Systems Administrator (CNS), Senior

Would you like to perform rewarding work while contributing to the success of an established, growing company? Navstar is an award-winning organization that has a proven track record of successfully providing IT services and solutions both as a prime and sub-contractor on mission focused IT programs. Our employees are integral players in support of mission-critical programs focused on our National Security. 

Role Description:

The selected individual will be responsible for maintaining system administration support activities for a large complex network environment with geographically distributed systems. The position entails supporting solutions for system engineering requests that continues to meet operational needs as well as upgrading and maintaining capabilities. The selected candidate must be comfortable working in a fast-paced environment with multiple air-gapped systems which have individual domains, supporting infrastructure, and maintaining a complex IT environment with multiple logins and associated supporting storage and network infrastructure. The position requires an energetic, focused, and driven individual who can adapt well to a changing environment. Ideally, the selected candidate will possess strong system administration skills and troubleshooting skills or adapt quickly and complete various system administration network-centric undertakings.

Required Skills and Qualifications:

Qualified candidates must possess an active TS/SCI with polygraph clearance to be considered. This individual will be responsible for installing and administrating systems, applications, and processes, and for ensuring that all issues are identified and resolved in a timely manner. He/she will be responsible for ensuring server and desktop configurations are optimized and running continuously and efficiently. The individual will also perform security management and application performance optimization functions. Additional responsibilities may include:
 

• Administration/sustainment of a system that provides a web-based application for storing, sharing, and distributing information.
   
• Creating and maintaining complex server enclaves, including analyzing system scanning reports, patching, cert renewals, vulnerability management assessments, and active directory configurations.
   
• Identifying and correcting hardware and software issues.
   
• Responding to system administration, operations, and maintenance problems and developing re-work solutions.
   
• Creating and maintaining documentation of complex server/network environments to ensure that clear, concise and accurate information is readily available for incident resolution.
   
• Communicating with users and external support personnel regarding system outages and upgrades and conferring with upper management regarding recommended resolution options.

Desired Skills and Qualifications:

• ​Previous experience as a systems administrator.
   
• Must be proficient with Windows Server 2012R2, 2016, 2019, and Active Directory.
   
• Must have experience with Linux and Microsoft-based servers and workstations.
   
• Must have experience with Windows 2019.
   
• Must have experience with OS and Application Hardening to include DISA, Best Practices, and High Assurance environments.
   
• Must have experience with software/hardware deployment, patches, and operating systems, basic system backup and restore functions.
   
• Must have experience with and/or be familiar with SALT, Ansible, Splunk, Puppet, SolarWinds, Nessus.
   
• Must have experience with and/or have knowledge of Red Hat 7 and 8, and VMWare.
   
• Must have experience with Apache Tomcat, IIS, and/or SQL server database experience.
   
• Proficiency with SQL Server desired.
   
• Experience documenting and providing information for security accreditation and certification. Understanding of advanced security protocols and standards. Experience with Network Security Technologies (e.g. Multiple Domain, PKI, SSP, and Vulnerability Assessment).
   
• Experience with High Assurance platforms and application integration testing methods.
   
• Experience with both Client and Server virtualization environments.
   
• Ability to lift up to 50 lbs.
   
• Experience with installation, configuration, troubleshooting, reimaging hardware.
   
• Experience with disk arrays, PowerShell and PowerCLI, KVMs,