System Administrator, Senior

Parsons Corporation•Linthicum, MD

About The Position

Parsons is the premier national security and critical infrastructure solutions provider. We have unparalleled tactical-to-strategic level experience in securing the platform and operational technology of National Security Systems – a mission at the heart of our intersecting work across defense, intelligence, and critical infrastructure. We deliver value through scalable, fast, disruptive solutions to our customers’ most complex national security and critical infrastructure challenges. We provide deep domain expertise to develop solutions both for now and for the future. We apply our exceptional technology capabilities to stay ahead of the competition and our customers’ needs. We layer and integrate solutions to provide unmatched innovation. Our National Security Solutions team needs a Sr. System Administrator to support our expanding portfolio of work in the Intelligence Community (IC). As a collaborative member of a small and mostly autonomous team, this position directly supports secure enclave development networks.

Requirements

Bachelor’s degree in a technical discipline and 15 years’ experience as a System Administrator, OR High school diploma and 20 years’ experience as a System Administrator
Experience with Windows Sever Administration, Active Directory, and Group Policy
Familiarity with Linux Server Administration
Familiarity with VMware/ESXi, VMWare Virtual Networking, and VMware vCenter Networking
Switching and Router Management
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 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.

Responsibilities

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.