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.

TDI does business with the federal government, which restricts employment to individuals who are either US citizens or lawful permanent residents of the United States.

“TDI is an Equal Opportunity Employer. Employment decisions are made based on individual qualifications, merit, and business needs. We do not discriminate in employment opportunities or practices based on race, color, religion, sex, or national origin, in accordance with applicable federal laws.”