> Markdown version of [/jobs/ext/3609300-lan-field-operations-network-engineer-information-systems-analyst-ii-opt-n](https://www.wearedevelopers.com/jobs/ext/3609300-lan-field-operations-network-engineer-information-systems-analyst-ii-opt-n). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # LAN Field Operations Network Engineer (Information Systems Analyst II, Opt. N) - **Company:** State of Illinois - **Location:** Springfield, IL, United States - **Experience:** Experienced - **Salary:** $96,720.0 - $142,212.0 - **Contract:** Permanent contract - **Skills:** Wireless LAN, Data Analysis, Complex Networks, Information Systems, Computer Networks, Dynamic Host Configuration Protocol, Domain Name System (DNS), Monitoring of Systems, Local Area Networks, Network Security, Network Diagnostics, Network Service, Sniffers, TCP/IP, Transmission Control Protocol (TCP), Virtual Local Area Networks, Wireless Access Point, Network Routers, Information Technology, SolarWinds (Software), Cisco - **Published:** October 7, 2026 - **Apply:** https://illinois.jobs2web.com/talentcommunity/apply/1437284500/?locale=en_US ## About the Role * Requires knowledge, skill, and mental development equivalent to four (4) years of college with course work in computer science or directly related fields. * Requires three (3) years of professional experience in LAN Services, Networking Services, or a related Information Technology field., * Requires three (3) years of professional experience providing enterprise level computer networking support including installing and troubleshooting complex network problems independently. * Requires three (3) years of professional experience in Transmission Control Protocol/Internet Protocol (TCP/IP), Quality of Service, VLAN design, and DNS/DHCP. * Requires three (3) years of professional experience in network security, network diagnostic and management tool integration such as traffic analyzers (fluke cable systems, SolarWinds or OpManager). * Requires three (3) years of professional experience with wireless LAN configuration and troubleshooting, LAN design, and capacity planning., * Three (3) years of professional experience providing enterprise level computer networking support including installing and troubleshooting complex network problems independently. * Three (3) years of professional experience in Transmission Control Protocol/Internet Protocol (TCP/IP), Quality of Service, VLAN design, and DNS/DHCP. * Three (3) years of professional experience in network security, network diagnostic and management tool integration such as traffic analyzers (fluke cable systems, SolarWinds or OpManager). * Three (3) years of professional experience with wireless LAN configuration and troubleshooting, LAN design, and capacity planning. * Three (3) years of professional experience with computer network hardware and software installation and Cisco switching hardware and software. * Ability to analyze data logically and exercise sound judgement in defining and evaluating problems of an operational or procedural nature. * Ability to gain and maintain effective working relationships with associates, vendors, clients, and others. * Developed verbal and written communication skills to present technical information clearly and precisely to diverse audiences, including business users, development teams, agency executives, and others., NOTE: Applicants must possess the ability to meet ALL of the following conditions of employment, with or without reasonable accommodation, to be considered for this position. The State of Illinois complies with federal and state disability laws and will make reasonable accommodations for applicants and employees with disabilities. * Requires the ability to verify identity * Requires employment authorization to accept permanent full-time position with the State of Illinois * Requires the ability to pass a position specific, agency required background check * Requires self-disclosure of criminal history. * Requires the ability to travel in performance of duties. * Requires the ability to serve in an on-call capacity. * Requires the ability to use agency supplied equipment such as laptop, personal computer, work cell phone, etc. * Requires the ability to attend seminars, conferences and training to remain current on methods, tools, ideologies or other industry related topics relevant to job duties. * Requires the ability to lift and carry objects or equipment weighing up to 50 pounds. This is considered medium work as defined by the U.S. Department of Labor (20 CFR 404 1567)). Medium work involves lifting no more than 50 pounds at a time with frequent lifting or carrying of objects weighing up to 25 pounds. * The conditions of employment listed are incorporated and/or related to any duties included in the position description. ## Description Are you looking for a rewarding career with an organization that values their staff? The Department of Innovation & Technology (DoIT) is seeking to hire qualified candidates with the opportunity to work in a dynamic, creative thinking, problem solving environment. This position serves as a LAN FO Network Engineer performing complex, professional advisory and technical functions for Local Area Network (LAN) Services supporting multiple statewide applications. The ideal candidate will have experience in Cisco LAN switching configuration and troubleshooting, Transmission Control Protocol/Internet Protocol, Quality of Service, VLAN design, DNS/DHCP, Network Diagnostic and Management Tool Integration (Traffic analyzers) Sniffers, Wireless LAN configuration and troubleshooting, and LAN design and capacity planning. If you possess these knowledges, skills, abilities and experience, we invite you to apply for this position to join the DoIT Team!, * Under administrative direction, serves as a Local Area Network (LAN) Field Operations (FO) Network Engineer for the Department of Innovation & Technology (DoIT) performing complex professional and advisory functions in Network Services, including troubleshooting, configuring, and resolving issues reported by customers and monitoring systems. * Meets with users to determine layout and specifications to design, develop, and modify complex network communications, including various LAN components such as routers, switches, wireless access points, cabling, etc. and assumes accountability of associated work products within the statewide network. * Performs complex hardware and software staging and installation, including testing and maintaining LAN switches, and wireless access devices, by conducting physical installation and configuration of equipment. * Keeps abreast of new developments in the information technology field by continuing education through online training platforms, meetings, training sessions, seminars, and conferences to increase familiarity with and remain current on products, vendors, techniques, and procedures. * Performs other duties as required or assigned which are reasonably within the scope of duties enumerated above.