Jr Systems Engineer with Security and Control Systems

Essential Systems Inc; Millersville (MD); On-site; USD 70,000 - 90,000; Full time

Benefits offered by this job

401(k)

401(k) matching

Company parties

Competitive salary

Dental insurance

Health insurance

Opportunity for advancement

Paid time off

Vision insurance

Job summary

Essential Systems Inc. in Maryland seeks a junior Systems Engineer to design, integrate, and develop closed-system protection solutions for nuclear-grade environments. The role focuses on architecture, networking, and documentation for on-premise, isolated networks.

Candidates should have strong writing abilities and familiarity with intrusion detection, access control, and video surveillance concepts. Occasional travel to customer sites is expected.

Qualifications

• Bachelor’s degree in Engineering (Systems, Electrical, Software, or related).
• 3–5 years of experience designing and integrating systems.
• Strong understanding of electrical/electronics.
• Knowledge of software and computers; firmware knowledge a plus.
• Strong writing skills for proposals and system docs.
• Ability to read schematics and wiring diagrams; CAD experience a plus.
• Ability to design and integrate components into a complete system.
• Solid networking fundamentals (subnets, IP routing, firewalls).
• Willingness to travel occasionally.
• Pass background check and drug screening.

Responsibilities

• System Architecture, Design & Integration.
• Develop closed, air-gapped networks with redundancy for servers, workstations, and field devices.
• Ensure compliance with 10 CFR 73 for nuclear industry.
• Coordinate with vendors, integrators, and internal teams.
• Create and maintain System Documentation.
• Development support including design reviews and baselines.
• Participate in FAT, SAT, installation oversight, and commissioning.
• Resolve issues identified during integration, testing, or operation.
• Support lifecycle upgrades and obsolescence management.
• Occasional travel to customer sites.

Skills

System architecture

Networking basics

Technical writing

Electrical/electronics basics

CAD drafting

Self-management

Travel readiness

Education

Bachelor's degree in Engineering

Tools

CAD software

MS Word

MS Excel

Job description

Benefits:

• 401(k)
• 401(k) matching
• Company parties
• Competitive salary
• Dental insurance
• Health insurance
• Opportunity for advancement
• Paid time off
• Vision insurance

Jr. Systems Engineer

Overview: 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.

Key Responsibilities:

• 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.

Required Qualifications

• 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