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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Field Network Engineer - **Company:** Persistent Systems - **Location:** United States - **Experience:** Experienced - **Salary:** $117,000.0 - $146,000.0 - **Contract:** Permanent contract - **Skills:** C (Programming Language), Amazon Web Services, Systems Engineering, Spanning Tree Protocols, C++ (Programming Language), Cloud Computing, Communications Protocols, Computer Programming, Computer Networks, Computer Engineering, Data Transmissions, Linux, Ethernet, Enhanced Interior Gateway Routing Protocol, Internet Group Management Protocols, Systems Analysis, Networking Hardware, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Python (Programming Language), Network Layer, Unix Shell, Multicasting, Network Architecture, Networking Basics, Network Monitoring, Network Administration, Network Protocols, Open Shortest Path First (OSPF), Protocol Independent Multicast, Satcom, Shell Script, Tcpdump, Wireshark, Network Routing, Scripting, Computer Networking Systems, IKEv2, Ethereal, Information Technology, Network Support, Enterprise Integration, Cisco, Programming Languages - **Published:** August 29, 2026 - **Apply:** https://www.careerbuilder.com/job-details/field-network-engineer--c949535c-d64e-4dd4-885d-e023cbf75766 ## About the Role * 4+ years of experience in network engineering * Strong understanding of network concepts such as Spanning-Tree (802.1d/802.1w), EIGRP, OSPF, PIM, IGMPv2, IPsec, IKEv2, and MACsec * Strong understanding of layer 2 and layer 3 networking * Familiar with Cisco and Linux networking concepts * Familiar with using tools for data gathering such as Wireshark, iPerf, TCPdump, etc. * Must be available to travel at least 75% of the time * Must have the ability to obtain a United States Security Clearance Preferred Qualifications * Previous deployment experience in hazard zones or non-permissive environments * Strong understanding or experience with tactical / mobile communications systems such as SATCOM, Radio telecommunications, etc. * 6+ years of experience in Network Engineering * Strong understanding of the Linux networking stack and related software suites such as iproute2, FRRouting, StrongSwan, and nftables * 3+ years of experience using one or more of: C/C++, Python, Shell Script, or similar programming languages * Experience with MANET or Wave Relay® technologies * DoD 8570 Certified IAT Level 2 / DoD 8140 411, 441, or 651 * Bachelor's degree in computer science, Network Engineering, Computer Engineering, or related field * Cisco Certified Networking Professional (CCNP), or similar certification or experience * AWS Certified Advanced Networking Specialty certification or similar certification or experience, 802.1, Amazon Web Services (AWS), Business Development, C Programming Language, C++ Programming Language, CCNP - Cisco Certified Network Professional, Cisco Network Systems, Cloud Computing, Computer Engineering, Computer Science, Cross-Functional, Data Collection, EIGRP (Enhanced IGRP), Engineering, Ethernet, IPsec (IP Security), Identify Issues, Industry Standards, Internet Group Multicast Protocol (IGMP), Linux Networks, Linux Operating System, Mobile Advertising, Network Administration/Management, Network Architecture/Engineering, Network Integration, Network Monitoring, Network Performance/Analysis, Network Protocols, Network Routing, Network Support, Network System Hardware, Network Systems, On Site Support, Open Shortest Path First Protocol (OSPF), Product Engineering, Programming Languages, Protocol Design, Protocol Independent Multicast (PIM), Python Programming/Scripting Language, Request for Proposals (RFP), Research & Development (R&D), Root Cause Analysis, Sales Prospecting, Satellite Communications, Security Clearance, Spanning Tree Protocols, Systems Analysis, Systems Engineering, Tactical Communications System, Technical Leadership, Telecommunications, Unix Shell Programming, VPN (Virtual Private Network), Voice Applications, Wireless Communications, Wireless Protocols/Standards, Wireshark (Ethereal), tcpdump ## Description Persistent Systems is seeking a Field Network Engineer who has strong networking and systems engineering experience and is equally comfortable deploying and troubleshooting cloud-based routing architectures, Linux and Cisco infrastructure, and physical networking hardware in mission-critical environments. As a member of the technical team, you will work both with external stakeholders and cross-functionally with field services teams, product teams, and engineering to solve some of our customers' most complex mobile ad-hoc networking (MANET) challenges across cloud, on-premises, and tactical deployments. You will act as a subject-matter expert and technical lead for Persistent Systems' Cloud Relay solution, supporting real-world implementations that integrate enterprise networking technologies with highly secure, globally distributed tactical networks. This role will focus on supporting critical, rapid architecture design and deployment in both permissive and non-permissive/hazard zones. Position Responsibilities * Implement and support network solutions utilizing Wave Relay® and Cloud Relay technologies, to include industry standard protocols such as Ethernet, MACsec, IPsec, VPN, EIGRP, OSPF, PIM, and IGMP * Support and facilitate the installation, maintenance, troubleshooting, and monitoring of network and communications equipment including, but not limited to, the Wave Relay® and Cloud Relay suite of products * Motivate and coordinate field teams with hands on troubleshooting and root cause analysis for complex networking systems * Support responses to RFIs, RFQs, RFPs, and other formal requests that drive new business opportunities * Support the Business Development group to develop Network solutions to prospective customers' technical requirements using Wave Relay® and Cloud Relay, CoTS, or other cloud-based technologies ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Small, Secure, Interconnected: The next Internet Protocol](https://www.wearedevelopers.com/videos/100062-small-secure-interconnected-the-next-internet-protocol) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)