Cloud Infrastructure Administrator

Posted 2025-10-26
Remote, USA Full Time Immediate Start
About CoalfireCoalfire 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. About CoalfireCoalfireis 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. And we’re growing fast. We’re looking for a Cloud Infrastructure Administrator to support our Managed Services team. This can be a remote position (must be located in the United States). Position SummaryAs 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. What You'll Do Become a member ofa highly-collaborative engineering team offering a unique blend ofCloudInfrastructure Administration, Site Reliability Engineering, Security Operations, and Vulnerability Management. Coordinate with Client product teams, engineering team members, and other stakeholdersto 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 Red Hat systems, implementing & configuring software/tooling updates, and troubleshooting of operational issues in cloud infrastructure. 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. Collect artifacts evidencing security and compliance requirements of Clients’ environments. What You'll Bring BS or above in related Information Technology field or equivalent combination of education and experience1+ years experience in production operations1+ years of database, network administration, or system administration experienceStrong knowledge of systems and networking software, hardware, and networking protocolsExperience with Active Directory (AD), clustering & high-availability, Domain Name System (DNS), and Dynamic Host Configuration Protocol (DHCP)Experience with vulnerability management tools and data to ensure provisioning of secure, patched resourcesExperience using analytics tools such as Splunk and Elastic Stack for querying, monitoring and alertingPractical experience in administration of Linux infrastructure, as well as Windows infrastructureExperience within ticketing tool solutions such as Jira and ServiceNowProficiency in at least one primary scripting language (Bash, Python, PowerShell)Excellent communication, organizational, and problem-solving skills in a dynamic environmentCritical thinking, and ability to balance environmental requirements with mission needs. Bonus Points Experience supporting cloud operations and automation in Azure, AWS, and/or GCPExperience with Infrastructure-as-Code and orchestration/automation tools such as Terraform and AnsiblePrevious experience supporting a 24x7x365 highly-available environment for a SaaS vendorMicrosoft Certified Systems Administrator (MCSA), Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE)Database administration experience (MS SQL, PostgreSQL, MongoDB, etc….)Cloud-based networking experience (Palo Alto, Cisco ASAv, etc.…)Experience working within container orchestration solutions such as Kubernetes, Docker, EKS and/or ECSFamiliarity with frameworks such as FedRAMP, FISMA, SOC, ISO, HIPAA, HITRUST, PCI, etc. Familiarity with configuration baseline standards such as CIS Benchmarks & DISA STIGExperience working within an automated CI/CD pipeline for release development, testing, remediation, and deployment Knowledge of encryption technologies (SSL, encryption, PKI) Additional Information Why You'll Want to Join UsAt 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. A reasonable estimate of the compensation range for this role is $53,000 to $92,000 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. 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.#LI-REMOTE#LI-JB2Why You’ll Want to Join UsAt 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 atHumanResourcesMB@coalfire.com. Apply to this Job
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