SOSi

Defense, intelligence, and logistics solutions provider

Systems Engineer

Telecommunications EngineeringConfirmed live in the last 24 hours

Full-timeAnnapolis Junction, MD, USA$73.7k - $153.2k /yrIn-person

About the Job

Requirements

An active in-scope United States Top Secret/Sensitive Compartmented Information clearance with Counterintelligence Polygraph is required.
At least 5 years of systems engineering experience is required.
At least 5 years of experience supporting software development is required.
At least 5 years of electrical engineering experience is required.
Experience with LabVIEW is required.
Technical writing experience is required.
Strong oral communication skills, including the ability to conduct formal presentations, are required.
Experience with UHF, HF, and ELF frequency spectrums and encrypted communications systems or equipment is required.
Service in the United States military, or as a contractor or government employee supporting C4I/C5ISRT missions, is required.
Experience writing code in Python and C++ is required.

Responsibilities

Leverage technical expertise to develop creative solutions to technical problems related to communications equipment.
Write and review reports related to hardware and software capabilities.
Develop hardware and software prototypes and emulators, and conduct testing to validate solutions.
Create schematics for existing equipment and prototypes.
Develop custom data processing tools in Python and C++.
Provide detailed written test reports.
Conduct demonstrations of tests for line and supervisory personnel.

Desired Qualifications

A degree in systems or electrical engineering is preferred.
Ten years of systems engineering experience is preferred.
Eight years of experience supporting software development is preferred.
Eight years of electrical engineering experience is preferred.

Job Description

Overview

SOSi is seeking a Systems Engineer C4l and/or C5ISRT experience to support a government program in Annapolis Junction, Maryland. This position will support a multi-functional team and requires both strong technical and collaborative skills. Extensive on the job training will be required and the ideal candidate will embrace the knowledge transfer process.

Essential Job Duties

Leverage technical expertise to develop creative solutions to technical problems related to
communications equipment.
Write and review reports related to hardware and software capabilities.
Develop hardware and software prototypes and emulators. Conduct testing to validate solutions.
Create schematics for existing equipment and prototypes.
Develop custom data processing tools in Python, C++.
Provide detailed written test reports.
Conduct demonstrations of tests for line and supervisory personnel.

Qualifications

Minimum Requirements

Active in-scope TS/SCI with Cl Polygraph.
5 years of experience in systems engineering.
5 years of experience supporting software development.
5 years of electrical engineering experience.
Experience with Labview.
Technical writing experience.
Strong oral communication skills, including conducting formal presentations.
Experience with UHF, HF, and ELF frequency spectrums and encrypted communications
systems/equipment.
Service in US military or as a contractor/government employee supporting C4I/C5ISRT missions.
Experience writing code in Python and C++.

Preferred Qualifications

Degree in systems or electrical engineering.
10 years of experience in system engineering.
8 years of experience supporting software development.
8 years of electrical engineering experience.

Additional Information

Work Environment

Working conditions are normal for an office environment.
Fast paced, deadline-oriented environment.
May require periods of non-traditional working hours including consecutive nights or weekends (if applicable).

Working at SOSi

All interested individuals will receive consideration and will not be discriminated against for any reason.

Compensation: 73743 to 153159 (USD) (YEARLY)

About the Company

SOSi

Defense, intelligence, and logistics solutions provider

SOSi provides defense and government solutions, delivering data science, software, network engineering, ISR, language services, and logistics to government customers across 16+ countries. Its offerings include data-centric, zero-trust networks, AI-powered intelligence platforms, and cloud-native solutions that help U.S. and allied forces operate and decide. The company differentiates itself through founder-led leadership, a large veteran workforce, and a technology-first approach that combines engineering with mission delivery in national security contexts. Its goal is to provide trusted, mission-ready technology and support that strengthen the capabilities of U.S. and allied forces wherever they operate.

Company size: 1,001-5,000
Company stage: Not listed
Total funding: Not listed
Headquarters: New York City, New York
Founded: 1989

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