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Keywords: Software Engineer TS/SCI, Location: Sterling, VA

Page: 3

Software Engineer SME

clearance with SCI access (TS/SCI) no expections. Preferred Qualifications CI polygraph and Security+ certified Benefits...Northstrat is seeking a Jr, Mid, Sr, and SME Software Engineers to join our dynamic team. The ideal candidate...

Company: Northstrat
Location: Sterling, VA
Posted Date: 21 Nov 2025

Space Instrument Embedded Software Engineer

to obtain and maintain a TS/SCI clearance. Bachelors, Masters, or Ph.D. in electrical engineering, computer engineering...Job Description: On behalf of our client, we are looking for a candidate who can design and develop embedded software...

Posted Date: 29 Oct 2025

Software Development Team Lead

Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental... engineer - Assist in determining technical direction for the software product - Conduct / lead design reviews - Conduct...

Location: Sterling, VA
Posted Date: 10 Dec 2025

Senior Windows Client Engineer, Region Services Corporate Infrastructure (RSCI) - VECTOR Team

and currently possess and maintain an active TS/SCI security clearance with polygraph. The position further requires the candidate... Systems Engineer with a deep knowledge of Windows desktop services, including virtual desktops and infrastructure. Our mission...

Company: Amazon
Location: Herndon, VA
Posted Date: 25 Jan 2026

Digital Signals Processing Engineer

environments centered around signal processing and software development Ability to obtain TS SCI with POLY Desired...Job Title: Digital Signals Processing Engineer Job Category: Engineering Time Type: Full time Minimum Clearance...

Location: Sterling, VA
Posted Date: 23 Jan 2026
Salary: $66700 - 133300 per year

Senior Cybersecurity Malware Reverse Engineer

to obtain and maintain a TS/SCI. The ability to obtain and maintain a DHS EOD suitability is required prior to starting...*** ManTech seeks a motivated, career and customer-oriented Senior Cybersecurity Malware Reverse Engineer to join our team in the...

Company: ManTech
Location: Herndon, VA
Posted Date: 23 Jan 2026

Product Management Engineer

Must have a current/active TS/SCI with Polygraph. Physical Requirements Must be able to remain in a stationary position at least 50... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Herndon, VA
Posted Date: 23 Jan 2026

Mission Solutions SAFe Agile Engineer

Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local... will be considered, Active Top Secret//Sensitive Compartmented Information with Counterintelligence Information (TS/SCI) Desired...

Location: Sterling, VA
Posted Date: 22 Jan 2026
Salary: $82100 - 172400 per year

Lead Network and Infrastructure Engineer

frameworks (FedRAMP, FISMA, CMMC) Clearance Requirements: Must have active TS/SCI with Polygraph Physical Requirements... with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development...

Company: ManTech
Location: Herndon, VA
Posted Date: 22 Jan 2026

Requirements Engineer

a Requirements Engineer responsible for identifying, analyzing, documenting, validating, and managing system and software... or Masters with 10+ years of prior relevant experience. Ability to obtain and maintain a TS/SCI with Polygraph post hire...

Company: Leidos
Location: Sterling, VA
Posted Date: 22 Jan 2026

Requirements Engineer

a Requirements Engineer responsible for identifying, analyzing, documenting, validating, and managing system and software... or Masters with 10+ years of prior relevant experience. Ability to obtain and maintain a TS/SCI with Polygraph post hire...

Company: Leidos
Location: Herndon, VA
Posted Date: 22 Jan 2026

Systems Engineer - ISSE

. Security Clearance Level: TS/SCI with active polygraph Desired Certifications: Cyber security certification...Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 22 Jan 2026

Systems Reliability Engineer

experience. Requires a TS/SCI and ability to obtain and maintain a Polygraph post hire Strong communication skills...Description GEOAxIS is looking for Systems Reliability Engineer engineer to work with the rest of the operations team...

Company: Leidos
Location: Herndon, VA
Posted Date: 21 Jan 2026
Salary: $87100 - 157450 per year

Systems Reliability Engineer

experience. Requires a TS/SCI and ability to obtain and maintain a Polygraph post hire Strong communication skills...Description GEOAxIS is looking for Systems Reliability Engineer engineer to work with the rest of the operations team...

Company: Leidos
Location: Sterling, VA
Posted Date: 21 Jan 2026
Salary: $87100 - 157450 per year

Digital Signal Processing Engineer

centered around signal processing and software development Ability to obtain TS SCI with POLY These Qualifications...Digital Signal Processing Engineer Job Category: Engineering Time Type: Full time Minimum Clearance...

Location: Sterling, VA
Posted Date: 21 Jan 2026

Systems Engineer

LMCareers Business Unit SPACE Security Clearance TS/SCI w/Poly SP Shift First Direct/Indirect Direct...-tier engineers and security professionals Build systems that scale, perform, and endure Ready to engineer...

Company: Lockheed Martin
Location: Herndon, VA
Posted Date: 16 Jan 2026

Database Engineer

years of experience may be considered in lieu of degree. Active TS/SCI with polygraph OR TS/SCI with ability to pass...Responsibilities What you'll do: The Database Engineer – Mid Level will be responsible for the following...

Company: Peraton
Location: Herndon, VA
Posted Date: 16 Jan 2026
Salary: $112000 - 179000 per year

ADC Windows Client Engineer, Region Services Corporate Infrastructure (RSCI) - Vector

with us. This position requires that the candidate selected must be a US Citizen and currently possess and maintain an active TS/SCI security..., and operating Active Directory Windows based networks - Current, active US Government Security Clearance of TS/SCI with Polygraph...

Company: Amazon
Location: Herndon, VA
Posted Date: 16 Jan 2026

Product Owner/Systems Engineer

support, hardware and software developers, and adjacent programs. Qualifications: Required: Current Top Secret (TS...Product Owner/Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start...

Location: Sterling, VA
Posted Date: 16 Jan 2026
Salary: $94400 - 198200 per year

Principal Systems Engineer - RF/SATCOM

communications, and adaptive networking, along with an active TS/SCI clearance and willingness to travel as needed. As the Principal...HawkEye 360 is seeking an experienced RF/SATCOM Systems Engineer with a strong background in electrical engineering...

Company: HawkEye 360
Location: Herndon, VA
Posted Date: 10 Jan 2026
Salary: $170000 - 200000 per year