Jobs in the United States

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Added 15 days ago
Senior Quality Engineer
TetraScience
Boston, MA
Proficiency in Python, Java or JavaScript, and deep hands-on experience with Playwright or equivalent for workflow-based end-to-end testing. You have built automation frameworks, not only…
Added 15 days ago
DP
Sr. FullStack Java Developer
District Partners
Ashburn, VA
- $50 to $60 USD / hour
Work Model: Onsite five days per week for the first 6–12 months, followed by a hybrid schedule
Added 15 days ago
UG
Lead AI/ML Engineer - Remote
UnitedHealth Group
Eden Prairie, MN
- $145,500 to $249,500 USD / year
area, you will be required to work in the office a minimum of four days per week
Added 15 days ago
Software Engineer III - Flight Software (Clearance Required)
Sierra Space
Centennial, CO · Louisville, CO
The Software Engineer III role involves designing, developing, and testing software applications for space systems and technologies. This advanced position requires expertise in at least…
Added 15 days ago
Entry-Level Software Engineer–Developer
The Boeing Company
Richardson, TX
Boeing Defense, Space & Security (BDS) has an exciting opportunity for an Entry-Level Software Engineer – Developer to join the Special Projects Dallas (SPD) P-8A Poseidon Maritime Patrol…
Added 15 days ago
Digital Software Engineering Lead Analyst
Citigroup
Irving, TX
Expertise in building web applications using Java, Springboot, Microservices,Angular/React, and Oracle/PostgreSQL technology stack
Added 15 days ago
Principal Engineer – Vice President
Citigroup
Irving, TX
Principal Java Engineer you will leverage your deep technical knowledge to drive the creation of high-quality software products. You will also be expected to mentor other engineers,
Added 15 days ago
Senior Software Engineer
Toyota
Plano, TX
…Engineer to help our growing Enterprise platform needs. The Senior Java Developer will build on their passion for software engineering and combine with skills for operational excellence to…
Added 15 days ago
Cyber Product Security Engineer, Lead
Toyota
Plano, TX
Collaborate with product engineering teams to build securely leveraging threat modeling, secure design reviews, vulnerability assessments, and security testing.
Added 15 days ago
Cyber Product Security Engineer, Lead
Toyota
Plano, TX
Collaborate with product engineering teams to build securely leveraging threat modeling, secure design reviews, vulnerability assessments, and security testing.
Added 15 days ago
ELH Software Engineer / Agent Engineer - EDA - Austin 2027
IBM
Austin, TX
Experience with object-oriented programming languages such as C++, Java, Rust, or similar
Added 15 days ago
Java Developer - Workplace Services Engineering
Charles Schwab
Austin, TX
We are seeking a skilled and growth‑minded Java Developer who is passionate about building secure, high‑quality software and collaborating across diverse teams. If you are eager to learn,…
Added 15 days ago
Software Engineer, Infrastructure (Technical Leadership) - Central Security
Meta
Austin, TX
Experience in programming languages such as C, C++, or Java, and scripting languages such as Python, Javascript, or Hack
Added 15 days ago
C
Sr. Full Stack Java & Azure Engineer
Cognizant
Austin, TX
- $93,000 to $109,000 USD / year
As a Senior Full Stack Java & Azure Engineer, you will make an impact by designing and delivering secure, scalable, and maintainable cloud-native applications. You will work collaboratively…
Added 15 days ago
EG
Systems Engineer (Senior)
Eliassen Group
Austin, TX
- $60 to $70 USD / hour
Lead hardware and software integration and cloud system design for Java and microservices ecosystems.
Added 15 days ago
EG
QA Engineer/SDET
Eliassen Group
Austin, TX
- $50 to $70 USD / hour
Our client seeks Testing and Quality Assurance professionals who develop, implement, and maintain scalable QA systems and standards. The role focuses on CI/CD-integrated automated testing,…
Added 15 days ago
EG
Software Engineer
Eliassen Group
Austin, TX
- $70 to $75 USD / hour
Our client seeks Software Engineers at all levels to design, develop, troubleshoot, and debug Java-based microservices and platform capabilities. The role includes cloud system ownership in…
Added 15 days ago
DE
Sr Mgr Product Software Engineering
Disney Entertainment & Sports LLC
New York, NY
- $200,400 to $268,700 USD / year
You’ll be working on our high-scale in-house A/B testing and feature flagging product, capable of serving billions of requests with single digit millisecond response times. Deeply…
Added 15 days ago
H
Junior Full Stack Developer (Remote)
Halvik
McLean, VA
- $100,000 to $110,000 USD / year
We are seeking a skilled Junior Full Stack Developer with hands on experience in Java, Spring Boot, Angular, AWS Cloud, and modern AI assisted development tools. This role is ideal for…
Added 15 days ago
Engineer - Multi-Discipline (Job ID:4661)
Valkyrie
Huntsville, AL
Must have the ability to implement threat, sensor, or weapon functionality/algorithms into M&S · Must have the ability to conduct research and perform analysis on requirements, capability, and operational effects
Added 15 days ago
K
Software Developer
Kforce
Tampa, FL
- $54 to $60 USD / hour
Software Developer will design, develop, test, and implement enterprise Java applications within an Agile development environment
Added 15 days ago
BA
Software Engineer
Booz Allen Hamilton
Aurora, CO
- $69,400 to $158,000 USD / year
Experience with basic programming languages such as Python or Java, or web development stackssuch as Vue or Node
Added 15 days ago
Application Engineering Manager
GAIC Great American Insurance Company
Cincinnati, OH
…application design, development, pair programming, code review, testing, deployment, troubleshooting, and production support while helping the team deliver quality outcomes from feature…
Added 15 days ago
Chief Software Engineer, Space Ground Systems
Anduril Industries
Colorado Springs, CO · Costa Mesa, CA · Washington, DC
…execution from proposals through SRR, PDR, CDR, integration testing, security accreditation, and deployment of operational ground systems into classified environments. In conjunction with…
Added 15 days ago
Senior Software Architect, Security Platform
Keeper Security
Remote, United States
Establish standards for observability, reliability, testing and operational readiness across distributed systems

Sierra Space

Software Engineer III - Flight Software (Clearance Required)

Centennial, CO, United States
Louisville, CO, United States

Apply on sierraspace.wd1.myworkdayjobs.com About employer

Applications open in a new tab.

Job details

Experience: Typically, 5+ years of related experience.
Posting language: English
Posted: Oct 28, 2026

Original job description

Sierra Space Careers:

At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.

Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond.

Our success is measured by the trust of those who rely on what we build and deliver, and our technologies keep the United States and its allies mission-ready throughout space.

We are mission-driven, and together, we are an extraordinary team.

About the Role The Software Engineer III role involves designing, developing, and testing software applications for space systems and technologies. This advanced position requires expertise in at least one programming language, an advanced understanding of software development principles, and the ability to design and architect complex software systems. The role includes writing clean, maintainable code, collaborating with team members to understand project requirements, and contributing to the development of innovative software solutions. Additionally, this position involves mentoring and guiding other engineers, providing technical leadership and support.

In this role, you will design, develop, and test software applications for space systems and technologies while writing clean, maintainable code that adheres to best practices and coding standards. You will architect and implement complex software systems to meet project requirements and collaborate with team members to understand project needs, contributing to the development of effective software solutions. Utilizing version control systems such as Git, you will manage code changes and work collaboratively with team members. You will participate in code reviews to ensure code quality and adherence to development standards, troubleshoot and resolve software-related issues in a timely manner, and document software configurations, processes, and procedures for future reference. Staying current with industry trends and advancements in software development and space technologies will be essential, and you will mentor and guide other engineers, providing technical leadership and support to foster growth and collaboration within the team. About You Our mission is driven by an unyielding commitment to advancing space-based technology in service of our customers and safeguarding national security. We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower – to join us in this critical mission.

We’re looking for team members who align with our values, mission and goals – while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement.

Minimum Qualifications:

Requires bachelor's degree in a related field (or equivalent work experience in lieu of degree or master's +3 yrs experience).
Typically, 5+ years of related experience.
Expertise in one to multiple programming languages and advanced understanding of software development principles.
Ability to design and architect complex software systems.
Experience with different software development methodologies such as Agile and Scrum/Kanban.
Strong problem-solving skills.
Ability to mentor and guide other engineers.
An active Top Secret with SCI eligibility U.S. Security Clearance is required.

Preferred Qualifications:

Experience with kernel-level programming.
Proficiency in programming languages (Python, C++, Java) and their ecosystems.
Familiarity with scripting languages (Bash, PowerShell) and automation tools (Ansible, Puppet, Chef).
Experience with Agile or Scrum/Kanban methodologies and tools (JIRA, Confluence, Jenkins).
Strong analytical skills, performance profiling, and debugging complex systems.
Excellent communication and teamwork skills, and efficient with collaborative tools (GitHub, GitLab, Bitbucket) and development ceremonies (daily standup, backlog grooming, work planning, task estimation, retrospectives, etc.).
Knowledge of database management systems (MySQL, PostgreSQL, MongoDB).
Experience with cloud platforms (AWS, Azure, Google Cloud) and cloud-native development.
Familiarity with containerization (Docker) and orchestration (Kubernetes).
Understanding of network protocols, security principles, and secure coding practices.
Ability to write and maintain technical documentation.
Strong problem-solving skills and experience with CI/CD pipelines and automated testing.
Experience with continuous integration and automated test.
Knowledge of and experience implementing Software Design Patterns.
Familiarity with SysML/UML to create software designs.
Experience utilizing and setting up static analysis tools.

Compensation:

Pay Range:

$129,776.00 - $178,441.25 Your actual base compensation will be determined on a case-by-case basis and may vary based on job-related knowledge and skills, education, experience, internal equity and market competitiveness.

IMPORTANT NOTICE:

This position requires current/active Top Secret with SCI eligibility U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. Citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use.

Elevate Your Career At Sierra Space, we are committed to your personal and professional development. We empower you to make profound and meaningful contributions and foster a vibrant culture of collaboration, where teamwork ignites breakthrough innovations.

We also offer a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, and more.

Sierra Space is an industry-leading space and defense technology company providing satellites, spacecraft, and enabling mission systems and components. We deliver mission-proven technologies to our customers that safeguard our nation, protect space-based assets and enable space exploration.

Application Deadline: This role will remain posted until a qualified pool of candidates is identified.

Please note: Sierra Space does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees.

Sierra Space Corporation is an equal opportunity employer and is committed to working with and providing reasonable accommodations to applicants with disabilities. If you need special assistance or a reasonable accommodation related to applying for employment with Sierra Space or at any stage of the recruitment process, please contact us.

Apply on sierraspace.wd1.myworkdayjobs.com About employer

More about this job

Skills

Software development
Coaching
Leadership
Control systems
Git
Troubleshoot
Collaboration
Programming languages
Agile
Scrum
Kanban
Problem solving
Python
C++
Oracle Java
Bash
Microsoft PowerShell
Ansible
Puppet
Atlassian JIRA
Atlassian Confluence
Jenkins
Analytical skills
Debugging
Communication skills
Teamwork
GitHub
GitLab
Atlassian Bitbucket
Estimating
Database management systems
MySQL
PostgreSQL
MongoDB
AWS
Microsoft Azure
Google Cloud
Docker
Kubernetes

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Work requirements

Jobs in the United States