Sr. Infrastructure/Platform Engineer

The Senior Infrastructure & Platform Engineer is responsible for the design, engineering, integration, and lifecycle management of enterprise infrastructure across virtualization, compute, storage, backup/recovery, and containerized platforms. This hands-on role supports both lab and production environments, driving modernization through automation, Infrastructure as Code (IaC), DevSecOps practices, and platform engineering initiatives.

The ideal candidate will independently troubleshoot complex infrastructure issues, lead cross-functional engineering efforts, and ensure compliance with DoD cybersecurity requirements. This position requires strong expertise in VMware environments, modern datacenter technologies, and technical leadership within mission-critical environments.

This role is 100% onsite. 

Specific duties include but are not limited to the following: 

· Engineer and sustain enterprise virtualization platforms (VMware vSphere, ESXi, vCenter, vSAN)

· Design and support hybrid infrastructure spanning computer hardware, virtualization, and platform services

· Contribute to datacenter hardware lifecycle activities including server deployment, configuration, and optimization

· Support and integrate enterprise storage solutions (SAN/NAS) and associated performance tuning

· Administer and support enterprise backup and disaster recovery platforms (e.g., Rubrik or equivalent)

· Develop and maintain automation using tools such as Ansible, Terraform, PowerShell, and Bash

· Implement Infrastructure as Code (IaC) for provisioning, configuration, and system standardization

· Support containerized environments and orchestration platforms (Kubernetes or equivalent)

· Troubleshoot complex issues across computing, storage, virtualization, and platform layers

· Ensure systems are engineered and maintained in accordance with DISA STIGs and DoD cybersecurity requirements

· Support RMF activities, including control validation, POA&M development, and continuous monitoring

· Collaborate across engineering, cybersecurity, and programming teams to deliver integrated solutions

· Participate in technical reviews, architecture discussions, and configuration control boards

· Produce and maintain technical documentation including designs, implementation plans, and operational procedures

· Provide technical leadership and mentorship within a multi-disciplinary engineering team

Why Work For ISS?

At ISS we pride ourselves on providing an employee-focused and family first environment. Being a small business, we take the time to get to know our employees and have a vested interest in helping them achieve their career goals. We work to schedule regular social gatherings within the company to foster camaraderie. ISS values their employees by providing a comprehensive benefits package that includes a fully vested 401(k) matching program, coverage of family medical deductibles, spot bonuses, and educational assistance to further your career.

Requirements

Clearance Level

TS/SCI (desired)

OR

An active SECRET clearance with a current SSBI/T5 investigation

AND 

Candidates must be a U.S. citizen 

Certifications (IAT Level II)

One of the following: 

· CompTIA CySA+

· CompTIA Security+ 

· CCNA - Security 

· GICSP

· GSEC 

· SSCP

Strongly Desired:

· VMware Certified Professional (VCP-DCV or NV)

· Certified Kubernetes Administrator (CKA) or equivalent

· HashiCorp Terraform Associate or similar IaC certification

Required Skills

· Bachelor’s degree in IT or related technical field desired. 

· Minimum seven (7) years of experience supporting enterprise C4I systems with a focus on infrastructure engineering, virtualization, and platform automation within secure DoD environments. 

Desired Skills

· Experience supporting Navy C4I or similar DoD environments

· Experience with VMware Cloud Foundation (VCF) and/or VMware Tanzu

· Familiarity with software-defined networking (NSX-T or equivalent)

· Advanced experience with storage platforms and data protection strategies

· Strong understanding of DevSecOps principles and CI/CD pipeline integration

· Proficiency in scripting/programming (Python, PowerShell, Bash)

· Experience with Git-based version control and automation pipelines

· Experience supporting classified environments with privileged access

· Familiarity with hybrid cloud or cloud-adjacent architecture

· Excellent communication and collaboration skills across technical teams