Posted Sep 15, 2025

Experienced Full Stack Software Engineer – Web & Cloud Application Development

Join Coalfire's Innovative Team as a 2025 Summer Intern: Ignite Your Career in Cybersecurity and Technology

Are you a motivated and talented individual looking to kickstart your career in cybersecurity and technology? Coalfire, a leading cybersecurity company, is offering an exciting opportunity to join our team as a 2025 Summer Intern. As a dynamic and innovative company, we are dedicated to making the world a safer place by solving our clients' hardest cybersecurity challenges. Our team of passionate problem-solvers is hungry to learn, grow, and make a difference. If you're ready to take your career to the next level and be part of a cutting-edge team, apply now to join our 2025 Summer Internship program!

About Coalfire

Coalfire is on a mission to make the world a safer place by solving our clients' hardest cybersecurity challenges. We work at the cutting edge of technology to advise, assess, automate, and ultimately help companies navigate the ever-changing cybersecurity landscape. With our headquarters in Denver, Colorado, and offices across the U.S. and U.K., we support clients around the world. Our team is comprised of thought leaders, consultants, and cybersecurity experts who are passionate about learning, growing, and making a difference.

Position Summary

We are seeking highly motivated and talented students to join our 2025 Summer Internship program. As a Coalfire intern, you will have the opportunity to work on real projects, gain hands-on experience, and develop your skills in a dynamic and supportive environment. Our internship program is 10-weeks in length, from the end of May to August, and is a paid program. We are targeting students graduating between December 2025 and June 2026.

Key Responsibilities

As a Coalfire intern, you will have the opportunity to work in one of the following areas:

Cloud Services and Engineering:

Expand your understanding of consulting interactions and gain experience in conducting client technical meetings.
Translate customer requirements into technical architecture implementation.
Learn how to perform validation of customer requirements against compliance requirements.
Assist in incident meaning and response process facilitation as well as vulnerability tracking and remediation.
Opportunity to help with projects such as developing scripts and automation tools to streamline cloud operations.

Compliance Advisory:

Gain exposure to the client-facing portion of the security assessment process by participating in control testing interviews for client engagements and assisting the Coalfire team with information/artifact gathering.
Contribute to advisory deliverables by analyzing security control artifacts against compliance standards, and then applying technical writing skills to document the results of this analysis clearly and effectively.
Gain a comprehensive understanding of cybersecurity essentials with a focus on Governance, Risk, and Compliance (GRC), and the application of security frameworks.
Achieve an understanding of security frameworks such as FedRAMP, ISO, SOC, and HITRUST, focusing on their structure, control requirements, and scoring methodology.
Contribute to developing recommendations for improving compliance processes and controls.

Compliance Assessment:

Assist in conducting compliance assessments and audits and gain real-world exposure to consulting as a career while assisting with client meetings.
Achieve an understanding of security frameworks such as FedRAMP, ISO, SOC, and HITRUST and learning more about how to assist in a successful security audit.
Contribute to developing recommendations for improving compliance processes and controls.
Assist in researching regulatory requirements and industry best practices related to compliance.
Help prepare compliance reports, policy documents, and procedural guidelines.

Cyber Security Services:

Assist in conducting security assessments on a wide variety of technologies and implementations.
Gain exposure to working with clients on technical security or compliance activities.
Learn from experienced professionals how to conduct penetration testing, code reviews, social engineering, red team engagements, and physical security assessments.
Contribute to the Coalfire Cyber Security Services Penetration Testing Team overall success by helping the team with meet business objectives.
Gain a comprehensive understanding of cybersecurity while helping the team with research, security documentation, and process improvement.

Cyber Risk Advisory:

Assist in conducting cyber risk and maturity assessments for Clients in various industries, sizes, and maturities.
Gain exposure to various cybersecurity frameworks such as NIST Cybersecurity Framework (CSF), NIST SP 800-53, NIST AI RMF, CIS v8, etc.
Gain an understanding of critical cybersecurity program concepts such as Governance, Risk Management, Third Party Risk Management, Incident Response, Business Continuity, Access Control, etc.
Work with experienced professionals on how to conduct assessments, cybersecurity program reviews, tabletop exercises, etc. and create actionable and meaningful remediation recommendations.
Assist with Practice Support initiatives, such as creating templates, processes, and methodologies to help the internal Cyber Risk Advisory team better executive on projects.
Research a relevant Cybersecurity topic throughout the internship and present findings and report to the Cyber Risk Advisory team.

What We Offer

At Coalfire, we are committed to providing a supportive and dynamic environment that allows our interns to thrive. Here are just a few of the benefits and opportunities we offer:

Professional Development: Mentorship from experienced professionals and opportunities for skill-building and career growth.

Hands-On Experience: Practical experience working on real projects and gaining insights into industry practices.

Networking: Opportunities to connect with industry professionals and fellow interns.

Competitive Compensation: A paid internship program that allows you to focus on your development without financial stress.

Flexible Work Model: A flexible work model that empowers you to choose when and where you'll work most effectively.

Employee Resource Groups: Opportunities to join employee resource groups and participate in in-person and virtual events.

Comprehensive Benefits: Competitive perks and benefits to support you and your family, including paid parental leave, flexible time off, certification and training reimbursement, digital mental health and wellbeing support membership, and comprehensive insurance options.

Why You'll Want to Join Us

At Coalfire, we prioritize connection and wellbeing, and we are committed to providing a company culture that is supportive, dynamic, and inclusive. Here are just a few reasons why you'll want to join our team:

Passionate Team: A team of passionate problem-solvers who are hungry to learn, grow, and make a difference.

Innovative Culture: A culture that encourages innovation, creativity, and collaboration.

Opportunities for Growth: Opportunities for professional growth and development in a rapidly expanding company.

Commitment to Diversity: A commitment to diversity, equity, and inclusion, and a workplace that values and respects all employees.

How to Apply

If you're ready to take your career to the next level and join a dynamic and innovative team, apply now to our 2025 Summer Internship program. Don't miss out on this exciting opportunity to gain hands-on experience, develop your skills, and launch your career in cybersecurity and technology.