Systems Infrastructure Engineer

PMAT•Norfolk, VA

1d•Onsite

About The Position

PMAT is seeking an experienced Systems Infrastructure Engineer to support the installation, configuration, integration, deployment, testing, and sustainment of mission-critical computing infrastructure and software systems in Navy operational environments. The role contributes to Naval Operational Architecture (NOA) and works with systems and network engineers, cybersecurity personnel, software developers, and operational stakeholders to ensure fielded systems are configured, secured, tested, and maintained throughout their operational lifecycle. The engineer supports Windows and Linux server environments, virtualization platforms, enterprise network and identity services, and system recovery capabilities. The position also involves troubleshooting complex infrastructure issues and automating recurring administration tasks while following cybersecurity, configuration management, and change control requirements. The role is 100% on-site in Norfolk, Virginia, with 25% CONUS and OCONUS travel. Work may take place in PMAT offices or, when needed, a government facility.

Requirements

Strong experience in systems engineering, systems administration, infrastructure engineering, system deployment, or a related technical discipline.
Hands-on experience administering, configuring, maintaining, and troubleshooting Windows and/or Linux server environments.
Experience with enterprise infrastructure services, including Active Directory, DNS, DHCP, identity and access management, and authentication technologies.
Experience with virtualization platforms, virtual machines, server configuration, storage management, and supporting infrastructure technologies.
Experience implementing patch management, software updates, backup and recovery procedures, and routine infrastructure maintenance.
Experience troubleshooting technical issues across operating systems, networks, virtualization platforms, applications, and supporting infrastructure services.
Experience developing or maintaining administrative scripts and automation using PowerShell, Bash, Python, or similar technologies.
Understanding of cybersecurity principles, system hardening, access controls, configuration management, change management, and secure system administration.
Experience developing and maintaining technical documentation, system configurations, installation procedures, troubleshooting guidance, and operational support materials.
Strong analytical, organizational, and problem-solving skills, including the ability to independently resolve technical issues and coordinate across engineering disciplines.
Strong written and verbal communication skills and ability to collaborate with technical teams, cybersecurity personnel, operational users, and program stakeholders.
Bachelor’s degree or equivalent experience.
U.S. citizenship required; no dual citizenship.
SECRET security clearance required.

Nice To Haves

Experience supporting Navy, Department of War, government, classified, or other mission-critical computing and operational environments.
Experience supporting installation, integration, fielding, testing, or sustainment of enterprise IT systems, tactical computing infrastructure, or distributed operational platforms.
Experience with VMware ESXi, vSphere, Hyper-V, or other enterprise virtualization and infrastructure management technologies.
Experience supporting cloud or hybrid environments, including AWS, Azure, or other cloud infrastructure platforms.
Familiarity with Infrastructure as Code, configuration management, and automation tools such as Ansible or Terraform.
Experience implementing system security hardening, vulnerability remediation, STIGs, and applicable cybersecurity compliance requirements.
Familiarity with RMF, NIST security controls, authorization processes, and security requirements for regulated enterprise environments.
Experience with enterprise monitoring, logging, endpoint management, vulnerability scanning, or centralized system administration tools.
Experience supporting containerized applications, Docker, Kubernetes, or other modern application deployment and infrastructure technologies.
Experience supporting system integration testing, deployment readiness assessments, configuration baselines, technical refreshes, and operational acceptance activities.
Experience coordinating with engineering, cybersecurity, networking, and operational teams to resolve fielding issues and transition systems into operational sustainment.

Responsibilities

Plan, install, configure, integrate, test, deploy, and sustain hardware, software, and computing infrastructure across development, test, and operational environments.
Administer, configure, maintain, and troubleshoot Windows and Linux servers, virtualization platforms, and supporting infrastructure services.
Configure and maintain enterprise network and identity services, including Active Directory, DNS, DHCP, user accounts, permissions, authentication, and access management.
Support system fielding by validating hardware and software configurations, verifying connectivity, resolving integration issues, and confirming deployed capabilities meet technical and operational requirements.
Implement and maintain system patching, software updates, backup and recovery procedures, and routine maintenance.
Develop and maintain automation scripts using PowerShell, Bash, Python, or similar technologies.
Troubleshoot infrastructure issues involving operating systems, virtualization, networking, authentication, storage, applications, and system dependencies, coordinating with engineering teams on solutions.
Collaborate with cybersecurity personnel on system hardening, security configurations, vulnerability remediation, access controls, and compliance requirements.
Develop and maintain configuration documentation, installation procedures, technical diagrams, SOPs, troubleshooting guides, and other engineering artifacts.
Support configuration management, change control, system validation, and technical coordination; communicate deployment status, risks, deficiencies, and recommended corrective actions to stakeholders.