Hat Enterprise Linux systems, including Windows domain services, Active Directory, Group Policy, LDAP, user accounts, and access-control lists.
• Perform system patching, operating-system upgrades, software installations, configuration changes, and vulnerability remediation.
• Configure and maintain VMware environments, virtual machines, and associated infrastructure.
• Perform security monitoring, log analysis, and component administration using enterprise-monitoring platforms.

We are seeking a versatile technical professional who can administer Windows and Linux systems while also supporting cybersecurity compliance, authorization, and continuous-monitoring requirements for secure information systems. This position involves working within secured environments, utilizing hands-on experience with system administration, Risk Management Framework guidelines, vulnerability management, and security documentation. The selected candidate will collaborate with engineering teams, program leadership, network administrators, and end users to ensure the integrity and compliance of multi-user computing environments., Education: Bachelor’s degree in Cybersecurity, Computer Science, Information Systems, Information Technology, or a related technical discipline. A combination of additional education and directly related experience will be considered in lieu of a completed degree.

Must be willing and able to obtain a DOD secret clearance prior to supporting program work

Experience: At least 5 years of relevant experience performing systems administration, cybersecurity compliance, or closely related responsibilities within a secure environment. Experience administering Windows Server operating systems, Windows domain architecture, and Red Hat Enterprise Linux is required.

Technical Skills: Proficiency with the Risk Management Framework documentation and security controls. Hands-on experience with operating-system patching, system hardening, account administration, configuration management, and vulnerability remediation. Familiarity with virtualization technologies, Active Directory, Group Policy, and enterprise-monitoring tools.

Preferred Qualifications

• Active DOD Secrete Clearance
• Previous experience supporting systems within restricted areas and secure facilities.
• Experience with vulnerability-scanning technologies and enterprise log-analysis platforms.
• Experience with network administration and technologies, including switching, routing, subnets, and VLANs.
• Familiarity with public key infrastructure, encryption technologies, multifactor authentication, and privileged-access management.
• Experience with PowerShell, Bash, Python, or other scripting languages used to automate administrative or security tasks.
• Operating-system or infrastructure certifications involving Windows, Linux, VMware, or Cisco.

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.

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