Senior Systems Engineer

Ad Hoc LLC

Senior Systems Engineer maintaining cloud infrastructure for a federal enterprise cloud platform. Ensuring high performance and security while supporting service delivery for Veterans Affairs.

Posted 7/1/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $130,000 - $140,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expert-level experience in operating and maintaining AWS cloud infrastructure, with a strong focus on automation through Terraform and a deep understanding of systems administration and networking. Capable of ensuring platform security and compliance while mentoring engineers and participating in technical interviews.

Highest-signal resume keywords

AWS Cloud Infrastructure ManagementInfrastructure As Code (Terraform)Kubernetes (Amazon EKS) SupportSystems AdministrationNetworking

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Cloud Infrastructure OperationConfiguration ManagementPatching and UpgradesPerformance TroubleshootingAutomation of Infrastructure Operations

Soft Skills

Mentoring EngineersSelf-Directed Design

Tools & Technologies

TerraformKubernetesAWS

Certifications & Qualifications

U.S. Public Trust

Industry Keywords

Cloud Platform SecurityComplianceATO SustainmentDevOps Concepts

Tech Stack

Tools & technologies

AWSCloudKubernetesTerraform

About the role

Key responsibilities & impact

Serve as an experienced individual contributor responsible for the operation, maintenance, and continuous improvement of the cloud infrastructure behind a large federal enterprise cloud platform
Help meet scope, schedule, and delivery requirements while keeping the platform secure, stable, and performant around the clock
Operating, maintaining, and hardening cloud infrastructure (AWS) and supporting systems across multiple environments
Performing patching, upgrades, configuration management, and standardized baseline maintenance
Supporting Kubernetes (Amazon EKS) infrastructure and core platform services
Troubleshooting and resolving complex infrastructure, networking, and performance issues
Automating infrastructure operations and configuration through infrastructure as code (Terraform)
Supporting platform security and compliance, including ATO sustainment and audit readiness
Self-directed design of cloud infrastructure and tradeoffs between cost, reliability, and efficiency
Building reusable modules and mentoring engineers
Participating in technical depth interviews with new candidates

Requirements

What you’ll need

Bachelor's and 7+ years of experience; relevant experience may be substituted for education
Expert-level experience operating and maintaining cloud infrastructure (AWS preferred)
Expert-level knowledge of at least one infrastructure-as-code tool (Terraform preferred)
Deep command of systems administration, networking, containerization, and core DevOps concepts
Must be able to obtain and maintain a U.S. Public Trust / suitability determination

Benefits

Comp & perks

Company-subsidized health, dental, and vision insurance
Flexible PTO
401K with employer match
Paid parental leave after one year of service
Employee Assistance Program