Site Reliability Engineer

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. We are headquartered in Denver, Colorado with offices across the U.S. and U.K., and we support clients around the world.

But that’s not who we are – that’s just what we do.

We are thought leaders, consultants, and cybersecurity experts, but above all else, we are a team of passionate problem-solvers who are hungry to learn, grow, and make a difference.

Position Summary

We’re looking for a Site Reliability Engineer to join the Coalfire team. If you’re driven by a desire to innovate, excel at operational excellence, and thrive in a collaborative environment, come be part of a team committed to making the world a safer place.

What You'll Do

• Hands-on engineering work, including developing new deployments, automation scripts, and tooling to meet client needs.
• Manage and maintain patch management processes, ensuring timely updates, security compliance, and system stability across cloud and on-prem environments.
• Oversee Identity and Access Management (IAM), implementing and enforcing security best practices to protect sensitive data and ensure proper access controls.
• Perform cloud administration and system administration tasks, such as provisioning resources, optimizing performance, and troubleshooting infrastructure issues.
• Collaborate with senior engineers and solutions architecture teams to address complex technical issues, ensuring timely resolutions and maintaining client satisfaction.
• Adhere to established quality standards for engineering deliverables, aligning with internal protocols, compliance regulations, and project deadlines.
• Identify and communicate potential risks, working with relevant stakeholders to incorporate mitigation strategies that meet regulatory and client expectations.
• Contribute to day-to-day project tasks, including tracking progress, providing updates, and ensuring assigned activities are completed on schedule.

What You'll Bring

• 3–5 years in systems engineering and architecture, including requirements gathering, basic architecture development, systems integration, and testing
• 3–5 years in cloud computing (AWS, Azure, or GCP), covering design, deployment, operations, and basic automation
• 3–5 years working with Infrastructure-as-Code (for example, Terraform, Ansible) to provision and manage cloud resources
• Experience meeting SLAs through effective issue identification, escalation, and resolution in a fast-paced environment
• Proven track record of contributing to operational improvements (for example, automating workflows, enhancing monitoring) and supporting compliance requirements (for example, FedRAMP)
• Experience participating in project definition and documentation, including planning, design reviews, and post-implementation summaries
• Managed Services Expertise: Familiarity with ticket management systems and meeting SLA requirements in a managed services environment
• Cloud and Automation: Hands-on experience with AWS, Azure, or GCP; working knowledge of Terraform, Ansible, GitLab, and CI/CD technologies
• Technical Collaboration: Proven ability to work alongside Site Reliability Engineers and cross-functional teams, contributing to team problem-solving and performance improvements
• Soft Skills: Strong interpersonal, organizational, and problem-solving skills; capable of building trust with internal stakeholders and clients
• Documentation and Communication: Skilled at creating technical diagrams and clear written documentation; able to convey complex ideas effectively
• Professionalism and Autonomy: Demonstrated ability to manage individual tasks, balance priorities, and maintain a professional attitude in both independent and team settings
• Security Mindset: Critical thinker capable of meeting security and compliance requirements without compromising operational objectives

Bonus Points

• Serverless and Modern Architectures: Exposure to serverless, microservices, containerization, or other modern application frameworks
• Network and Firewall Technologies: Experience with cloud-based networking, next-gen firewalls (for example, Palo Alto, Cisco ASAv), and other network security solutions
• Tools and Frameworks: Familiarity with Visio, LucidChart, Jira, or similar platforms for diagramming and project coordination
• Regulatory Familiarity: Basic understanding of FedRAMP, FISMA, SOC, ISO, HIPAA, HITRUST, PCI, or similar frameworks
• Exposure to large-scale or high-availability production environments (24x7)
• Familiarity with encryption, PKI, and security baselines (for example, FIPS 140-2, CIS Benchmarks, DISA STIG)
• Previous experience in technical consulting engagements or cross-functional collaboration (for example, with security teams, compliance teams)
• Additional hands-on work with continuous monitoring and vulnerability management. 

Why You’ll Want to Join Us

At Coalfire, you’ll find the support you need to thrive personally and professionally. In many cases, we provide a flexible work model that empowers you to choose when and where you’ll work most effectively – whether you’re at home or an office.

Regardless of location, you’ll experience a company that prioritizes connection and wellbeing and be part of a team where people care about each other and our communities. You’ll have opportunities to join employee resource groups, participate in in-person and virtual events, and more. And you’ll enjoy competitive perks and benefits to support you and your family, like paid parental leave, flexible time off, certification and training reimbursement, digital mental health and wellbeing support membership, and comprehensive insurance options.

At Coalfire, equal opportunity and pay equity is integral to the way we do business. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Coalfire is committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. To request reasonable accommodation to participate in the job application or interview process, our Human Resources team at [email protected].