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Added 3 mins ago
Senior Microsoft Platform Engineer
Systems Engineering Solutions Corporation
Alexandria, VA
Position Description: The Senior Microsoft Platform Engineer is a Tier 3 role responsible for the administration, operation, and continuous improvement of the agency's Microsoft Azure…
Added 4 mins ago
Engineer 4 -- Facilities Support Eng (Chemical)
Nuclear Fuel Services
Erwin, TN
…that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear medicine and space exploration. With more than 7,800 employees, BWXT…
Added 4 mins ago
Engineer 4 -- Facilities Support Eng (Chemical)
BWX Technologies, Inc.
Erwin, TN
…that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear medicine and space exploration. With more than 7,800 employees, BWXT…
Added 5 mins ago
A
Google Data Specialist
Accenture
Nashville, TN
- $70,350 to $196,000 USD / year
Follow best practices for security, identity management, and compliance.
Added 5 mins ago
A
Google Senior Data Engineer
Accenture
Nashville, TN
- $94,400 to $266,300 USD / year
A hands-on Engineer with foundational experience in Data Engineering, Analytics, or Machine Learning - now building deep expertise in Google Cloud Platform (GCP). You are eager to apply…
Added 5 mins ago
C
Senior Full Stack Engineer – .NET & C#
Cognizant
Nashville, TN
- $86,000 to $99,000 USD / year
As a Senior Full Stack Engineer – .NET & C#, you will make an impact by designing and developing scalable enterprise applications that support healthcare payer operations, including…
Added 5 mins ago
C
Senior Java Full Stack Engineer – Spring Boot & AWS
Cognizant
Nashville, TN
- $86,000 to $99,000 USD / year
As a Senior Java Full Stack Engineer – Spring Boot & AWS , you will make an impact by designing and delivering scalable, secure, cloud-based applications using Java, Spring Boot, React, and…
Added 5 mins ago
C
Senior .NET Full Stack Engineer with C#
Cognizant
Nashville, TN
- $86,000 to $99,000 USD / year
As a Senior .NET Full Stack Engineer with C#, you will make an impact by designing and developing scalable enterprise applications that support healthcare payer operations, including…
Added 5 mins ago
Senior Network Engineer
Cognizant
Nashville, TN
We are seeking an experienced Senior Network Engineer to design, implement, secure, operate, and optimize enterprise data-center, campus, branch, wireless, and hybrid-cloud networks. The…
Added 5 mins ago
Senior Workday Security Engineer
CVS Health
Nashville, TN
CVS Health is seeking an experienced Senior Workday Security Engineer to join the HR Technology Workday Security team. This role designs, supports, governs, and optimizes security across…
Added 5 mins ago
C
Senior Knowledge Graph & Ontology Architect
Cognizant
Nashville, TN
- $130,000 to $160,000 USD / year
Partner with engineering, AI, and platform teams to establish governance controls, security standards, lineage frameworks, and AI architecture guardrails that ensure trustworthy and…
Added 5 mins ago
GA
Director, Architecture and Data
GE Aerospace
Nashville, TN
- $152,000 to $202,000 USD / year
Supervise the Data Fabric engineers (Sr Staff TPM–Data, Principal Data & Information Architect, Sr Staff Data Engineer, Staff Data Engineer) in a matrixed arrangement, keeping their written…
Added 5 mins ago
Sr. DevOps / Cloud Engineer
NTT America, Inc.
Nashville, TN
We are currently seeking a Sr. DevOps / Cloud Engineer to join our team in either Plano, TX or Nashville, TN. Please note that this role will be on-site 5 days/week.
Added 5 mins ago
AI Systems & Solutions Engineer
BWXT
Oak Ridge, TN
…that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear medicine and space exploration. With more than 7,800 employees, BWXT…
Added 5 mins ago
Mechanical Engineer - Test Stands & Processes
BWXT
Oak Ridge, TN
…that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear medicine and space exploration. With more than 7,800 employees, BWXT…
Added 5 mins ago
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Metallurgical Engineer - Advanced Metallic Systems
BWXT
Oak Ridge, TN
- $86,450 to $136,000 USD / year
…that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear medicine and space exploration. With more than 7,800 employees, BWXT…
Added 13 mins ago
C
Senior Full Stack Engineer - .NET & C#
Cognizant
Jefferson City, MO
- $86,000 to $99,000 USD / year
As a Senior Full Stack Engineer - .NET & C#, you will make an impact by designing and developing scalable enterprise applications that support healthcare payer operations, including…
Added 13 mins ago
C
Senior Java Full Stack Engineer - Spring Boot & AWS
Cognizant
Jefferson City, MO
- $86,000 to $99,000 USD / year
As a Senior Java Full Stack Engineer - Spring Boot & AWS , you will make an impact by designing and delivering scalable, secure, cloud-based applications using Java, Spring Boot, React, and…
Added 20 mins ago
Senior Software Engineer, AI/ML Infrastructure, Ads Safety
Google
Pittsburgh, PA
…change how billions of users connect, explore, and interact with information and one another. Our products need to handle information at massive scale, and extend well beyond web search.…
Added 24 mins ago
Systems Engineer
HPE
All, MN
As a Pre-Sales Engineer, you will be responsible for managing pre-sales technical / functional support to prospective clients and customers while ensuring customer satisfaction. With a…
Added 24 mins ago
Site Reliability Engineer
HPE
Sunnyvale, CA
As a Site Reliability Engineer, you will play a key role in designing, building, and optimizing cloud infrastructure and deployment systems. Your work will directly impact scalability,…
Added 24 mins ago
Mechanical Design Engineer
HPE
Roseville, CA
HPE Networking is seeking a motivated Mechanical Design Engineer to help develop the next generation of high-performance networking hardware. This role focuses on the mechanical design,…
Added 27 mins ago
Software Engineering Manager, High Performance Networking
Google
Sunnyvale, CA
Like Google's own ambitions, the work of a Software Engineer goes beyond just Search. Software Engineering Managers have not only the technical expertise to take on and provide technical…
Added 27 mins ago
Staff Software Engineer, Technical Lead, Network Connectivity Gateway
Google
Sunnyvale, CA
…change how billions of users connect, explore, and interact with information and one another. Our products need to handle information at massive scale, and extend well beyond web search.…
Added 34 mins ago
MI
Software Engineer (On-site, Aurora, CO)
Metron, Inc.
Aurora, CO
- $130,000 to $250,000 USD / year
Metron is an employee-owned company dedicated to delivering innovative solutions for the most challenging national security problems. For over 40 years, our principled approach to…

STR

Senior Cyber Software Engineer

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: Bachelors degree in Computer Science, or related field with a minimum 5 years of relevant professional experience (MS plus 3 years experience or PhD may be considered)
Posting language: English
Posted: Nov 5, 2026

Original job description

The Defensive Cyber Technologies (DCT) group at STR is seeking a Senior Cyber Software Engineer to develop software and technical capabilities that improve the security and resiliency of critical national defense systems. Our team hardens customer codebases, conducts cybersecurity assessments of operational software, and develops and applies first-of-its-kind cybersecurity tools to identify and remediate vulnerabilities before they affect mission-critical systems.

What you'll do:

Work as part of a high-functioning team to apply advanced software engineering principles to develop robust, resilient software solutions for national security missions
Perform comprehensive security assessments on operational software and mission-critical systems
Identify, validate, and remediate vulnerabilities
Design, build, and execute novel fuzzing campaigns to uncover security weaknesses
Develop static and dynamic analysis tools to detect, report, and remediate vulnerabilities in software systems
Communicate technical findings, risk, and remediation recommendations to engineering and customer stakeholders

Who you are:

This position requires an Active Secret or Top Secret security clearance, for which US citizenship is needed by the US Government.
Bachelors degree in Computer Science, or related field with a minimum 5 years of relevant professional experience (MS plus 3 years experience or PhD may be considered)
Strong proficiency in C or C++ and the ability to learn and work effectively in additional languages as needed
Strong systems programming foundation, including familiarity with OS internals, ABI/calling conventions, memory and process management, and assembly-level debugging
Experience working with compiler and build toolchains such as LLVM/Clang, GCC, and CMake.

Nice to have:

Experience with dynamic analysis and fuzzing tools, such as PIN, DynamoRio, and AFL++
Proficiency in Rust
Experience with container and virtualization technologies, such as Docker and QEMU
Familiarity with reverse engineering and binary analysis using tools such as Ghidra, IDA Pro, Binary Ninja, or objdump

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

Computer science
C
C++
Assembly
Debugging
CMake
Rust
Docker
Reverse engineering
Ghidra

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