1

Codex Jobs in Frederick, MD (NOW HIRING)

Experience with AI-assisted development tools (e.g., Claude Code, Codex, GitHub Copilot). * Knowledge of air traffic management, flight services, or other safety-critical operational systems.

Experience with AI-assisted development tools (e.g., Claude Code, Codex, GitHub Copilot). * Knowledge of air traffic management, flight services, or other safety-critical operational systems.

Claude Code, Codex, etc.) * Knowledge of air traffic control systems, general aviation, and/or flight services * Practical knowledge of FAA/DoD systems, technical policies, standards and orders If ...

New

Claude Code, Codex, etc.) * Knowledge of air traffic control systems, general aviation, and/or flight services * Practical knowledge of FAA/DoD systems, technical policies, standards and orders If ...

Senior Software Developer

Gaithersburg, MD · On-site

$107K - $195K/yr

Experience with AI-assisted coding (Claude Code, Codex etc.) * Experience with microservices and cloud-based environments * Knowledge of or experience with Python programming language * Knowledge of ...

Software Developer

Gaithersburg, MD · On-site

$69K - $125K/yr

Claude Code, Codex, etc.) * Knowledge of Cloud-based systems * Knowledge of unit testing tools such as Junit and Mockito * Understanding of sound software development principles and practices

Forward Deployed AI Engineer, Senior

Rockville, MD · On-site

$108K - $146K/yr

Demonstrate tools such as GitHub Copilot, Cursor, Claude Code, Codex, or similar AI-assisted development platforms. * Lead knowledge-sharing sessions, demos, brown bags, and informal training to help ...

Claude Code, Codex, etc.) * Experience with Cloud-based systems * Experience working within the Agile environment * Understanding of sound software development principles and practices * Ability to ...

Experience with AI-assisted coding (Claude Code, Codex etc.) * Experience with microservices and cloud-based environments * Knowledge of or experience with Python programming language * Knowledge of ...

Experience with AI-assisted coding (Claude Code, Codex etc.) * Experience with microservices and cloud-based environments * Knowledge of or experience with Python programming language * Knowledge of ...

Senior Technical Scrum Master

Gaithersburg, MD · On-site

$55.25 - $75.75/hr

Knowledge of or experience with AI-assisted coding (Claude Code, Codex etc.) * Knowledge of or experience with microservices and cloud-based environments * Knowledge of or experience with Python ...

Lead Software Developer

Gaithersburg, MD · On-site

$87K - $157K/yr

Claude Code, Codex, etc.) * Experience with Cloud-based systems * Experience working within the Agile environment * Understanding of sound software development principles and practices * Ability to ...

Software Engineer / Scrum Master

Gaithersburg, MD · On-site

$55.75 - $74.25/hr

Knowledge of or experience with AI-assisted coding (Claude Code, Codex etc.) * Knowledge of or experience with microservices and cloud-based environments * Knowledge of or experience with Python ...

Senior Software Developer

Gaithersburg, MD · On-site

$107K - $195K/yr

Experience with AI-assisted coding (Claude Code, Codex etc.) * Experience with microservices and cloud-based environments * Knowledge of or experience with Python programming language * Knowledge of ...

Senior Technical Scrum Master

Gaithersburg, MD · On-site

$55.25 - $75.75/hr

Knowledge of or experience with AI-assisted coding (Claude Code, Codex etc.) * Knowledge of or experience with microservices and cloud-based environments * Knowledge of or experience with Python ...

Software Engineer / Scrum Master

Gaithersburg, MD · On-site

$55.75 - $74.25/hr

Knowledge of or experience with AI-assisted coding (Claude Code, Codex etc.) * Knowledge of or experience with microservices and cloud-based environments * Knowledge of or experience with Python ...

Codex information

What professions make 200,000 a year without a degree?

In the tech industry, roles such as software developers, data scientists, and cybersecurity specialists can earn $200,000 or more annually through experience, skills, and certifications like coding, programming languages, or security credentials. Sales, real estate, and entrepreneurial ventures also have the potential to reach this income level without a formal degree, often relying on performance and business acumen.

What engineer makes $500,000 a year?

Senior software engineers, especially those working in high-demand fields like AI, machine learning, or at major tech companies, can earn $500,000 or more annually through base salary, bonuses, and stock options. Achieving this level typically requires extensive experience, specialized skills, and often working in competitive markets or leadership roles.

What does the company codex do?

A Codex in a job context typically refers to a role involving software development, programming, or technical expertise, often requiring knowledge of coding languages and development tools. The specific responsibilities depend on the industry and company, but generally include writing, testing, and maintaining code to support software projects.

What is the best job for someone with OCD?

For someone with OCD, jobs that involve routine, structure, and minimal sensory overload are often suitable. Roles such as data entry, quality control, or administrative positions can provide predictable environments that help manage symptoms. It is also beneficial to consider jobs with flexible schedules and supportive workplaces.
What are popular job titles related to Codex jobs in Frederick, MD? For Codex jobs in Frederick, MD, the most frequently searched job titles are:
Infographic showing various Codex job openings in Frederick, MD as of July 2026, with employment types broken down into 88% Full Time, 10% Part Time, and 2% Contract. Highlights an 73% Physical, 4% Hybrid, and 23% Remote job distribution.
AWS Full Stack Developer Software Engineer - Principal I

AWS Full Stack Developer Software Engineer - Principal I

Argo Cyber Systems

Dulles, VA

Full-time

Re-posted 20 days ago


Job description

AWS Full Stack Developer Software Engineer - Principal I

This is only open to current candidates that are US Citizens and currently hold a US DoW Secret or Top-Secret Clearance.
Argo Cyber is supporting a U.S. Government customer on a large mission critical development and sustainment program to sustain and operate a network operations environment, including introducing new cyber capabilities to address emerging threats. Cyber Offense and Defense Experts (CODEX) is seeking a skilled Full Stack Developer with expertise in AWS Cloud development, stage and production environments. This role involves contributing to the design, development, and deployment of advanced cybersecurity capabilities to support CISA's mission today and into the future.

Responsibilities may include, but are not limited to:

Infrastructure Engineering:
Design, test, and implement advanced cybersecurity software capabilities as a key contributor within Agile Scrum teams.
Support risk assessments and recommend risk mitigation strategies as required.
Full Stack Development:
Develop automated unit tests and debug thoroughly to ensure reliable, high-quality code.
Collaborate on Deployment, DevOps, and CI/CD processes to optimize pipelines and streamline workflows.
Establish and interpret monitoring systems for CI/CD processes to ensure operational effectiveness.

Qualifications:
U.S. Citizenship is required
Must have an active Secret clearance with the ability to obtain DHS suitability
Must be able to obtain a TS/SCI Clearance
8+ years of software development experience required
Minimum 2+ years with AWS SageMaker, Apache Zeppelin
Minimum 3+ years of Agile full stack infrastructure engineering experience with a focus on production AWS environments.

Desired Skills:
Experience with Databricks Notebooks and Visualization
Experience with AWS Lambda (Python)
Proven ability as a Full Stack Developer with experience in Agile/Scrum development methodologies.
Automated remediation expertise for security vulnerabilities.
Familiarity with:
CISA Guidance:
Securing the Software Supply Chain.
Open-Source Software Security.
General Cybersecurity Best Practices.
NIST Frameworks:
NIST SP 800-218 - Secure Software Development Framework.
Technical Expertise:
Knowledge of automated solutions using Ansible.

Desired Certifications:
Cloud Certification: AWS Certified Cloud Practitioner.
Cybersecurity Certifications: DoD 8570.1 IAT Level II or CSSLP.

Required Education:


Bachelor's degree in Software Engineering, Computer Science or a related discipline is required. [Ten (10) years of experience (for a total of eighteen (18) or more years) may be substituted for a degree.]


Background & Drug Screening Disclaimer

© Argo Cyber Systems, LLC – All Rights Reserved

Argo Cyber Systems, LLC is committed to maintaining a safe, secure, and trusted workplace for all employees and our federal clients. Employment with Argo Cyber Systems is contingent upon successful completion of all required background investigations and pre-employment screenings, which may include, but are not limited to:

  • Criminal background checks (federal, state, and local)

  • Employment and education verification

  • Reference checks

  • Drug screening (in compliance with federal and state law)

  • Security clearance verification (as applicable for classified positions)

Candidates selected for employment in positions requiring access to sensitive or classified information may also be subject to additional U.S. Government background investigations and security adjudication processes, including DHS Entry on Duty (EOD) suitability or equivalent federal clearance requirements.

Argo Cyber Systems reserves the right to disqualify or rescind an offer of employment based on the results of any background or screening process that, in the company's judgment, may impact an individual's ability to perform essential job functions or meet contractual obligations.

All background investigations and screenings are conducted in accordance with applicable federal, state, and local laws, including the Fair Credit Reporting Act (FCRA). Candidates will be notified of their rights and provided an opportunity to review and dispute any adverse findings before final employment determinations are made.