System Administrator, Senior

Resource Management Concepts, Inc. (RMC) provides high-quality, professional services to government and commercial sectors. Our mission is to deliver exceptional management and technology solutions supporting the protection and preservation of the people and environment of the United States of America.
RMC is hiring aSenior System Administratorto support one of our customers at Crane Indiana. The selected applicant will:
Gain understanding of a customer’s current infrastructure and the requirements to migrate to centrally managed services.
Adequately communicate all pre-conditional work/requirements to ensure migration timelines are being met.
Assist in developing a prioritization and migration plan to include NREN responsibilities, resourcing, and timelines
Work closely with WC’s technical implementers and project managers to ensure understanding, risks, and limitations.
Create and maintain detailed diagrams, playbooks, checklists, issue trackers, and best practices, (and any other documents) to support migration efforts
Work with the WC’s team to troubleshoot technical issues and risks, providing the required technical support as needed
Post-migration evaluation of adopted service.
Develop and maintain network architecture and infrastructure including installation, test, upgrades and other required maintenance. This infrastructure includes, but is not limited to, the border security stack, remote site hardware, Software Defined Networking (SDN), storage/compute fabric, WAN/LAN, and management network.
Provide network configuration and documentation including network drawings and hardware/software lists.
Ensure services, configurations, and infrastructure conform to all applicable SLAs, MOA/MOUs, and Design Documents. Create and submit reports showing SLA compliance.
Provide administration and network security on all production services
Manage computer/user accounts, privileges and system access.
Manage system resources in the monitoring of performance, capacity, availability, serviceability and recoverability.
Implement security procedures, resolve hardware and software interface and interoperability problems.
Ensure system availability, functionality, integrity and efficiency, and maintain system configuration and documentation.
Manage the installation and integration of system fixes, updates, and enhancements.
Create and update documentation of standard procedures and processes.
Respond to assigned service requests, as well as maintain and update service request ticketing system with accurate accounting of the details of tasking performed.
Documenting these details includes, but is not limited to, problem resolution, time spent, follow-on actions, resulting change requests or subtasks, and closing out tickets in a timely manner.
Requirements
Desired skillset would include depth of knowledge of the Windows ecosystem to include Windows Server Core, Windows 10/11, Domain Controllers, Active Directory, Group Policy management, Advanced Group Policy Management (AGPM).
A bachelor’s degree in computer science or IT related field is preferred. In lieu of a degree, an additional four (5) years of relevant work experience or certifications/training are required. At least five (5) years of experience in network design, administration, procedures and troubleshooting is required.
The selected applicants must have DoD 8570/5239 IAT Level III Certification (CASP +) and the ability to work independently and as part of a team in RDT&
E environments.
Security Clearance:
An active DoD Top Secret clearance is required. Applicant selected may be subject to a security investigation and must meet eligibility requirements for access to classified information.
Benefits
At RMC, we're committed to your career growth! RMC differentiates itself from other firms through its investment in our employees. We invest our resources to train, certify, educate, and build our employees. RMC can offer you a great place to work with a small company feel and give you the experience and certifications that will take your career to the next level. RMC also offers high-quality, low-deductible healthcare plans and a competitive 401K package.