Linthicum Heights, MD

Engineer Jobs in Linthicum Heights, MD

6 jobs found

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Today

Senior AI Engineer

Leidos Linthicum Heights, MD

Linthicum Heights, MD

Today

$108k - $195k/yr Full time Senior Agile Methodologies Agile Scrum

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Job Description

Leidos’ Intel Sector is seeking a Senior AI Engineer to support an AI and Emerging Technologies mission. This onsite role in Linthicum Heights, MD focuses on building practical AI/ML capabilities that help strengthen vulnerability identification and mitigation. The position supports the development and integration of LLM tooling, including fine-tuning, plus orchestration and RAG-related engineering for mission systems.

Pay range: USD 107,900 - 195,050 per year. Schedule: Flexible Schedules. Clearance: Active TS/SCI with Polygraph required.

What you will do

Partner with technical leadership to design, develop, and maintain LLM orchestration frameworks that coordinate static analyzers, retrieval-augmented generation (RAG) systems, and automated testing pipelines.
Build and optimize data preprocessing pipelines to ingest, clean, transform, and vectorize product documentation, source code, and test results for LLM consumption.
Design and implement database solutions to support RAG architectures, including artifact storage, audit trails, and metadata management.
Work with systems engineers to architect and deploy networked AI tools within secure enclaves, and perform performance profiling, optimization, and scalability analysis for mission systems.
Support security assessments and authority to operate (ATO) processes.
Apply AI/ML to develop tools and techniques that include fine-tuning Large Language Models (LLM) for enhanced vulnerability identification and mitigation capabilities.

Required qualifications

Bachelor’s degree plus eight (8) years of relevant experience, or equivalent.
Proficiency in Python, LLM integration, and data engineering.
Experience with static analyzers, RAG frameworks, and relational and vector databases.
Familiarization with Agile, Git, Jira, and Confluence.
Active TS/SCI with Polygraph required.

Beneficial skills and tools

Familiarization with RUST, Claude Code, Codex, and CI/CD.

Education, training, and time off

Paid Time Off
11 paid Holidays
Technical Upskilling
Education and Training Support
Parental Paid Leave

Additional benefits

401K with a 6% company match and immediate vesting
Flexible Schedules
Discounted Stock Purchase Plans
Competitive benefits

Data security and application safety

Leidos will never ask you to provide payment-related information during the hiring process and will not advance money (for example, by sending a check or money order) as part of employment consideration.
Leidos will only communicate through emails generated by the Leidos.com automated system, not through free commercial email services or messaging apps.
If you receive a suspicious email requesting payment or personal information, email LeidosCareersFraud@leidos.com.
If you believe you are a victim of a scam, contact local law enforcement and report to the U.S. Federal Trade Commission.

Non-discrimination: Leidos provides equal employment consideration without regard to protected characteristics, and will also consider applicants with criminal histories consistent with applicable law.

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15d ago

Cybersecurity Systems Engineer

Leidos Linthicum Heights, MD

Linthicum Heights, MD

15d ago

$87k - $157k/yr Full time Data Security Information Security InfoSec

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Job Description

Leidos offers a competitive compensation package and benefits designed to support your health, financial security, and career growth. This onsite role in Linthicum Heights, Maryland focuses on leading high assurance cybersecurity activities, guiding systems engineering across development and testing, and supporting DoD Certification & Accreditation processes on a mission critical Information Assurance program. Salary is listed from $87,100 to $157,450 per year.

Responsibilities

Contribute to the development and evaluation of key systems engineering documentation, including Systems Engineering Plans, Initial Capabilities Documents, and Requirements Specifications
Define security requirements and security test documentation; provide technical leadership across system development, integration, and testing activities
Lead requirements elicitation, analysis, and functional allocation efforts
Conduct systems requirements reviews and perform both technical and non-technical assessments
Support planning and test analysis for the DoD Certification & Accreditation process and other government C&A processes
Perform high assurance cybersecurity evaluation activities for devices undergoing certification
Review and assess security artifacts to ensure compliance with stringent security requirements
Clearly document security deficiencies and provide actionable recommendations
Translate vulnerability insights into practical risk mitigation guidance
Recommend improvements to requirements, processes, and templates to strengthen overall security posture
Collaborate across teams and participate in security focused meetings and technical reviews

Requirements

7 years of Systems Engineering experience
Bachelor’s degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related field; five additional years of Systems Engineering experience may substitute for a degree
Strong background in Information Assurance and/or Cryptographic systems
Exceptional written and verbal communication skills
Experience working in collaborative team environments and leading small technical teams
Active TS/SCI with Polygraph clearance

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1mo ago

Senior AI Engineer (SWE-3)

Leidos Linthicum Heights, MD

Linthicum Heights, MD

1mo ago Closed

$108k - $195k/yr Full time Senior Agile Ai Ml

This position is no longer accepting applications (closed Aug 15, 2026).

Job Description

Leidos is seeking a Senior AI Engineer to drive the design, development, and deployment of AI and ML tooling, including LLM-based capabilities, in support of the AI and Emerging Technologies mission. This onsite role in Linthicum Heights, Maryland, emphasizes close collaboration with technical leadership and stakeholders to capture requirements and bolster certification efforts.

Responsibilities

Partner with technical leadership to design, build, and maintain LLM orchestration frameworks that coordinate static analyzers, retrieval-augmented generation systems, and automated testing pipelines. Develop and refine data preprocessing pipelines to ingest, clean, transform, and vectorize product documentation, source code, and test results for LLM consumption. Design and implement database solutions to support RAG architectures, artifact storage, and related data management tasks.
Work with systems engineers to architect and deploy networked AI tools within secure enclaves and perform performance profiling, optimization, and scalability analysis of mission systems. Support security assessments and authority to operate processes.

Requirements

Bachelor's degree plus eight years of relevant experience or equivalent.
Proficiency in Python, LLM integration, and data engineering.
Experience with static analyzers, RAG framework, and relational and vector databases.
Familiarization with Agile methodologies, Git, Jira, and Confluence.
Active TS/SCI clearance with Polygraph is required.

Technologies

Python
LLM integration
Data engineering
Static analyzers
RAG framework
Relational databases
Vector databases
Agile
Git
Jira
Confluence
RUST
Claude Code
Codex
CI/CD

Compensation

Salary range: USD 107,900 - 195,050 per year.

Benefits

Paid Time Off
11 paid Holidays
401K with 6% company match and immediate vesting
Flexible Schedules
Discounted Stock Purchase Plans
Technical Upskilling
Education and Training Support
Parental Paid Leave

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1mo ago

Artificial Intelligence (AI) Engineer (SWE-2)

Leidos Linthicum Heights, MD

Linthicum Heights, MD

1mo ago Closed

$87k - $157k/yr Full time Artificial Intelligence Data Architecture Data Engineer

This position is no longer accepting applications (closed Aug 13, 2026).

Job Description

Leidos offers an onsite AI Engineer role in Linthicum Heights, MD with a competitive salary range of USD 87,100 to 157,450 per year. This position supports the AI and Emerging Technologies mission, collaborating with stakeholders to capture requirements, aid planning, and develop AI/ML tooling including fine-tuning LLMs for vulnerability identification and mitigation. The role emphasizes practical impact, secure tooling, and opportunities for technical upskilling within a mission-driven environment.

Responsibilities

Design, develop, and maintain LLM orchestration frameworks that coordinate static analyzers, retrieval-augmented generation pipelines, and automated testing sequences.
Build and optimize data preprocessing pipelines to ingest, clean, transform, and vectorize product documentation, source code, and test results for LLM consumption.
Design and implement database solutions to support RAG architectures, artifact storage, audit trails, and metadata management.
Architect and deploy networked AI tools within secure enclaves; conduct performance profiling, optimization, and scalability analysis of mission systems.
Support security assessments and authority to operate processes.

Requirements

Proficiency in Python
Proficiency in LLM integration
Proficiency in data engineering
Experience with static analyzers
Experience with a RAG framework
Experience with relational databases
Experience with vector databases
Familiarization with Agile
Familiarization with Git
Familiarization with Jira
Familiarization with Confluence
Active TS/SCI with Polygraph clearance

Technologies

Python
LLM integration
Data engineering
Static analyzers
RAG framework
Relational databases
Vector databases
Git
Jira
Confluence
Rust
Claude Code
Codex
CI/CD

Benefits

Paid Time Off
11 paid Holidays
401K with a 6% company match and immediate vesting
Flexible Schedules
Discounted Stock Purchase Plans
Technical Upskilling
Education and Training Support
Parental Paid Leave
Health and Wellness programs
Income Protection
Paid Leave
Retirement

Desirable Skills

Familiarization with Rust, Claude Code, Codex, and CI/CD

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1mo ago

Embedded Software Engineer

Arkham Technology Ltd. Linthicum Heights, MD

Linthicum Heights, MD

1mo ago Closed

$85k - $180k/yr Full time Cryptography Cyber Security Embedded Linux

This position is no longer accepting applications (closed Jul 25, 2026).

Job Description

Embedded Software Engineer role in Linthicum Heights, MD focused on designing, developing, and integrating embedded software for network security and communications products; requires U.S. citizenship and eligibility for a DoD Secret clearance.

Responsibilities

Design, implement, test, integrate, and document firmware and software for embedded platforms and networking devices.
Support software engineering activities such as interface design, system integration, code reviews, and software testing.
Contribute to internal reviews of software components and systems.
Produce necessary project documentation to satisfy contract deliverables, including development plans, requirements, design specifications, and test artifacts.
Develop embedded software for network security applications, including device management, protocols, drivers, and control plane security features.
Collaborate with cross functional teams to integrate software with hardware solutions.
Manage requirements through decomposition, allocation, verification, and validation.

Requirements

Bachelor’s degree in Engineering, Computer Science, or related field.
4+ years of experience in embedded systems design.
Strong proficiency in embedded C/C++ or an equivalent systems language.
Broad understanding of end-to-end network system architecture from the wireless physical layer to application endpoints.
Familiarity with MAC and network layers of communications systems.
Deep knowledge of IPsec, network protocols, data authentication and encryption (eg TLS, SSL, OpenSSL, X.509 certificates).
Experience with security protocols and encryption algorithms including CNSA suites.
Experience implementing low-level hardware drivers.
Experience with embedded Linux.
Ability to work in Bare Metal environments.
Familiarity with ARM architecture.
Strong problem-solving skills and a collaborative, team-oriented approach.
Excellent verbal and written communication skills.
U.S. Citizenship required; ability to obtain and maintain a security clearance.
Willing to travel periodically as needed.

Technologies

Embedded C/C++
Embedded Linux
ARM architecture
Bare Metal
OpenSSL
TLS
SSL
X.509 Certificates
CNSA algorithms
NETCONF
RESTCONF
YANG
Camee Systems Modeler
RESTful
SOAP
SHA
HMAC
Elliptic Curve Cryptography (ECC)
Public Key Infrastructure (PKI)
Cryptographic Message Syntax (CMS)
EKMS
KMI

Benefits

401(k)
401(k) matching
Dental insurance
Employee assistance program
Health insurance
Life insurance
Parental leave
Referral program
Vision insurance

Position Overview

Arkham Technology is seeking an Embedded Software Engineer with expertise in embedded systems to lead the development and implementation of embedded software solutions for its products. The role involves providing technical guidance and ensuring the delivery of high quality embedded software.

Job Type

Full-time

Pay

Salary: USD 85,000 - 180,000 per year

Work Location

Onsite position in Linthicum Heights, MD

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2mo ago

Principal Cyber Software Engineer

Northrop Grumman Linthicum Heights, MD

Linthicum Heights, MD

2mo ago Closed

$125k - $188k/yr Full time Backend Developer Senior Data Processing

This position is no longer accepting applications (closed Jun 28, 2026).

Job Description

Northrop Grumman offers a role in Linthicum Heights, MD, onsite, that places you at the forefront of cyber software engineering. This Principal Cyber Software Engineer position focuses on developing, maintaining, and enhancing complex software systems in a security context, with a clear path to professional growth, a collaborative culture, and a robust benefits package. The role carries a salary range of USD 125,300 to USD 187,900 per year and requires a TS/SCI clearance with polygraph.

Benefits

Health Plan
Savings Plan
Paid Time Off
Education Assistance
Training and Development
9/80 Work Schedule (where available)
Company paid holidays
Life and disability insurance

Location: Linthicum Heights, MD (onsite)

Responsibilities

Creates, sustains, and improves complex and diverse software systems, including processing-intensive analytics, novel algorithm development, handling extremely large data sets, real-time systems, and business management information systems, in line with documented requirements.
Contributes either individually or as part of a team.
Reviews and tests software components to ensure alignment with design requirements and documents test results.
Diagnoses and resolves software defect reports.
Applies software development and design methodologies appropriate to the development environment.
Offers input on system design for software components, including hardware/software trade-offs, software reuse, use of COTS/GOTS in place of new development, and requirements analysis from system level to component level.

Requirements

TS/SCI Clearance with Polygraph
5 years engineering experience
Bachelor's Degree in Computer Science or related discipline from an accredited college or university
Experience analyzing user requirements to derive software design and performance requirements
Experience designing and coding new software or modifying existing software to add new features
Experience debugging existing software and correcting defects
Must obtain customer approval

Technologies

Java
JavaScript
SQL
Spring Framework
AngularJS

Travel

Yes, 10% of the time

Security clearance

Clearance required: Yes
Clearance type: Polygraph

Relocation

No relocation assistance available

Application period

The posting indicates an estimated 20 day window to apply from the job posting date, with timelines that may be shortened or extended based on business needs and candidate availability.

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Engineer Jobs in Linthicum Heights, MD

Senior AI Engineer

Cybersecurity Systems Engineer

Senior AI Engineer (SWE-3)

Artificial Intelligence (AI) Engineer (SWE-2)

Embedded Software Engineer

Principal Cyber Software Engineer

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