Network Administrator – infrastructure

Apex Systems, America’s second largest technical staffing firm, has an opportunity for a Network Administrator with a DoD client in Charleston, SC. If interested in this, or any other opportunities in the DoD space, please send a resume and best contact information to Kerri Townsend, Technical Recruiter, via or Sarah Zschunke, Technical Recruiter, via Description iSupport Sustainment Engineer with experience supporting in-service systems for the world wide Defense Health Agency (DHA) network. Sustainment Engineers ensure continued operation and maintenance of a system with managed risk. Technical surveillance of critical safety items, approved sources for these items, and the oversight of the design configuration baselines are also part of the sustaining engineering effort. This team consists of a combination of System Engineering and management strategies to achieve the desired sustainment metrics. This includes Root cause analysis of in-service problems (including operational hazards, deficiency reports, parts obsolescence, corrosion effects, and reliability degradation) Other activities necessary to ensure cost-effective support to achieve peacetime and wartime readiness and performance requirements over a system’s life-cycle Roles and Responsibilities Troubleshoot network security suite solutions. Work in a team setting making recommendations related to troubleshooting, device configuration, and documentation. Resolve issues in a timely manner dealing with a variety of different network devices and protocols following applicable reporting formats Perform detailed technical analyses for a system, subsystem or system elements Exercise judgment in selecting methods, techniques and evaluation criteria for obtaining results Use professional concepts and company objectives to resolve complex issues in creative and effective ways Requirements RequiredDesired Skills 5 years relevant experience in supporting a large network infrastructure. Bachelor of Science degree in Computer Science or a related discipline is preferred but not required. A strong working knowledge with Routers, Switches, Firewalls, and Virtual Private Network devices. A good understanding of TCPIP in regards to routing and subnetting Must be a team player that can work under pressure with good written and oral communication skills Must have an active DoD SSBI Clearance or the ability to obtain and hold a DoD SSBI Clearance Experience with the following Network protocols and services Routing Protocols (OSPF, BGP) Access Control Lists Layer 2 Switching Spanning Tree Packet Analysis Experience with the following a plus Cisco Switch 3560 Cisco Switch 3750 Cisco Switch 4500X Palo Alto Firewall PA-4050 Palo Alto Firewall PA-2050 Palo Alto Firewall PA-5050 Other requirements A strong sense of urgency including self-governance on task priority. Must meet the requirements to obtain and maintain a DoD clearance, as well as all required security certifications and trainings Must have or be willing and capable of obtaining within 60 days a qualifying security certification, which could be CCNA-Security, GICSP, GSEC, Security CE or SSCP EEO Employer Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or

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