Remote New

Cloud Infrastructure Administrator II

Coalfire Systems
parental leave, flex time
United States, Illinois, Chicago
Sep 05, 2025
Coalfire Systems Coalfire is an EEO employer. We celebrate diversity and are committed to respecting one another, embracing individual differences, and creating an inclusive environment for all employees. 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 Chicago, Illinois 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: Coalfire is on a mission to make the world a safer place by solving our clients' toughest 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. And we're growing fast. We're looking for a Cloud Infrastructure Administrator to support our Managed Services team. As a Cloud Infrastructure Administrator at Coalfire within our Cloud Managed Services group, you will be a self-starter, passionate about cloud technology, and thrive on problem solving. You will work within major public clouds, utilizing your technical abilities to operate the most cutting-edge offerings from Cloud Service Providers (CSPs). This role directly supports leading cloud software companies to provide seamless reliability and scalability of their SaaS product to the largest enterprises and government agencies around the world. This can be a remote position (must be located in the United States). What You'll Do Become a member of a highly collaborative engineering team offering a unique blend of Cloud Infrastructure Administration, Site Reliability Engineering, Security Operations, and Vulnerability Management. Coordinate with client product teams, engineering team members, and other stakeholders to monitor and maintain a secure and resilient cloud-hosted infrastructure to established SLAs in both production and non-production environments. Execute against standard operating procedures, operational runbooks, technical documents, and troubleshooting guidelines across various toolsets and client environments. Perform systems administration duties in client environments such as: Maintaining/provisioning/deprovisioning of users & access, Performing and validating of patches & updates to cloud infrastructure systems, Maintaining compliance controls enforcement using Group Policy on Windows Servers, as well as configuration files on Linux (Redhat preferred) and windows operating systems, Implement & configure software/tooling updates, and Troubleshoot operational issues within cloud environments. Work across AWS, Azure and GCP, understanding, utilizing, and troubleshooting their unique native services in client environments. Configure and tune cloud-based tools, manage cost, security, and compliance for the client's environments. Respond to environment-specific alerts, and review dashboards via analytics tools such as Splunk and Elastic Stack. What You'll Bring 1+ years experience in production operations 1+ years of database, network administration, or system administration experience Strong knowledge of systems and networking software, hardware, and networking protocols Familiarity with Active Directory (AD), clustering & high-availability, Domain Name System (DNS), and Dynamic Host Configuration Protocol (DHCP) Familiarity with vulnerability management tools and data to ensure provisioning of secure, patched resources Familiarity with using analytics tools such as Splunk and Elastic Stack for querying, monitoring and alerting Practical experience in administration of Linux infrastructure, as well as Windows infrastructure Familiarity within ticketing tool solutions such as Jira and ServiceNow Proficiency in at least one primary scripting language (Bash, Python, PowerShell) Excellent communication, organizational, and problem-solving skills in a dynamic environment Critical thinking, and ability to balance environmental requirements with mission needs US Citizen Experience supporting cloud operations and automation in Azure, AWS, and/or GCP Experience with Infrastructure-as-Code and orchestration/automation tools such as Terraform and Ansible Previous experience supporting a 24x7x365 highly-available environment for a SaaS vendor Cloud-based networking experience (Palo Alto, Cisco ASAv, etc....) Experience working within container orchestration solutions such as Kubernetes, Docker, EKS and/or ECS Experience working within an automated CI/CD pipeline for release development, testing, remediation, and deployment Knowledge of encryption technologies (SSL, encryption, PKI) Bonus Points Certified Cloud Practitioner (AWS) Certified Solutions Architect - Associate (AWS) Certified SysOps Administrator - Associate (AWS) Associate Cloud Engineer (GCP) Microsoft Certified: Azure Fundamentals Microsoft Certified: Azure Administrator Associate Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE) Experience with Monitoring and Alerting tools such as Prometheus, Grafana or Datadog Experience with Source code management tools such as Gitlab Hands on experience with frameworks such as FedRAMP, FISMA, SOC, ISO, HIPAA, HITRUST, PCI, etc. Hands on experience with configuration baseline standards such as CIS Benchmarks & DISA STIG The salary range listed is a reasonable estimate of the compensation range for this role based on national salary averages. The actual salary offer to the successful candidate will be based on job-related education, geographic location, training, licensure and certifications and other factors. You may also be eligible to participate in annual incentive, commission, and/or recognition programs. 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 HumanResourcesMB@coalfire.com . Bonus Points Why you'll want to join us Please see job description PI277768245