Zenetex LLC

Network and Computer Systems Engineer Level II

Posted Date 1 month ago(4/20/2020 4:17 PM)
Job ID
# of Openings
Job Location
US-IL-Great Lakes
Information Technology

Position Overview

ZENETEX specializes in management and technology support services for a variety of federal agencies and commercial organizations. Zenetex is looking for an experienced Senior Level Systems Administrator with strong skills in the area of cybersecurity. Work is at Recruit Training Ground - Great Lakes maintaining multiple Navy training assets.


  • Design of systems architectures
  • Design and document network architectures comprised of network topologies, network devices, client machines, and servers
  • Investigate, recommend, implement, and support application packages
  • Recommend procurement and repair of components necessary to maintain the network and information technology systems
  • Conduct systems analysis and produce specific charts, graphs, databases, or other documentation that summarize the data collected in a manner that is understood and usable by the decision makers
  • Recommend and schedule IA related repairs in the Network Enviroment
  • Perform IA related customer support functions including installation, configuration, troubleshooting, customer assistance, and/or training, in response to customer requirements for the Network Enviroment
  • Analyze patterns of noncompliance and take appropriate administrative or programmatic actions to minimize security risks and insider threats
  • Manage accounts, network rights, and access to Network Enviroment systems and equipment
  • Analyze system performance for potential security problems
  • Assess the performance of IA security controls within the Network Enviroment
  • Identify IA vulnerabilities resulting from a departure from the implementation plan or that were not apparent during testing
  • Configure, optimize, and test network servers, hubs, routers, and switches to ensure they comply with security policy, procedures, and technical requirements
  • Install, test, maintain, and upgrade network operating systems software and hardware to comply with IA requirements
  • Evaluate potential IA security risks and take appropriate corrective and recovery action
  • Ensure that hardware, software, data, and facility resources are archived, sanitized, or disposed of in a manner consistent with system security plans and requirements
  • Diagnose and resolve IA problems in response to customer reported incidents
  • Research, evaluate, and provide feedback on problematic IA trends and patterns in customer support requirements
  • Perform system audits to assess security related factors within the Network Enviroment
  • Develop and implement access control lists on routers, firewalls, and other network devices
  • Install perimeter defense systems including intrusion detection systems, firewalls, grid sensors, etc., and enhance rule sets to block sources of malicious traffic
  • Work with other privileged users to jointly solve IA problems
  • Demonstrate proficiency in applying security requirements to an operating system for the Network Enviromentor CE used in their current position
  • Adhere to IS security laws and regulations to support functional operations for the Network Enviroment
  • Implement response actions in reaction to security incidents


Education and Certification :

  • B.S. computer science, Information System Management or IA technology field
  • IAT Level II - Security +CE or equivalent


Desired Experience:

  • 5 years or more of experience as a network and computer systems administrator
  • Experience implementing operating systems and network devices security configuration in accordance with Defense Information Systems Agency (DISA) approved Security Technical Implementation Guides
  • Experience in administering boundary devices (i.e. managed switches, proxy servers, routers, firewalls and intrusion detection systems)
  • Skill to perform penetration tests and vulnerability assessments using EyeRetina vulnerability scanner, Defense Information Systems Agency (DISA) Gold Disk, the Security Content Automation Protocol (SCAP) Compliance Checker and Security Readiness Review (SRR) scripts
  • Experience correcting flaws and implementing technical controls in the hardware or software installed within a network environment
  • Skill to manage DoD Host-Based-Security Systems (HBSS)
  • Have working knowledge of the DOD Information Assurance Vulnerability Management Program (IAVMP)
  • Possess DOD Approved Baseline Certification as Information Assurance Technical Level II in accordance with DOD 8570.01-M. (i.e. GSEC, Security+CE, SSCP & Vendor certification or IT Training Provider certificate for network environment main operating system.)



Security Clearance

  • This position will require U.S. citizenship and an active DoD Secret clearance. 

ZENETEX is an equal opportunity/affirmative action employer. Qualified applicants are considered for employment without regard to age, race, national origin, sexual orientation, gender, gender identity and expression, disability, veteran status, or any other characteristic protected by law. 



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