Find your dream job now!

Click on Location links to filter by Job Title & Location.
Click on Company links to filter by Company & Location.
For exact match, enclose search terms in "double quotes".

Keywords: Security Software Engineer - Top Secret Clearance, Location: USA

Page: 46

Systems Engineer , EW

with a team and executing work individually. Eligible to obtain and maintain an active U.S. Secret/Top Secret security clearance... Systems Engineer to join our Electronic Warfare (EW) team supporting various Electronic Support Measures (ESM) and Electronic...

Location: Costa Mesa, CA
Posted Date: 23 Jan 2026

Sr.System Safety Engineer - Aircraft Systems

, specifications, user guides, and policies Currently hold a U.S. Secret or Top Secret security clearance US Salary Range.... Eligibility to obtain/maintain a Secret Clearance PREFERRED QUALIFICATIONS M.S. Degree in Mechanical Engineering, Aerospace...

Location: Costa Mesa, CA
Posted Date: 23 Jan 2026

Advanced DevOps Engineer

of job-related experience. Agile experience preferred. CLEARANCE REQUIREMENTS: Department of Defense Top Secret security clearance... (REST APIs, web security mechanisms) What sets you apart: Strong understanding of software development process, as well...

Company: General Dynamics
Location: Boulder, CO
Posted Date: 23 Jan 2026

Senior DevOps Engineer- $25K sign on bonus

programming. Clearance Requirement: Top Secret/SCI with Polygraph At Leidos, the opportunities are boundless. We challenge...Leidos has a new and exciting opportunity for a DevOps Engineer in our Intelligence Sector, Cyber & Analytics Business...

Company: Leidos
Location: Columbia, MD
Posted Date: 23 Jan 2026

Production Test Engineer

LMCareers Business Unit RMS Security Clearance Secret Shift First Direct/Indirect Direct Business Area... Engineer, you will play a crucial role in support of our product line. Your responsibilities will include: Performing top...

Company: Lockheed Martin
Location: Owego, NY
Posted Date: 23 Jan 2026
Salary: $80600 - 139840 per year

Systems Engineer

with Model-Based Systems Engineering practices and tools. Ability to obtain a DoD Top Secret security clearance. Bachelor...’s degree in engineering or equivalent related experience. Current Secret or Top-Secret security clearance. Experience working...

Company: Actalent
Location: Richardson, TX
Posted Date: 23 Jan 2026

Lead, Project Engineer

Systems Engineering (design and integration) An active Secret Security Clearance with the ability to obtain a Top Secret.... Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted...

Posted Date: 23 Jan 2026

Tempest Engineer

and spectrum analyzers Clearance Requirements: Top Secret clearance is required with the ability to obtain and maintain a TS...Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing...

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

Systems Engineer

or Mathematics field. Agile experience preferred. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance... is required. Responsibilities for this Position: ROLE AND POSITION OBJECTIVES: As a Systems Engineer, working with custom software built...

Company: General Dynamics
Location: Dedham, MA
Posted Date: 23 Jan 2026

Business Process Engineer Senior

of knowledge sharing and transparency. What does Leidos need from me? Active Top Secret/SCI (TS/SCI) security clearance..., and our community. The Leidos National Security Sector (NSS) combines technology-enabled services and mission software capabilities...

Company: Leidos
Location: Odenton, MD
Posted Date: 23 Jan 2026

Manufacturing Test Engineer

/firmware systems. Eligible to obtain and maintain an active U.S. Secret security clearance PREFERRED QUALIFICATIONS... JOB As a Production Test Engineer you will be responsible for ensuring that we are testing our systems to stringent standards ensuring...

Location: Lexington, MA
Posted Date: 23 Jan 2026
Salary: $98000 - 130000 per year

Senior Hardware Engineer

.** Clearance Requirement: This position requires ability to obtain and maintain a Top Secret/SCI security clearance, based... level. The Senior Hardware Engineer will work closely with a multi-disciplinary team of hardware and software engineers...

Company: TAP Engineering
Location: Fort Meade, MD
Posted Date: 23 Jan 2026

Cable Plant Engineer

how to navigate Agency Protected distribution system. Clearance Requirements: Must be a US Citizen Must have a current active Top...Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing...

Company: ManTech
Location: Fort Meade, MD
Posted Date: 23 Jan 2026

Senior Electrical Engineer

requires ability to obtain and maintain a Top Secret/SCI security clearance, based on current background investigation (SBI...Job ID: TAP00055 Position: Senior Electrical Engineer Location: US – Fort Meade, MD Category: Hardware Clearance...

Company: TAP Engineering
Location: Fort Meade, MD
Posted Date: 23 Jan 2026

Signal Processing Engineer

. Must be a US citizen and able to obtain a US Government Top Secret security clearance Preferred Qualifications Experience... planning and scheduling. Current US Government Top Secret security clearance SUBSEAMSS If you're looking for comfort...

Company: Leidos
Location: San Diego, CA
Posted Date: 23 Jan 2026
Salary: $87100 - 157450 per year

Engineer V

Travel Percentage Required 0% - 25% Full-Time/Part-Time Full-Time Salary Clearance Level Top Secret (SCI access... and travel as required. Ability to obtain and maintain a DoD TS/SCI security clearance is required. US Citizenship...

Company: General Atomics
Location: Englewood, CO
Posted Date: 23 Jan 2026

Systems Engineer

: Must be a US Citizen Must have a current active Top Secret/SCI with Polygraph Physical Requirements: The candidate must be able...Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing...

Company: ManTech
Location: Laurel, MD
Posted Date: 23 Jan 2026

Senior Full Stack Engineer (Java/React)

of job-related experience. Agile experience preferred. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance... is required. Responsibilities for this Position Job Description: Advanced Software Engineer Make the world’s most advanced Encryptor Manager...

Company: General Dynamics
Location: Dedham, MA
Posted Date: 23 Jan 2026

Senior Mobile Exploitation Engineer/ Vulnerability Researcher

technical engineering teams Familiarity with hardware-adjacent exploitation techniques for mobile platforms Clearance: Top... Secret clearance required, with the ability to obtain SCI read-in and successfully complete a Counter-Intelligence...

Company: Tyto Athene, LLC
Location: Springfield, VA
Posted Date: 23 Jan 2026

Principal Systems Engineer

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able... to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations...

Company: General Dynamics
Location: USA
Posted Date: 23 Jan 2026
Salary: $112840 - 138000 per year