Jobs in the United States

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Added 12 days ago
Senior Staff Software Engineer- UKG Ready Payroll
UKG
Lowell
3 days per week in the Lowell office is a requirement
Added 12 days ago
Staff Software Engineer-UKG Ready Payroll
UKG
Lowell
We thrive in a hybrid model; 3 days per week in the Lowell office is required
Added 12 days ago
Sr. Application Security Engineer
American Express Global Business Travel
Frankfort, KY
…application development into application security, bringing a developer's mindset to security and operations, and will mentor others while helping shape how the organization builds and…
Added 12 days ago
Principal AV Behavior Safety Engineering Lead
General Motors
Frankfort, KY
Programming & Frameworks : Python , R,Java, PySpark,PyTorch, TensorFlow, Scikit-learn,LangChain, SQL
Added 12 days ago
Cyber Identity - Saviynt Senior Consultant
Deloitte
Louisville, KY
2+ years of experience with the following programming languages: Java, JavaScript, JSP/Servlets, SQL.
Added 12 days ago
BH
Staff Software Engineer
Bamboo Health Inc
Louisville, KY
- $7.25 USD / hour
8+ years of Java or similar object-oriented development.
Added 12 days ago
EG
Full Stack Developer (Java & React), Risk and Compliance AI Platform
Eliassen Group
Frankfort, KY
- $75 to $80 USD / hour
We are seeking a highly motivated full stack developer to join a focused remote software development team. The team turns complex software requirements into reliable, scalable solutions for…
Added 12 days ago
Software Engineer - E2
Lockheed Martin
Cape Canaveral, FL · Cape Canaveral
Programming experience in one or more of the following: C/C++, LabView, Python, Java, TestStand
Added 12 days ago
Software Engineer Sr - E3
Lockheed Martin
Longmont, CO · Boulder, CO · Rockville, MD · Longmont · Boulder · Rockville
3+ years of Java programming experience in a professional environment
Added 12 days ago
sUAS/Drone Software Engineer Asc - Early Career
Lockheed Martin
San Luis Obispo, CA · San Luis Obispo
Experience in C, C++, Java, Bash and/or Python programming
Added 12 days ago
sUAS/Drone Software Engineer - Intern
Lockheed Martin
San Luis Obispo, CA · San Luis Obispo
Experience in C, C++, Java, Bash and/or Python programming
Added 12 days ago
sUAS/Drone Software Engineer - Intern
Lockheed Martin
San Luis Obispo, CA · San Luis Obispo
Experience in C, C++, Java, Bash and/or Python programming
Added 12 days ago
sUAS/Drone Software Engineer Asc - Early Career
Lockheed Martin
San Luis Obispo, CA · San Luis Obispo
Experience in C, C++, Java, Bash and/or Python programming
Added 12 days ago
Software Engineer
Lockheed Martin
Cape Canaveral, FL · Cape Canaveral
Programming experience in one or more of the following: C/C++, LabView, Python, Java, TestStand
Added 12 days ago
Systems Engineer Sr - E3
Lockheed Martin
Littleton, CO · Littleton
Strong proficiency in at least one modern programming language (C++, Python, Java, or C#) and associated build tools
Added 12 days ago
Information Assurance Security Engineer (IASE) / Information Systems Security Engineer (ISSE)
LEIDOS, INC.
Suitland, MD
Software development experience using Java, C, C++, or other programming or scripting languages, including experience designing and developing host based and network based scanning tools.
Added 12 days ago
WI
(USA) Principal, Software Engineer
Walmart Inc.
United States
- $143,000 to $286,000 USD / year
Hands on experience in building Micro-services, ability to build REST services using Java, Spring Boot.
Added 12 days ago
MS
Full Stack Developer Junior-Mid
Millennial Software Solutions Inc
Chantilly, VA
- $80,000 to $140,000 USD / year
Millennial Software is seeking a Junior-Mid Full Stack Software Developer to join our collaborative team supporting a Government customer. This is for a future contract slated to start in…
Added 12 days ago
Electronics Engineer / Principal Electronics Engineer
Northrop Grumman
Baltimore
Must have the ability to obtain/maintain Top Secret/SCI and SAP clearance
Added 12 days ago
Principal Electronics Engineer / Sr Principal Electronics Engineer
Northrop Grumman
Baltimore
Must have the ability to obtain/maintain Top Secret/SCI and SAP clearance
Added 12 days ago
Software/ Principal Software Engineer
Northrop Grumman
Huntsville
Experience using Eclipse, VS Code, or similar IDEs for Java/C++ development.
Added 12 days ago
Software/ Principal Software Engineer
Northrop Grumman
Huntsville
Experience using Eclipse, VS Code, or similar IDEs for Java/C++ development.
Added 12 days ago
Principal/Sr Principal Software Engineer
Northrop Grumman
Huntsville
Strong object-oriented software development experience with Java and C++
Added 12 days ago
Modeling Simulation & Analysis Engineer (Level 2)
Northrop Grumman
El Segundo
Must have the ability to obtain and maintain a US Government Top Secret clearance within a reasonable amount of time as determined by business needs · Must have the ability to obtain and maintain Special Access Program (SAP) clearance within a reasonable amount of time as determined by business needs
Added 12 days ago
Modeling Simulation & Analysis Engineer 3 or 4 (Principal or Sr. Principal Level)
Northrop Grumman
El Segundo
Must have the ability to obtain and maintain US Government Top Secret clearance

Systems Engineer Sr - E3

Littleton, CO, United States
Littleton, United States

Pay Information Full-Time Salary Range: $95900.00 - $178100.00 At Lockheed Martin, we know mission success starts with taking care of our people.

Apply on lockheedmartin.eightfold.ai About employer

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Job details

Pay: Pay Information Full-Time Salary Range: $95900.00 - $178100.00 At Lockheed Martin, we know mission success starts with taking care of our people.
Apply by: Apr 28, 2027
Experience: 5+ years of progressive experience in software integration, system interfacing, or embedded software development
Posting language: English
Posted: Oct 30, 2026

Original job description

Standard Job Description

Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future.

At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.

Join us in shaping a new era in space and find a career that's built for you.

This role of software integrator will be responsible for the integration, testing, and deployment of complex software systems within Lockheed Martin mission-critical environments. This role supports the design, implementation, and maintenance of software interfaces, data pipelines, and system interoperability solutions across multidisciplinary teams. The position requires advanced technical expertise in software integration patterns, rigorous testing methodologies, and compliance with LM software development standards and applicable regulatory requirements.

Key Responsibilities:

Lead the integration of commercial and government-off-the-shelf (COTS/GOTS) software systems with custom mission applications
Design, implement, and document software interfaces, APIs, and data mapping specs ensuring ECI/CUI compliance
Perform end-to-end system testing, including unit, integration, and validation testing per LM quality assurance protocols
Collaborate with systems engineers, cybersecurity specialists, and program managers to resolve integration issues and optimize system performance
Maintain and update integration documentation, including technical designs, test plans, and release notes
Support continuous integration/continuous deployment (CI/CD) pipelines and automate integration workflows where applicable
Ensure adherence to Lockheed Martin software development lifecycle (SDLC), configuration management, and security protocols

The information below reflects the standard job description for this position

Performs technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. For positions that perform IT responsibilities, use E646, Systems Engr-IT.

Basic Qualifications

Bachelor’s degree in Computer Science, Software Engineering, or related field, or equivalent practical experience
Extensive experience in software integration, system interfacing, or embedded software development
Proven experience with software integration frameworks, middleware, and enterprise service buses (ESB) or similar integration patterns
Strong proficiency in at least one modern programming language (C++, Python, Java, or C#) and associated build tools
Experience with version control systems (Git), continuous integration pipelines, and automated testing frameworks
Secret clearance with the ability to obtain and maintain TS clearance
Demonstrated ability to work in a multidisciplinary team environment and communicate technical concepts clearly

Desired Skills

Master’s degree in a relevant technical discipline
5+ years of progressive experience in software integration, system interfacing, or embedded software development
Experience with defense acquisition lifecycle and IC/DoD software integration standards (e.g., MIL-STD, DO-331)
Familiarity with containerization (Docker, Kubernetes) and orchestration tools
Prior experience with Lockheed Martin software platforms or integrated mission systems
Professional certifications (e.g., TOGAF, SAFe, or relevant integration/tool certifications)

Pay Information Full-Time Salary Range: $95900.00 - $178100.00 At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow - both professionally and personally. The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.

Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.

Apply on lockheedmartin.eightfold.ai About employer

More about this job

Skills

Regulatory compliance
Software development
Quality assurance
Cybersecurity
Documentation
CI/CD
ICT system integration
Product comprehension
Computer science
C++
Python
Oracle Java
C#
Control systems
Git
Test automation
Docker
Kubernetes

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Work requirements

Jobs in the United States