Senior Network EngineerDormont Manufacturing Company • Springfield, Missouri, United States

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Senior Network Engineer

Dormont Manufacturing Company

Springfield, Missouri, United States

Springfield, Missouri, United States

About

The Senior Network Engineer provides Tier‑3/Tier‑4 engineering expertise for design, implementation, troubleshooting, and optimization of the HSEN WAN and HQ LAN‑A infrastructure, ensuring ≥99.5% availability for critical services. The role supports configuration management, change control, security patching, and incident response across routers, switches, firewalls, VPN/DMVPN/SD‑WAN, wireless, and cloud network components. The objective of the support services for this project is to design, build, and maintain a cloud infrastructure with a focus on network security that supports the organization’s technology and business needs. This involves architecting scalable, secure, and highly available cloud solutions, ensuring optimal performance and cost-efficiency in cloud environments such as AWS, Azure, and Google Cloud. The role requires close collaboration with other IT teams, stakeholders, and third-party vendors to deliver cloud-based infrastructure and services that align with organizational goals. Core Engineering Engineer and implement upgrades to WAN/LAN per approved designs; validate in lab prior to production cut‑over. Perform advanced routing (OSPF/BGP/DMVPN/SD‑WAN), QoS, multicast, and segmentation. Integrate new security controls (NGFW, IDS/IPS, ZTNA) and support ATO evidence collection. Operations & Support Provide Tier‑3 escalation and Tier‑4 manufacturer liaison for Priority‑1/2 incidents. Execute vulnerability remediation and patch management per DHS severity windows. Coordinate change‑management reviews and post‑implementation validation. Process & Documentation Develop and maintain device configurations, SOPs, logical/physical diagrams in CMDB/ServiceNow. Generate weekly service‑request metrics, monthly availability, and root‑cause reports. Contribute to automation scripts (Ansible/Python) and network‑modernization prototypes. This Role Provides Task Support for Operational Support Software Maintenance and Upgrades Telecommunications Maintenance (Data, Voice, Images, including Wireless) Infrastructure Management Services (IMS) Configuration Management Network/Hardware Support IT Support (Tier 3 network support) Resource Management Backup and Recovery Management Installation, Configuration, and Tuning Electronic Software Licensing Services including license: deployment, management, tracking, upgrading, etc. Infrastructure System Management – Firewalls, etc. IT Operation and Maintenance Planning Data Quality Management Transformation Services Continual Service Improvement Balanced Scorecard for Operations IT Infrastructure Optimization Education & Experience Minimum Qualifications (must have): Master’s degree in Information Technology, Network Engineering, or related field. 15+ years progressive network engineering in large enterprise WAN/LANs. Experience using various platforms such as SharePoint, JIRA, and Confluence for project management.
Preferred Qualifications: 10+ years supporting DHS WAN/LAN environments. Experience with DHS cloud networking and automation (Infrastructure as Code). Experience leading network modernization projects for DHS.
Certifications Required Certifications: Active CCIE (Enterprise Infrastructure or Security). Preferred Certification: Cisco DevNet Professional, Palo Alto PCNSE, Juniper JNCIP, ITILv4, or GIAC‑GCIH. Security Clearance U.S. Citizen with ability to obtain DHS Public Trust / Full‑Scope BI. Other (Travel, Work Environment, DoD 8570 Requirements, Administrative Notes, etc.) Location: DHS HQ (NCR) with hybrid remote option; periodic travel ( Schedule: Core hours 09:00–17:00 ET; on‑call rotation for after‑hours maintenance. Physical: Ability to rack/stack equipment up to 40lbs. Computer World Services is an affirmative action and equal employment opportunity employer. Current employees and/or qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, disability, protected veteran status, genetic information or any other characteristic protected by local, state, or federal laws, rules, or regulations. Computer World Services is committed to the full inclusion of all qualified individuals. As part of this commitment, Computer World Services will ensure that individuals with disabilities (IWD) are provided reasonable accommodations. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact Human Resources at hr@cwsc.com.
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Springfield, Missouri, United States

Languages

English

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