New

Senior Network Engineer

TEKsystems
$100,000.00 - $140,000.00 / yr
dental insurance, vision insurance, flexible benefit account
United States, Ohio, Columbus
Dec 16, 2025
Skills Network engineering, Firewall, Router, Cisco routers, paloalto, Cisco switches Top Skills Details Network engineering,Firewall,Router,Cisco routers,paloalto Description The Senior Network Engineer is a technical expert responsible for architecting, securing, and optimizing the organization's enterprise network infrastructure. Building on the Network Engineer role, this position focuses on advanced routing/switching, security engineering, firewall architecture, performance design, and cross-site connectivity. The Senior Network Engineer provides strategic direction, leads major network initiatives, and mentors junior team members. Main Duties and Responsibilities: Network Architecture & Strategic Design * Lead the design and implementation of enterprise LAN, WAN, SD-WAN, wireless, and hybrid connectivity solutions. * Develop long-term network roadmaps aligned with business growth, security needs, and technology modernization. * Architect highly available, redundant, and scalable network infrastructures for on-prem and cloud environments. Advanced Security & Traffic Engineering * Design and maintain advanced firewall architectures (Palo Alto, Cisco ASA/FTD, Fortinet, etc.) including segmentation, application-layer controls, and zero-trust enforcement. * Engineer IDS/IPS, VPN, NAC, and network threat detection solutions. * Conduct deep traffic analysis, threat modeling, and packet-level diagnostics. Performance Engineering & Troubleshooting * Monitor and optimize network performance, bandwidth utilization, and multi-site connectivity. * Solve high-impact, complex network issues as the top-tier escalation point. * Lead root-cause analysis and implement durable corrective actions. Infrastructure Lifecycle & Modernization * Lead network upgrades, hardware refreshes, SD-WAN transitions, and architecture redesigns. * Manage relationships with telecom carriers, optimizing WAN circuits and failover strategies. * Architect wireless deployments for high-density environments and secure access. Leadership, Governance & Documentation * Mentor Network Engineers and Systems Administrators developing network skills. * Create network standards, policies, diagrams, and architecture documentation. * Partner with cybersecurity teams to maintain compliance and align with security frameworks. Comply with all established policies (General, Security of Information, Compliance) and Standards of conduct established. Your duties will include but not be restricted to the above. Other responsibilities or duties as assigned by direct supervisor. Education / Experience / Credentials * Bachelor's degree in IT, Networking, or equivalent experience. * Typically 7+ years of progressive network engineering experience. * Expert experience with enterprise routing/switching, firewalls, IDS/IPS, VPNs, and wireless technologies. * Preferred certifications: CCNP/CCIE, JNCIP/JNCIE, PCNSE, NSE4/5/7, or other vendor expert certifications. Competencies Technical Skills: * Deep expertise in TCP/IP, BGP/OSPF, VLANs, QoS, ACLs, and network segmentation. * Strong security architecture knowledge including firewalls, IDS/IPS, NAC, and zero-trust principles. * Skilled at designing resilient, high-performance network environments. * Leadership in cross-functional collaboration and network modernization initiatives. Soft Skills: * Excellent troubleshooting and analytical skills. * Strong communication and documentation abilities. * Team-oriented mindset with a proactive and customer-focused attitude Additional Skills & Qualifications Someone that has at least 5 years of real experience. Meaning they can do more then change vlans and update a device. As far as certifications. PCNSA and for Cisco CCNA or higher. Job Type & LocationThis is a Permanent position based out of Columbus, OH. Pay and BenefitsThe pay range for this position is $100000.00 - $140000.00/yr. PTO policy for executives is an unlimited PTO policy. Medical and Prescription Plan - United Healthcare (UHC) Committed to providing high quality and comprehensive benefit plans while managing the cost of these benefits so they are affordable for both the individual. As of January 1, 2025, the Medical and Prescription plans will continue to be insured with United Healthcare. The Medical Plans will be offered: * UHC Choice Plus Gold HSA 1650 DYXJ w/K95S RX National Pharmacy Network w/ Essential PDL * UHC Choice Plus Direct w/ Care Cash DYXU w/ K95S Rx National Pharmacy Network w/ Essential PDL A UHC medical benefit summary will be available for you to review the full plan details. Dental PPO Plan - United Healthcare (UHC) As of January 1, 2025, the dental plan will continue to be insured by UHC. The dental plan uses the PPO 20 Network. To maximize your dental benefits, utilize an in-network dentist to save you money. Dental Insurance cards are not required to verify your dental coverage. All you need to do is tell your dental office your full legal name, date of birth, and social security number or member ID. Your dentist will use that information to verify your eligibility and benefits, or you can show your UHC ID Card. A UHC dental benefit summary will be available for you to review the full plan details. Vision Plan - United Healthcare (UHC) As of January 1, 2025 , the vision plan will continue to be insured by UHC. To maximize your vision benefits, utilize an in-network vision provider to save you money. Vision Insurance cards are not required to verify your vision coverage. All you need to do is tell your vision office your full legal name, date of birth, and social security number, or show your UHC ID card. Your vision provider will use that information to verify your eligibility and benefits. A UHC vision benefit summary will be available for you to review the full plan details. CBIZ is the Flexible Spending Administrator. There are two accounts offered. If you wish to participate, you must make an election every plan year. * Health Care Flexible Spending Account * Dependent Care Spending Account Please review your eligibility to elect the Health Care FSA. If you enrolled in the High Deductible Health Plan (HDHP) Gold plan and contribute to a Health Savings Account you are not eligible to participate in the Health FSA. However, you will still be eligible to elect the Dependent Care FSA. Health Savings Account (HSA) Please review your eligibility to contribute to Health Savings Account. If you enrolled in the High Deductible Health Plan (HDHP) Gold plan, you may be eligible to contribute to a HSA. Workplace TypeThis is a fully remote position. Application DeadlineThis position is anticipated to close on Dec 22, 2025. h4>About TEKsystems: We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company. The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. About TEKsystems and TEKsystems Global Services We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.