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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # systems engineer - **Company:** Essential Systems, Inc. - **Location:** Millersville, MD, United States - **Experience:** Starter - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Computer-Aided Design, Microsoft Windows, Computing Platforms, Systems Engineering, Ubuntu (Operating System), Cloud Computing, Desktop Computing, Linux, Firmware, Field-Programmable Gate Array (FPGA), Health Information Management, Intrusion Detection and Prevention, Intrusion Detection Systems, IP Routing, Subnetting, Networking Basics, Network Planning and Design, Network Virtualization, Systems Development Life Cycle, Red Hat Enterprise Linux, Systems Architecture, Systems Integration, Network Switches, Firewalls (Computer Science), Computer Equipment, Network Server - **Published:** September 27, 2026 - **Apply:** https://www.juju.com/job/16_1c18b71a ## About the Role * Bachelor's degree in Engineering (Systems, Electrical, Software, or related). * 3 to 5 years of experience designing and integrating systems. * Good basic understanding of electrical and electronics * Good basic understanding of software and computers (firmware knowledge a plus) * Good writing skills (for proposals, writing test procedures, user and administrator docs of system) * Understanding of schematics and wiring diagrams and ability to create them based on project needs (CAD experience a plus) * Ability to design and integrate components into a whole system (put together servers, workstations, io equipment, cameras, network switches, etc) * Good understanding of basic networking (subnets, principles of virtual networks, IP routing, and firewalls) * Good organizational skills * Good self-management (ability to know what needs to be done without direct supervision) * Occasional travel * Must pass a background check and drug screening Preferred / Bonus Qualifications: * Working knowledge of Linux (Ubuntu, Red Hat, Alpine/Devin) and Windows * Knowledge of Access control, Intrusion detection, and / or video surveillance is a plus * Ability to write some basic software/coding with writing software for an FPGA a bonus * Write firmware * Knowledge of networking and virtual networking * Former Navy nuclear, DOE, or DoD security engineering background with NRC crossover * INCOSE or similar systems engineering affiliation ## Description We are seeking a junior level systems engineer to work with our team in the design, integration, and development of our physical protection systems. These systems provide Access Control, Intrusion Detection, and Video Surveillance in industrial, nuclear power plant environments. These are on-prem systems (closed network. NOT cloud based, NO internet) Familiarity with intrusion detection systems, access control systems, and video surveillance systems is desired. Writing/documentation skills, MSWord, Excel, and CAD software skills, and proficient with various computer hardware/software platforms are required., System Architecture, Design & Integration * Work with the design of completely closed systems; traditional infrastructure, with no Internet, no wireless, no cloud computing. This will involve a redundant network design for servers, workstations, and field equipment. Designed for no single point of failure. * Confirm the systems meet requirements specific to the nuclear power plant industry (10 CFR 73) to ensure our systems meet regulatory compliance, high-reliability, and long-term operability. * Assist with Creating Network Designs; integrating hardware, software, communications, sensors, actuators, and HMIs into cohesive system solutions. * Assist with providing technical written and verbal direction to vendors, integrators, and internal development teams. * Author, maintain, and control System Documentation related to the system designed. Development & Implementation Support * Support system development activities including configuration definition, design reviews, and technical baseline control. * Participate in FAT, SAT, installation oversight, and system commissioning. * Assist to resolve technical issues identified during integration, testing, or operational use. * Support lifecycle activities including upgrades, modifications, and obsolescence management. * Ability to travel occasionally (out of state) to customer site for walkdowns, meetings, and brief installation oversight. ## Related Videos - [Small, Secure, Interconnected: The next Internet Protocol](https://www.wearedevelopers.com/videos/100062-small-secure-interconnected-the-next-internet-protocol) - [Playing Pong on a shoulder press machine](https://www.wearedevelopers.com/videos/100140-playing-pong-on-a-shoulder-press-machine) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Agent Smith Gets Hardware: Autonomous IoT Hacking From Debug Port to Cloud API](https://www.wearedevelopers.com/videos/100258-agent-smith-gets-hardware-autonomous-iot-hacking-from-debug-port-to-cloud-api) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) ## Related Articles - [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering) - [Software Engineer Career: Things You Should Know](https://www.wearedevelopers.com/magazine/143-software-engineer-career-things-you-should-know) - [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 Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard) - [The Ultimate Software Engineer Career Path Guide for 2023](https://www.wearedevelopers.com/magazine/146-the-ultimate-software-engineer-career-path-guide-for-2023) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs)