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About our organization: Our Aurora Software & Digital Engineering department comprises 200+ engineers, DevOps specialists, system administrators, DBAs, and network engineers-from entry‑level talent to chief architects. The Software Engineer will participate in the full life cycle of software development, to include requirements development, modeling and design, application development, unit to CSCI testing, integration, formal system testing, release, installation, and maintenance.

YEAR

Northrop Grumman solves the toughest problems in space, aeronautics, defense and cyberspace to meet the ever-evolving needs of our customers worldwide. Our 90,000 employees are Defining Possible every day using science, technology and engineering to create and deliver advanced systems, products and services. Northrop Grumman careers and internships are as varied as your interests, with a lifetime of potential that will allow you to work together with people from many backgrounds, personal passions and disciplines. 
 
© 2020 Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. U.S. Citizenship is required for most positions. For our complete EEO/AA and Pay Transparency statement, please visit www.northropgrumman.com/EEO

Northrop Grumman Corp

Software Engineer Level 3 or 4 (AHT)

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Experience working with utilities and ISO/RTO interconnection requirements for large electrical loads, including power quality, voltage and frequency, reactive power, power factor, harmonics, protection, stability, and load-ramping requirements associated with large AI loads. Own the technical evaluation of utility and ISO/RTO requirements for large AI data center loads, including interconnection requirements, power quality, voltage/frequency performance, fault ride-through, ramp-rate/load-change requirements, reactive power, power factor, harmonics, flicker, protection, and system stability.

SB Energy Global LLC

HV Electrical Engineer / Sr HV Electrical Engineer

In 2026, SoftBank Group and OpenAI announced a $1 billion investment to support SB Energy as their leading development and execution partner for data center campuses, while Ares Infrastructure continues its long-standing support of the company''s growth. Energy Storage Engineer will provide subject matter expertise on Energy Storage design, optimization, final engineering, and construction permitting of utility-scale energy storage projects.

Sr. Energy Storage Engineer

As the leader of True Anomaly's Enterprise Security team, you will set strategy and priorities across a broad portfolio: enterprise identity, endpoint and server hardening, cloud security, vulnerability management, and Linux fleet security. To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.

True Anomaly

Senior Manager, Enterprise Security

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The Integration and Test (I&T) Engineer Team Lead is responsible for leading the Integration and Test team in developing, executing, and validating software and system-level testing for missile warning and tracking systems. The role oversees test planning, system verification, defect resolution, integration activities, documentation, and collaboration with engineering teams to ensure successful deployment and operational readiness.

Vets Hired

Integration and Test Engineer Team Lead

Manatal

Signals Intelligence Engineer, Systems Engineer, Intelligence Systems Architect, RF Systems Engineer, SIGINT Analyst, Cyber Systems Engineer, Communications Systems Engineer, Network Systems Engineer, Electronic Warfare Engineer, Intelligence Integration Engineer, etc. Electrical Engineering, Computer Engineering, Systems Engineering, Information Technology, Telecommunications Engineering, Cybersecurity, Physics, Computer Science, Signal Processing, Aerospace Engineering, etc.

Cymertek

SIGINT Systems Engineer

Java Developer, C Developer, AWS Software Engineer, Cloud Software Engineer, Backend Developer, Full Stack Developer, Systems Software Engineer, Cloud Application Developer, Embedded Software Engineer, Cloud Solutions Architect, etc. Computer Science, Software Engineering, Information Technology, Computer Engineering, Cloud Computing, Data Science, Information Systems, Systems Engineering, Network Engineering, Applied Mathematics, etc.

Java / C / AWS Software Engineer

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Partner with the Principal Architect to ensure the enterprise security platforms/tools portfolio meets architectural requirements and effectively mitigates enterprise security risks, including coverage and gap analysis, dependency management, and capability planning. As SNC''s corporate team, we provide the company and its business areas with strategic direction and business support spanning executive management, finance and accounting, operations, human resources, legal, IT, information security, facilities, marketing, and communications.

Sierra Nevada Corporation (SNC) is a world-class prime systems integrator and electronic systems provider known for its rapid, innovative, and agile technology solutions. Fast-growing and widely diversified, SNC is a high-tech electronics, engineering, and manufacturing corporation that continues to expand its impressive portfolio of capabilities, programs, products and services. SNC is a privately held company under the leadership of CEO, Fatih Ozmen, and President and CFO, Eren Ozmen. Over the last 30 years under the Ozmen’s leadership, SNC has remained focused on providing its customers the very best in diversified technologies to meet their needs and has a strong and proven track record of success. Headquartered in Sparks, Nevada, SNC is the Top Woman Owned Federal Contractor in the United States.Since SNC was founded in 1963, its strong tradition has been to develop and provide high technology Electronics, Avionics, and Communications systems. Investing heavily over the years in people, processes, modern facilities, and the state-of-the-art equipment, SNC continues to enhance our technical advantage to provide innovative and cost-effective solutions to our customer’s requirements. With numerous successful and diverse acquisitions, SNC continues to acquire new capabilities as we expand our tradition of excellence into the areas of Renewable Energy, Telemedicine, Nanotechnology, Cyber, Net-Centric Operations, Microsatellites and Human Space Flight. SNC employs an extremely talented workforce of over 2100 people most of whom are scientists, engineers, or technical personnel with college or advanced degrees, and all of whom are dedicated to satisfying our customers' needs. Our 7 different Business Areas operate from 31 locations in 16 states along with numerous customer support sites located throughout the world. Please take a look around our website as it provides much more information about SNC to include a detailed de ion of each Business Area and their respective capabilities, programs, products, and services.

Sierra Nevada Corp

Sr Cybersecurity Engineer

Interact and consult with clients on Operational Technology (OT) cybersecurity Governance, Risk, and Compliance (GRC), cybersecurity best practices for OT environments, perform cyber assessments, response plans, policies and procedures, cyber programs, and tabletop exercises. Proven experience identifying, measuring, and mitigating network and cybersecurity risk in a variety of mission-critical network environments in critical infrastructure sectors.

Tetra Tech is a leading provider of consulting, engineering, and technical services worldwide. Our reputation rests on the technical expertise and dedication of our employees—16,000 people working together across disciplines and time zones to provide smart, sustainable solutions for challenging projects. We are proud to be home to leading technical experts in water, environment, infrastructure, resource management, energy, and international development. Tetra Tech combines the resources of a global, multibillion dollar company with local, client-focused delivery in 400 locations around the world. We offer competitive compensation and benefits and are searching for innovative people to join our teams.

Tetra Tech Inc

OT Cybersecurity Engineer - Mid Level (Denver, CO)

As trusted partners to leading aerospace and defense OEMs and Tier 1 suppliers, we connect professionals with career opportunities to grow and excel in aviation, aerospace, and defense. Produces detailed design documentation including schematics, wiring diagrams, and CAD models using Creo, Zuken, or equivalent tools.

HOUR

The Structures Company, LLC

Electrical Engineer

HaleyMarketing

Compensation decisions and the base range for this role take into account many factors including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. Proactively craft and propose solutions that clarify how GIS brings business value to our customers by addressing the critical challenges they face.

We show people how to make the world work better with maps and apps. We are the best in our fields from all walks of life and all over the world. We come together in small teams to make big ideas happen. With our GIS technology, anything is possible. Come join us.

Esri

GIS Solution Engineer - Defense

Big Data, Data Architecture Development, Database Management, Data Engineering, Data Governance, Data Migrations, Data Modeling, Data Pipelines, Data Warehousing (DW), Python (Programming Language), Structured Query Language (SQL) Competencies . PNC Employees take pride in our reputation and to continue building upon that we expect our employees to be: Customer Focused - Knowledgeable of the values and practices that align customer needs and satisfaction as primary considerations in all business decisions and able to leverage that information in creating customized customer solutions.

PNC Bank

Data Engineer Senior (Python/SQL)

Most of the day is IT operations work: supporting employees, running the ticket queue, onboarding and offboarding, administering Microsoft 365, imaging devices, implementing CMMC 2.0 and NIST 800-171 controls. Begin writing the automations, scripts, and internal tools that scale the IT team: onboarding workflows, access provisioning, M365 scripting, asset tracking.

Urban Sky

Junior Full Stack Software Engineer, IT

Build and maintain automated tests to ensure quality, reliability, and maintainability across frontend applications using CI/CD pipelines, deployment processes, and development workflows. This role will serve as the frontend technical lead for Ember-based applications while partnering closely with backend engineers, product owners, and business stakeholders.

Forged Fiber 37

Sr Software Engineer, Front End - Denver, CO & Dallas, TX

Brightmove

Core Skills and Competencies (What you'll bring): Deep technical expertise in administering AWS cloud services (ECR, EC2, ECS, IAM), databases, and operating systems. Key focus areas include technical leadership, mentoring junior talent, and architecting highly available, fault-tolerant platform infrastructure to optimize performance metrics.

EchoStar Corp

Senior Cloud Engineer

As a Delivery Management Engineer II you will have hands-on technical skills as well as program and project management experience to drive technical projects and programs working directly with our onshore and offshore development and engineering teams. The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs.

Deloitte

Delivery Management Engineer II

You will be hands on, involved in designing applications and flexible services that expose core capabilities to different applications and user bases, and leading teams to achieve the vision through active mentoring, technical decision-making, and facilitating company-wide collaboration. As a Senior Software Engineer embedded in an energetic agile team of Software and QA Engineers, you will lead the team in creating software products utilizing state of the art technologies.

Vertafore

Sr. Software Engineer (Java)

The engineer will work closely with product owners, engineers, data professionals, and business stakeholders to deliver secure, maintainable, and scalable solutions. We are seeking a Software Engineer II with strong proficiency in Golang to design, build, test, deploy, and support reliable backend services and APIs.

Software Engineer II - Location is HYBRID in either Dallas, TX or Denver, CO

Demonstrated use of Claude Code to accelerate delivery, including agentic multi-file workstreams, CLAUDE.md project memory, MCP server integrations, and parallel subagents for concurrent work such as feature development, test generation, and security review. At Deloitte, Forward Deployed Engineers (FDE) don't just build AI solutions, they help clients turn AI ambition into enterprise-scale impact, pairing leading class engineering with pod-based delivery and vertical expertise.

Senior Forward Deployed Engineer, Servicenow

Certification in Cloud Platforms [e.g., AWS Certified Solutions Architect, AWS Data Engineer, Google Professional Cloud Architect, GCP Data Engineer Microsoft Certified: Azure Solutions Architect Expert, Azure Data Engineer Associate, Snowflake Core, Snowflake Databricks Data Engineer Associate] is a plus. Examples of the skills, knowledge, and experiences you need to lead and deliver value at this level include but are not limited to: Craft and convey clear, impactful and engaging messages that tell a holistic story.

PwC’s accounting practice originated in London well over a century ago. As times changed and PwC expanded worldwide, our commitment to clients—like you—never wavered. With us, you’re always supported by a global network of more than 223,000 people in 157 countries with one goal: to help your business thrive.

PwC’s professional services include audit and assurance, tax and consulting that cover such areas as cybersecurity and privacy, human resources, deals and forensics. We help resolve complex issues and identify opportunities across these industries.

Let’s combine your ​aspirations with our world-class capabilities to achieve your goals.

Security Engineer Jobs in Littleton, CO

Software Engineer Level 3 or 4 (AHT) Northrop Grumman Corp

HV Electrical Engineer / Sr HV Electrical Engineer SB Energy Global LLC

Sr. Energy Storage Engineer SB Energy Global LLC

Senior Manager, Enterprise Security True Anomaly

Integration and Test Engineer Team Lead Vets Hired

SIGINT Systems Engineer Cymertek

Java / C / AWS Software Engineer Cymertek

Sr Cybersecurity Engineer Sierra Nevada Corp

OT Cybersecurity Engineer - Mid Level (Denver, CO) Tetra Tech Inc

Electrical Engineer The Structures Company, LLC

GIS Solution Engineer - Defense Esri

Data Engineer Senior (Python/SQL) PNC Bank

Junior Full Stack Software Engineer, IT Urban Sky

Sr Software Engineer, Front End - Denver, CO & Dallas, TX Forged Fiber 37

Senior Cloud Engineer EchoStar Corp

Delivery Management Engineer II Deloitte

Sr. Software Engineer (Java) Vertafore

Software Engineer II - Location is HYBRID in either Dallas, TX or Denver, CO Forged Fiber 37

Senior Forward Deployed Engineer, Servicenow Deloitte

Genai Python Systems Engineer -Senior Manager PwC

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