Network/Systems Administrator III

Overview Transform technology into opportunity as a Network/System Administrator III with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate. At GDIT, people are our differentiator. As a Network/Systems Administrator III , you will help ensure today is safe and tomorrow is smarter. The position will provide “day-to-day” support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities. Responsibilities Able to perform self-sustaining work with little to no oversight. Lead IT operations team on day-to-day management and operations of networks and implement capabilities vetted through Cybersecurity, ISSE and higher headquarters to maintain JSIG/RMF Authority to Operate and maintain Continuous Monitoring tools and processes. Manage COTS & GOTS products to collect, display and remediate a variety of automated system security and system operations/performance functions and metrics. Assist during security assessments of servers, network devices, and security appliances. Assist during security assessments with regard to accuracy and efficiency. Assist with creation of operational O&M checklists to maintain the service (daily, weekly, monthly, yearly O&M checklists); build TTPs and SOPs associated with service checklists. Manage and operate monitoring tools/capabilities with the enterprise SIEM and create/tailor complex event alarms/rules and summary reports. Execute cybersecurity operations procedures for day-to-day network management, operations and maintenance. Monitor/analyze output of cybersecurity tools for reportable security incidents and residual risk. Assist in analyzing technical risk, upon request, of emerging cybersecurity tools and processes. Work as part of a security incident response team as needed. Assist ISSM/ISSO/ISSE with integration/development of new techniques to improve confidentiality, integrity, and availability for networks/systems operating at various classification levels. Advanced technical competency in one or more of the following platforms: Microsoft Windows Server, Active Directory, Red Hat Enterprise Linux servers, Hyper-V/VMware/ESXi/Xen, enterprise networking/firewalls/intrusion detection/prevention systems, forensic analysis/vulnerability assessment, Group Policy management and configuration, scripting, and related security tools. Other Requirements Thorough knowledge of Microsoft Windows desktop and server operating systems, Microsoft Exchange Server, and, as needed, RHEL administration and related hardware. Experience in effective communication and collaborating in a high-performance team environment. Working knowledge of CISCO networking, switching and virtualization technologies. Working knowledge of LAN/WAN technologies and data backup technologies, including COMSEC integration. Working knowledge of Risk Management Framework, Common Criteria, and System Security Policy as they relate to A&A. Working knowledge of PL2, PL3, and PL4 network environments/systems. Working knowledge of WSUS and/or YUM patch deployment methodologies. Must be familiar with DoD policy as it applies to implementing and executing system and network administration. Working knowledge of Risk Management Framework and how to apply it to network/information system environments. Must be able to lift up to 50 lbs. What you’ll need to succeed Required Experience 5+ years related experience 2+ years SAP experience required Education Bachelor’s degree in a related area OR Associate’s degree in a related area + 2 years’ experience OR equivalent experience (Desired) Certifications IAT Level 3 - within 6 months of the date of hire Security Clearance Level:

TS/SCI

Must be able to obtain - TS/SCI with CI polygraph GDIT Is Your Place 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidays defense #J-18808-Ljbffr General Dynamics - IT