Senior Proxmox Cluster Administrator
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Job Location:
College Park, GA - USA
Monthly Salary:
$ 135000 - 216000
Posted on:
7 hours ago
Vacancies:
1 Vacancy
Job Summary
Responsibilities
Peraton Labs is seeking a poly cleared Senior Proxmox Cluster Administrator to own day-to-day operations and lifecycle management of a mission-critical Proxmox virtualized environment supporting a complex Multi-OS research infrastructure. You will work closely with Peraton team members sub-contractors as well as directly with our Maryland-based customer in a fast-paced environment.
This role is hands-on and operationally focused with responsibility for platform reliability security posture and automation maturity. Exceptional candidates for this role may also have additional experience in Linux Administration/Engineering and/or Automation/DevSecOps Engineering.
This position requires full-time on-site work at a customer site near College Park MD.
Key responsibilities may include:
- Administer and sustain Proxmox VE clusters (quorum/corosync HA policies node health upgrades scaling capacity forecasting)
- Standardize VM/LXC provisioning
- Lead incident response and complex troubleshooting across compute/network/storage
- Manage Proxmox host networking (Linux bridges bonding VLAN trunking segmented management planes)
- Own backup/restore and DR readiness for virtualization workloads including periodic restore validation
- Maintain platform documentation (runbooks SOPs diagrams change records) and support audit-ready artifacts as required by the program
- Partner with Peraton internal sub-contractors and government support teams to onboard workloads safely and support continuous improvements
- Additional ability to provide support in one or more of the following:
- Maintain secure and standardized Linux services and baselines supporting the enclave (hardening platform services lifecycle/patch coordination reliability improvements)
- Develop automation to reduce toil and drift (Ansible/Git-based workflows provisioning/patch/validation pipelines compliance evidence automation)
Qualifications
Required qualifications
- Minimum of 12 years of experience and a Bachelors 10 years and a Masters or 8 years and a Ph.D. in Computer Science or related lieu of a Bachelors degree 4 additional years of experience is required for a total of 16 years.
- Senior hands-on experience administering Linux infrastructure in production (RHEL/Ubuntu or similar)
- Production experience operating a virtualization platform at scale (Proxmox VE preferred)
- Automation proficiency using Ansible and scripting in Bash and/or Python
- Strong foundational knowledge in:
- Cluster/HA concepts (quorum failover maintenance/rollback)
- Virtualization performance troubleshooting (CPU/Memory/IO contention capacity planning)
- Networking (VLANs bonding segmentation)
- Storage and data protection (ZFS and/or distributed storage backup/restore operations)
- At least one active technical certification in: systems engineering information security networking system administration virtualization IT systems management or project management. (e.g. Security CISSP/CISM CASP CCNA/CCNP RHCSA/RHCE VMware VCP ITIL PMP etc.)
- US Citizenship with an active/current TS/SCI w/ Polygraph
Preferred qualifications
- Deep Proxmox experience related to HA tuning corosync troubleshooting multi-cluster scaling and lifecycle upgrades
- Advanced virtualization capabilities
- Familiarity with DevSecOps/IaC best practices
- Experience with security/compliance operations in controlled environments (STIG/RMF/NIST-aligned practices) and vulnerability remediation workflows
- Experience with observability tooling (Prometheus/Grafana ELK/OpenSearch Splunk) and SLO-driven operations
Peraton Overview
Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the worlds leading mission capability integrator and transformative enterprise IT provider we deliver trusted highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land sea space air and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day our employees do the cant be done by solving the most daunting challenges facing our customers. Visit to learn how were keeping people around the world safe and secure.
Target Salary Range
EEO
Required Experience:
Senior IC
Key Skills
- Leadership skills
- Communication skills
- Diary Management
- GAAP
- Accounting
- ocacle
- Payroll admin
- Performance Management
- Human Resources
- Supervising Experience
- Financial Planning
- Writing Skills
About Company
Peraton provides innovative solutions for the most sensitive and critical programs in government today, developed and executed by scientists, engineers, and other experts.
