Systems Administrator II (Corp204)
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Job Location:
San Antonio, TX - USA
Monthly Salary:
Not Disclosed
Posted on:
Yesterday
Vacancies:
1 Vacancy
Job Summary
Position Title: Systems Administrator II
Location: Onsite in our San Antonio Texas office
Clearance Requirement: Top Secret with SCI eligibility
Employment type: Full Time
Certifications: Must hold applicable DoD 8140 baseline certification (e.g. Security CISSP or equivalent for IAT/IAM roles).
Research Innovations Inc. (RII) is breaking through the big slow status quo with transformative technology that fundamentally changes and improves the world. We develop cutting-edge software and systems for all levels of the government and military. Using agile development practices and user-centered design we create innovative solutions for complex real-world problems.
Currently RII is seeking a motivated mission-oriented Systems Administrator II to join our team supporting critical operations in secure facilities at our office located in the Forum Building. We are seeking a hands-on mid-level Systems Administrator II who can independently administer troubleshoot and secure Linux Windows and VMware environments in classified settings. This role is for an operator who enjoys deep technical work and takes ownership of system reliability patching hardening and troubleshooting in high-stakes environments.
This role requires an active US TS/SCI security clearance.
WHAT YOU WILL BE DOING
- Independently administering and troubleshooting SELinux (RHEL 7/8) and Windows Server systems in offline/air-gapped classified environments.
- Performing operating system hardening using DISA STIGs and SCAP tools validating findings and remediating vulnerabilities with an understanding of security impact.
- Building patching and maintaining physical and virtual servers and workstations (Windows and SELinux).
- Administering VMware vCenter and ESXi environments including patching upgrades lifecycle management and troubleshooting in offline/air-gapped networks.
- Managing Active Directory including users groups GPOs service accounts and authentication issues.
- Performing system and security log analysis identifying root cause and implementing corrective actions.
- Applying RMF and NIST SP 800-53 controls to support ATO maintenance for SELinux VMware and Windows systems.
- Supporting vulnerability scanning auditing patching cycles malware scanning and documentation of results.
- Managing and troubleshooting network devices (switches routers firewalls) in DoD-compliant environments.
- Producing and maintaining technical and security documentation aligned with government contractor standards.
- Providing direct technical support and guidance in secure facilities.
WHAT YOU HAVE DONE
- Minimum 4 years of hands-on Linux and Windows system administration in production environments.
- Demonstrated ability to manage users services logs storage and system troubleshooting on SELinux systems.
- Hands-on experience administering VMware vCenter and ESXi hosts including patching and upgrades.
- Experience implementing and remediating DISA STIGs and validating results using SCAP tools.
- Experience administering Active Directory and troubleshooting authentication and GPO issues in mixed Windows/Linux environments.
- Hands-on experience managing firewalls network switches and routers.
- Experience with vulnerability scanning tools and host-based security tools (AV HIDS/NIDS SIEM).
- Experience supporting RMF IA controls and ATO-related documentation.
- Ability to work independently in classified environments with minimal supervision.
#LI-MC1
At RII we believe that diversity in our workforce is critical to our success. We strive to hire great people from a wide variety of backgrounds not just because its the right thing to do but because it makes us stronger. We work to help your intellectual passions and creativity thrive. Its one of our core values: Let your geek flag fly.
We also offer all employees comprehensive benefits including: flexible work schedules health insurance coverage paid time off 401k with a company match paid parental leave access to wellness programs and much more. You get this all from day one and all paid for by RII.
Its all part of another of our core values: Stay human. Its why our comfortable and colorful offices such as our headquarters include a community game room pantry massage chair and an escape room among other amenities. Its why we have community ambassadors and regular community events.
Research Innovations Inc. is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender gender identity or expression national origin genetics disability status protected veteran status age or any other characteristic protected by state federal or local law.
We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.
Required Experience:
Unclear Seniority
Key Skills
- Computer Science
- Active Directory
- Computer information Technology
- PowerShell
- OS
- Windows
- Database
- SCCM
- Linux
- SAN
- Troubleshoot
- Backup
- Setup
- Technical Support
- UNIX
About Company
Research Innovations Inc (RII) co-creates RIIdiculously Awesome solutions that make the world safer. We support critical defense, intelligence, and cyber customers with transformative JADC2 technology solutions.
