Windows Systems Administrator

Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and protect our customers from increasing threats and vulnerabilities in this digital age.

TDI is seeking a Windows Systems Administrator to join the Compartmented Enterprise Services Office (CESO) effort. This program is establishing a modern secure web service (SWS) operation as part of a state-of-the-art, highly automated platform capable of supporting a rapidly expanding customer population. Apply today to become part of the Leidos team that is assisting CESO as they migrate to a high security cloud environment by providing network and communication services, monitoring services, and system administration.

This position is onsite 5 days/week in Arlington, VA and requires an active TS/SCI clearance. 

RESPONSIBILITIES:

• Create, maintain, and implement detailed documentation for standard systems operating procedures to be used across the enterprise.
• Develop, implement, and monitor policies and standards for allocation related to the use of computing resources.
• Analyze available hardware and software from outside vendors and make recommendation for purchase and installation of cost-effective solutions.
• Review work performed by lower-level technical staff.
• Work both independently as well as in coordination with network administrators to maintain the smooth operation of a multi-user computer system.

QUALIFICATIONS:

• An active TS/SCI security clearance is required for this position.
• Currently possess DoD 8750 certification at least IAT level II, e.g Security+ce
• Bachelor's degree and 4+ years of overall related experience with a Windows or Linux server environment. Additional experience, education and training may be considered in lieu of degree.
• VMware administration, including configuration, maintenance, and troubleshooting of virtualized environments.
• Windows infrastructure administration, including Remote Desktop Services (RDS), Active Directory, Group Policy (GPO), Local Security Policies, and Windows Task Scheduler.
• ​​​​​​​PowerShell scripting and automation, with experience in additional scripting languages such as Python.System and application administration, including hardware/software installation, configuration, maintenance, and troubleshooting.
• Security hardening and compliance, including implementation of DISA STIGs, commercial security best practices, and Security Content Automation Protocol (SCAP) scanning/validation.

PREFERRED QUALIFICATIONS:

• Prior experienced with DISA and DISA’s support to mission partners
• Integration of Network Management (NM) and Element Management (EM) systems with network performance, trouble ticketing, and security subsystems highly desired.  
• Experience with support systems to include enclave Ethernet switches, storage area networks (SAN), and network attached storage (NAS). 
• Candidates with a thorough knowledge of networking principles to included TCP/IP a plus. 
• Experience with a ticketing system such as BMC Remedy.
• ITIL v3 Foundation certified
• Linux OS experience.
• Solaris OS experience.
• Experience working with virtual environments.