SR Systems Administrator with Security Clearance - San Antonio Texas

Company: Apriva LLC
Location: San Antonio, Texas
Posted On: 05/07/2024

This position does have a rotating schedule though 6AM to 2PM / 2PM to 10PM and 10PM to 6AM Shift rotates every 3 monthsThere is a shift differential of 10% in compensation for swing and GraveyardMust be onsite 5 days a week We're seeking a candidate experienced and proficient with Windows server or Linux server operations, sustainment, and management activities to help ensure secure, reliable, and uninterrupted availability of the DoD's secure mobile device capability serviceAs a Sys Admin subject matter expert (SME), you'll work as part of a 24x7 Network Operations team responsible for managing an infrastructure comprised of a variety of servers, network appliances, and applications supporting voice and data services--- This is a rotating shift every 3 monthsThere are Shift Pay Differentials --- Work non-standard hours (night, weekends, holidays) in support of 24x7x365 operations and sustainment environmentPrimary Responsibilities:
--- Provide expert technical knowledge to monitor and maintain an enterprise services environment consisting of Windows servers, Red Hat Enterprise Linux servers, and network appliances.
--- Assist mission partners with mobile device VPN connectivity debugging, user account and device management, and troubleshooting system/service access issues.
--- Implement and deploy scripting or automation tools to optimize processes and improve the efficiency of the environment - PowerShell, Python, Bash, Ansible, Puppet.
--- Be a point of escalation for lower-level technicians and higher difficulty issues.
--- Lead configuration updates and maintenance activities to patch, secure, and maintain systems.
--- Respond to, analyze, and resolve issues that degrade system or network performance to minimize downtime.
--- Use advanced systems and networking knowledge to develop solutions for complex technical issues.
--- Create and update documentation for common issues and processes, technical drawings, and related artifacts to contribute to the team's knowledge base.
--- Collaborate with other technical experts and external stakeholders to provide engineering solutions for design changes and upgrades.
--- Mentor, lead, and train junior level team membersBasic Qualifications: --- Bachelor's degree and 8 years of related experience or Master's degree and 6 years of related experienceAdditional experience, education and training may be considered in lieu of degree.
--- Active DoD SECRET clearance.
--- DoD-8570 IAT Level 2 certification (Security+ CE) within 6 months of hire date.
--- Extensive experience troubleshooting Windows OS or Linux OS, network, and domain related issue.
--- Extensive experience performing system administration tasks - installing, maintaining, monitoring, recovering, rebuilding, upgrading, patching.
--- Extensive experience researching complex technical solutions beyond internal SOPs.
--- Experience working with multiple technologies and open to learning new technologies.
--- Fluent understanding of networking concepts such as OSI Model, LAN/WAN, IPv4/IPv6, subnetting and VLANs.
--- Experience maintaining systems and services in an air-gapped environment.
--- Ability to demonstrate good judgement, professionalism, and communicate clearly (verbal and written).
--- Highly proficient problem solving, critical thinking, and analytical skillsDesired Qualifications (not required, but a huge plus): --- Experience with VMWare - ESX/ESXi, vCenter, vSphere.
--- Experience with AD, SCCM, SQL, MySQL, SELinux, DNS, Group Policy management.
--- Experience configuring and maintaining network devices - switches, routers, firewalls, VPNs.
--- Knowledge of security policies such as DISA STIGS and general vulnerabilities management.
--- Certifications with major system vendors such as Microsoft, Red Hat, VMware, Cisco, Juniper, or Aruba. More...

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