Senior Systems Administrator
Reflexive Concepts
Reflexive Concepts is seeking a skilled Senior Systems Administrator to join our team! In this role, you will be a collaborative member of a small and mostly autonomous team directly supporting secure enclave development networks.
In this role you will:
In this role you will:
- Conduct functional and connectivity testing to ensure continuing operability.
- Develop and document systems administration standard operating procedures.
- Maintain baseline system security according to organizational policies.
- Manage accounts, network rights, and access to systems and equipment.
- Plan, execute, and verify data redundancy and system recovery procedures.
- Install, update, and troubleshoot systems and servers.
- Comply with organization systems administration standard operating procedures.
- Implement and enforce local network usage policies and procedures.
- Manage system and server resources including performance, capacity, availability, serviceability, and recoverability.
- Monitor and maintain system and server configurations.
- Perform repairs on faulty system and server hardware.
- Troubleshoot hardware/software interface and interoperability problems.
- Education and experience (one of the following):
- Bachelor's degree in a technical discipline + 15 years' experience as a System Administrator
- High school diploma + 20 years' experience as a System Administrator
- Experience with Windows Server Administration, Active Directory, and Group Policy
- Familiarity with Linux Server Administration
- VMware/ESXi
- VMware vCenter
- Networking Switching and Router Management
- VMware Virtual Networking
- Storage Management (NetApp)
- Hardware and Operating System troubleshooting
- System hardening
- Security Compliance Scanning (Nessus, ACAS)
- Understanding of project design within the scope of security (RMF) requirements
- Active TS/SCI security clearance with current Full-Scope Polygraph
- Active DoD IAT Level II certification (e.g., CCNA-Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP)
- Ability to demonstrate cyber/IT related experience with attention to detail, customer service, oral and written communication, and problem solving
Vacancy posted 2 days ago
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