Jobs in the United States

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Added 24 mins ago
2027 Associate Systems Engineer - San Diego CA
CORP-Corporate Office
United States
Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. We have a wide portfolio of secure, affordable, integrated, and multi-domain…
Added 32 mins ago
ISSE
Watershed Security
Philadelphia, PA
Watershed Security, is a Veteran Owned Small Business with over 20 years’ Cybersecurity and Government Contracting experiencing. Watershed is looking for a Journeyman Information Systems…
Added 32 mins ago
Jr ISSE
Watershed Security
Philadelphia, PA
Watershed Security, is a Veteran Owned Small Business with over 20 years’ Cybersecurity and Government Contracting experience. Watershed is looking for a Journeyman Information Systems…
Added 41 mins ago
UG
Senior Full Stack Software Engineer
UnitedHealth Group
Eden Prairie, MN
- $91,700 to $163,700 USD / year
The Cyber Defense Tooling team is looking for a Senior Software Engineer to be a part of our development group. This individual will be tasked in helping maintain and advancing our in-house…
Added 54 mins ago
VP, Senior AI Security Engineer
MUFG Bank, Ltd.
Jersey City, NJ · Tampa, FL
MUFG is seeking an experienced AI Security engineer to establish and scale the Enterprise AI Security and Agentic AI Program. This role will lead the development of secure, governed, and…
Added 54 mins ago
UG
Senior Information Security Engineer
UnitedHealth Group
Plymouth, MN
- $91,700 to $163,700 USD / year
As a Senior Information Security Engineer on our Security Operations Engineering team, you will play a critical role in designing, deploying, and maintaining enterprise web application…
Added 1 hour ago
Systems Integration Lead
SAIC
Aberdeen Proving Ground, MD
…engagement, working collaboratively and directly with the SAIC Chief engineer. This is an ideal opportunity for a seasoned professional who thrives in complex, mission-critical…
Added 1 hour ago
Senior Database Engineer – Legacy VAX/OpenVMS Systems
ASRC Federal Holding Company
Aberdeen Proving Ground, MD
You will own the design, integrity and performance of the RSCCE data layer and serve as a senior software lead on the RSCCE team, alongside the Cyber Engineer and Front End GUI Engineer.
Added 1 hour ago
Windows Systems Engineer, RSCI Collaborative Services
Amazon
Jessup, MD
Associate's degree or above, or Cloud+ or GICSP (Global Industrial Cyber Security Professional) or GSEC (GIAC Security Essentials) or SSCP (Systems Security Certified Practitioner)
Added 1 hour ago
Cloud Systems Engineer II, ADC System Security Engineering, ADC System Security Engineering
Amazon
Jessup, MD
Associate's degree, or Cloud+ or GICSP (Global Industrial Cyber Security Professional) or GSEC (GIAC Security Essen
Added 1 hour ago
Systems Security Engineer Intern - Summer 2027 (For SNC Summer 2026 Interns Only)
Sierra Nevada Company, LLC
Hagerstown, MD
…command/control, communications, integrated ISR, force protection and security solutions worldwide. The MST team has a long legacy of supporting the Department of Defense, Department of…
Added 1 hour ago
Senior Software Systems Engineer
SAIC
Silver Spring, MD
SAIC has an immediate need for a Senior Software Systems Engineer.
Added 1 hour ago
Database/Systems Engineer - TS/SCI w/Poly
Parsons Corporation
Baltimore, MD
Parsons is looking for an amazingly talented Systems Engineer to join our team! In this role you will get to develop and implement next-generation IT tools, systems, and capabilities in…
Added 1 hour ago
SATCOM Cyber Systems Security Engineer, Mid
BOOZ, ALLEN & HAMILTON, INC.
Fort Meade, MD
…satellite communications systems, including devices, implanting security systems, and identifying tools that will support our country and safeguard our nation? As a Satellite Communications…
Added 1 hour ago
SATCOM Cyber System Security Engineer, Senior
BOOZ, ALLEN & HAMILTON, INC.
Fort Meade, MD
…satellite communications systems, including devices, implanting security systems, and identifying tools, that will support our country and safeguard our nation? As a Satellite…
Added 1 hour ago
IS
Cyber Threat Engineer
INSPYR Solutions
Merrifield, VA
- $60 to $70 USD / hour
We are looking for a Cyber Threat Engineer to support the core functions of the Threat Intelligence and Emerging Risk (TIER) team. This position will provide dedicated engineering capacity…
Added 1 hour ago
Electronic Components Failure Analysis Engineer (AMTS/MTS)
The Aerospace Corporation
El Segundo, CA
…innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you’ll be part of a special collection of…
Added 1 hour ago
Systems Engineer
Chenega Corporation
UNAVAILABLE, VA
Successfully complete Google’s extended workforce onboarding and badging process and maintain applicable government-contract compliance, including mandatory security and cyber training.
Added 1 hour ago
Senior Operations Lead
Chenega Corporation
UNAVAILABLE, VA
Successfully complete Google’s extended workforce onboarding and badging process and maintain applicable government-contract compliance, including mandatory security and cyber training.
Added 1 hour ago
Senior Operations Lead
Chenega Corporation
UNAVAILABLE, VA
Successfully complete Google’s extended workforce onboarding and badging process and maintain applicable government-contract compliance, including mandatory security and cyber training.
Added 1 hour ago
Systems Engineer
Chenega Corporation
UNAVAILABLE, VA
Successfully complete Google’s extended workforce onboarding and badging process and maintain applicable government-contract compliance, including mandatory security and cyber training.
Added 1 hour ago
Engineer Principal – Spacecraft Mechanical Design
BAE Systems
Boulder, CO
#LI-MT1A security clearance or access with Polygraph is not required to be eligible for this position. However, the applicant must be willing and eligible for submission, depending on…
Added 1 hour ago
MS
Principal SIEM Engineer - Vice President
MS Services Group, Inc.
Baltimore, MD
- $140,000 to $195,000 USD / year
Cyber Response Platforms is looking for an experienced (10+ years) cyber-security professional to join their team as a SIEM Engineer. Our ideal candidate has hands-on experience in computer…
Added 1 hour ago
Senior IT Systems Engineer
ExtraHop
Remote, United States
…Organizations rely on ExtraHop to provide visibility into the cyber threats, vulnerabilities, and network performance issues that evade their existing security and IT tools. With this…
Added 1 hour ago
HPC Engineer
GD Information Technology, Inc.
United States
We are seeking an HPC Engineer to join a Scientific Technologies team supporting high-performance computing (HPC) and scientific research at NIAID. This role focuses on the administration,…

STR

Senior Software Engineer

Dayton, OH, United States
Arlington, VA, United States
Atlanta, GA, United States
Woburn, MA, United States

Pay Information Full-Time Salary Range: $138,000 - $190,000

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Job details

Pay: Pay Information Full-Time Salary Range: $138,000 - $190,000
Experience: BS in Computer Science or related technical field with at least 5 years of relevant experience
Posting language: English
Posted: Nov 2, 2026

Original job description

Sophisticated integrated systems play a critical role in national security efforts, facilitating an understanding of the global situation, strategic planning, and tactical execution. The reliability, accessibility, and sophistication of these systems can determine the outcomes of conflicts before they begin. STR’s Systems Development Division (SDD) focuses on developing advanced technology solutions to provide asymmetric advantages within the information domain. SDD executes the entire lifecycle of the solution, from conceptualization and architecture refinement through implementation and deployment, while leveraging novel technologies to deliver first-of-a-kind systems. Current efforts include programs for airborne and space RF sensors and advanced operations enabled by multi-function, multi-modal capabilities.

As a Senior Software Engineer in SDD, you will design, develop, and test C++ software implementing complex embedded radar systems, with a primary focus on Air-to-Air applications.

What you will do:

Translate system and software requirements into software designs compliant with architectural constraints and open architecture requirements
Implement robust, high-quality C++ software suitable for mission-critical, real-time systems with high reliability and availability requirements
Develop test frameworks to verify correct implementation and performance of C++ software
Utilize and help iteratively improve DevSecOps development practices
Participate in peer reviews of requirements, architecture, software implementations, and test plans
Document software designs and interfaces
Develop analysis tools
Perform root cause analysis of software defects and implement corrections

Who You Are:

This position requires the ability to obtain a Top Secret Security clearance, for which U.S citizenship is needed by U.S. Government
BS in Computer Science or related technical field with at least 5 years of relevant experience
Demonstrate expertise in C++14 and software engineering techniques including multi-threading, memory management, and performance optimization
Have experience integrating with larger software systems, including unit and system-level testing
Understand the use of GitLab, CI/CD tools, automated testing frameworks, and code quality tools in software development processes
Feel comfortable adopting to new programing languages, third-party software frameworks, and innovative technologies

Even Better:

Active security clearance
Demonstrate familiarity with signal processing or mathematical modeling
Have experience with GPU software development
Have experience with RDMA
Have experience with C++17 and beyond
Demonstrate familiarity with radar concepts
Demonstrate familiarity with integrated systems combining software and hardware to interact with the physical world
Have experience in developing, optimizing, and translating MATLAB algorithms into efficient C++ code
Hold an advanced degree in Computer Science, Information Technology, or a related technical field
Understand automation frameworks and tools used to streamline repetitive tasks and manage complex workflows
Have domain expertise in one or more of the following areas: electronic warfare, antenna apertures, sensor resource management, large-scale platform test systems, cyber physical systems, open system architectures

Pay Information Full-Time Salary Range: $138,000 - $190,000

The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate’s experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions. STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, Carlsbad, CA, Atlanta, GA, and Denver, CO. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us.

STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer.

STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at www.str.us for more info.

STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws.

If you need a reasonable accommodation for any portion of the employment process, email us at appassist@str.us and provide your contact info.

Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.

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More about this job

Skills

Strategic planning
C++
Architecture regulations
Root cause analysis
Computer science
GitLab
CI/CD
Test automation
Software development
Software frameworks
Signal processing
The MathWorks MATLAB
Computer technology

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