1mo
Save
Mark Applied
Hide
Mainframe z/VM & Linux
Dallas or Plano or Charlotte or Richmond or Jacksonville or Pennington or Chicago or Rye Brook or Newark or Phoenix or Houston or Virginia or West Virginia or Florida
HybridFull Time
Expertise with IBM z/VM and Linux on IBM Z (RHEL/SUSE/Ubuntu), virtual machine provisioning and lifecycle management, HMC and RACF familiarity, scripting (REXX, Shell, Python), troubleshooting and L2/L3 production support.
IBM z/VM, HMC, RHEL, SUSE, Ubuntu, DirMaint, VMSES/E, RACF, RSUs, PTFs, APARs, DASD, Grafana, OMEGAMON, Ansible, Docker, Kubernetes, Python, REXX, Shell scripting, ServiceNow, ITIL
3w
Save
Mark Applied
Hide
LEAD ADMINISTRATOR L1
Jacksonville, Florida, United States
$60k-$135k/yr OnsiteFull Time
5+ YOE5+ years Linux administration experience with shell scripting, Java hosting on Linux, Python/Perl, TLS/certificate troubleshooting, network troubleshooting, and Glassbox experience preferred.
Linux, Shell Scripting, Java, Python, Perl, TLS, Glassbox, BladeLogic, Ansible, Terraform, Puppet, Chef, AutoSys, Splunk, Tealeaf, SiteScope, Regular Expressions, ping, nslookup, traceroute, curl
1w
Save
Mark Applied
Hide
Support Engineer - Enterprise Platforms
Jacksonville or Milwaukee or Atlanta or New York City
$145k-$246k/yr HybridFull Time
Hands-on troubleshooting of Kubernetes-based production environments, customer-facing support experience, strong Linux, networking, logs/metrics, and incident resolution skills.
Kubernetes, Prometheus, Grafana, Loki, OpenTelemetry, Datadog, Splunk, Helm, Terraform, Flux, ArgoCD, Kafka, AWS, GCP, Azure, Linux, LLMs
3mo
Save
Mark Applied
Hide
Client Services Analyst I
Jacksonville or Chicago or Evansville or San Francisco
$60k-$70k/yr HybridFull Time
0+ YOEBachelor’s degree and strong communication; 1–2 years in financial services or client-facing roles preferred; SQL/UNIX/Linux familiarity advantageous.
MS Windows, MS Office, SQL, UNIX, LINUX
2w
Save
Mark Applied
Hide
Application Support Tech Lead – Data & Analytics Platforms – VP
Jacksonville or Irving
$114k-$171k/yr HybridFull Time
6+ YOE6+ years in application support or technology operations, experience with Linux, relational databases, analytics platforms, scripting, SDLC tools, strong leadership and risk/compliance knowledge.
RedHat, SUSE Linux, Teradata, Oracle, MSSQL, SAS, Viya, SQL, Tableau, Visual Analytics, Linux shell, Visual Basic, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Project
2mo
Save
Mark Applied
Hide
Sr. Infrastructure Engineer / Infrastructure Architect (Remote)
Gainesville, Florida, United States
RemoteFull Time
3+ YOEAWS, Linux, Terraform, containerization, and Git expertise; 3+ years experience; BS in CS/Engineering or MS; remote US eligible; strong CI/CD skills.
AWS, Containerization, Terraform, Linux, Git, Ansible, OpenTofu/CloudFormation, Networking
1mo
Save
Mark Applied
Hide
Systems Engineer
Gainesville or Georgia or Florida or United States
$72k-$119k/yr HybridFull Time
Experience supporting AWS cloud infrastructure, automation/DevOps, Terraform, Python or Go, Kubernetes/Helm/ArgoCD, Linux, and CI with GitHub Actions; strong troubleshooting and automation mindset.
AWS, Terraform, Python, Go, Kubernetes, Helm, ArgoCD, Linux, GitHub Actions
2w
Save
Mark Applied
Hide
Application Support Engineer
Jacksonville, Florida, United States
$80k-$95k/yr OnsiteFull Time
8+ YOE8+ years experience; Oracle DBA, UNIX/Linux, GCP, PL-SQL, monitoring tools; ITIL incident/change management; familiarity with DevOps/automation and tools listed.
Oracle, Unix, Linux, GCP, Grafana, Splunk, Geneos, Ansible, Control-M, Terraform, GitHub, GitHub Action, PL-SQL
2mo
Save
Mark Applied
Hide
Cloud Operations Engineer
Jacksonville, Florida, United States
OnsiteFull Time
7+ YOE7+ years IT experience; scripting (PowerShell, Unix Shell, Python); config management (Packer, EC2 Builder, Jenkins); Windows/Linux; databases (MySQL, Aurora, DynamoDB, Elasticsearch, Redis).
PowerShell, Unix Shell, Python, Packer, EC2 Builder, Jenkins, IIS, Node.js, Windows, Linux, MySQL, Aurora, DynamoDB, Elasticsearch, Redis
1mo
Save
Mark Applied
Hide
Systems Engineer
Gainesville or Georgia or Florida
$72k-$119k/yr HybridFull Time
Support AWS cloud infrastructure and automation; use Terraform, Python/Go, Kubernetes/Helm/ArgoCD; perform Linux administration, CI with GitHub Actions, and troubleshoot cloud/container deployments.
AWS, Terraform, Python, Go, Kubernetes, Helm, ArgoCD, Linux, GitHub Actions
1mo
Save
Mark Applied
Hide
Lead Engineer, Systems Engineering
Atlanta or New York or New York or Jacksonville
$149k-$180k/yr OnsiteFull Time
6+ YOE6+ years platform engineering/DevOps experience with production Kubernetes; OpenShift, ArgoCD, Kustomize/Helm, Kyverno, observability, GitHub Actions, Linux, YAML, strong communication and on-call support experience.
Kubernetes, Red Hat OpenShift, ArgoCD, Kustomize, Kyverno, Grafana, Tempo, Jaeger, Loki, Vector, Cortex, Prometheus, GitHub, GitHub Actions, Helm, Confluence, Linux, YAML, OPA, Gatekeeper, Ansible, Red Hat Ansible Automation Platform (AAP), Red Hat Advanced Cluster Management (ACM), Red Hat Advanced Cluster Security (ACS), HyperShift, Podman, GitOps
3mo
Save
Mark Applied
Hide
Cybersecurity Engineer III
Jacksonville, Florida, United States
OnsiteFull Time
10+ YOEBachelor's in IS/IT/CS/CE; DoD 8570.01-M IAT Level III; 10+ years in DoD cybersecurity, RMF, IA, STIG, ACAS; knowledge of Linux/Windows patching and defense systems.
ACAS, RMF, STIG, Firewall, Intrusion Detection System, Intrusion Prevention System, Cross Domain Solutions, EMASS, Endpoint Security, Linux, Windows
1mo
Save
Mark Applied
Hide
IT Systems/Net Work Engineer
Jacksonville, Florida, United States
FieldFull Time
5+ YOEBachelor's degree in a technical discipline and senior-level experience in systems/network engineering; expertise in routing, switching, firewalls, Windows/Linux administration, cybersecurity, cloud and virtualization, and strong written/verbal communication.
Windows, Linux, Microsoft Azure, AWS, PowerShell, Python, VMware
1mo
Save
Mark Applied
Hide
Engineer, Cybersecurity DFIR
Jacksonville, Florida, United States
OnsiteFull Time
3+ YOE3+ years relevant experience; university degree in a related discipline; hands-on Windows and Linux experience; strong networking knowledge; experience in digital forensics, incident response, threat hunting, and security analytics.
Windows, Linux
2w
Save
Mark Applied
Hide
Application Support Tech Lead – Data & Analytics Platforms – VP
Jacksonville or Irving
$114k-$171k/yr HybridFull Time
6+ YOE6+ years in application support or technology operations; experience with Linux servers, relational databases, analytics platforms, programming (SAS, scripting, Visual Basic), SDLC tools, and Microsoft Office; leadership and compliance experience.
RedHat, SUSE Linux, Teradata, Oracle, MSSQL, SAS/Viya, SQL, Tableau, Visual Analytics, SAS, Linux shell scripting, Visual Basic, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Project
1mo
Save
Mark Applied
Hide
Data Center Technician - United States - Jacksonville - On-site
Jacksonville, Florida, United States
OnsiteContract
3+ YOE3+ years data center operations experience; hands-on with Cisco/Juniper, Windows and Linux systems; virtualization (VMware/Hyper-V) preferred; relevant certifications desirable; ability to travel and work outside regular hours.
Cisco, Juniper, Windows, Linux, VMware, Hyper-V
2w
Save
Mark Applied
Hide
Principal Engineer Software, Dev & Production Infrastructure (Chronosphere)
San Francisco or Denver or Austin or Jacksonville or Boston or Seattle or New York City or California
$147k-$238k/yr RemoteFull Time
8+ YOE8+ years in high-scale infrastructure or platform engineering; 7+ years backend language experience; 5+ years cloud-native (AWS/GCP) and Kubernetes expertise; strong Linux, distributed systems, and IaC (Terraform) skills.
Chronosphere, Kubernetes, GCP, AWS, Go, Python, Java, C++, C#, Rust, Terraform, Cursor, Claude, Linux
1mo
Save
Mark Applied
Hide
IT Auditor Sr
Jacksonville or Charlotte
OnsiteFull Time
3+ YOE3+ years as an IT auditor, familiarity with Windows Server, Unix/Linux, SQL Server, Oracle DB, VMware, and cybersecurity concepts; understanding of IT governance, risk management, ITGC and application controls; CISA preferred; university degree preferred.
Microsoft Windows Server, Unix/Linux, Microsoft SQL Server, Oracle DB, VMware
3d
Save
Mark Applied
Hide
Field Engineer Level 2 or 3
Mayport, Florida, United States
$66k-$122k/yr FieldFull Time
2+ YOEU.S. citizen with active Top Secret clearance (SCI/Polygraph eligible), BS or equivalent experience, CompTIA Security+/A+ (or obtain), 2–5+ years technical experience with networks, Windows/Linux, and field deployments; able to lift 40 lbs and travel.
Microsoft Server, Windows, Active Directory, LDAP, VMWare, Red Hat Linux, Python, PowerShell, Ansible, Wireshark, HBSS, SolarWinds, Splunk, SIPR
2mo
Save
Mark Applied
Hide
Malware Analyst - Assistant Vice President
Jacksonville, Florida, United States
$78k-$121k/yr HybridFull Time
In-depth malware analysis, reverse engineering, and incident response; experience with malware tools and scripting; knowledge of Windows/Linux internals.
IDA Pro, Ghidra, x64dbg, malware sandboxes, Wireshark, Process Monitor, Python, PowerShell