Network & Systems Administrator

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• Location 2200 Wilson Blvd.,Arlington, VA, 22201,United States
• Job Category OPS
• Employee Type Exempt
• Required Degree 4 Year Degree

Contact information

Description

The Network & Systems Administrator will manage the high-availability federal production platforms,ensure top-tier system performance, and protect critical infrastructure against emerging threats.

This role sits at the center of our technology strategy, where you integrate complex cloud environments, maintain strict security standards, and empower our teams with reliable, seamless systems. Your expertise guarantees operational excellence and sustains public trust in the platforms we build.

This position is classified as Hybrid/Remote with the ability to go onsite in Arlington, VA as needed.

Job Duties and Responsibilities:

• Designs and integrates robust cloud infrastructure and platform solutions to support cross-platform operations and meet organizational goals.
• Architects scalable systems and optimizes overall platform performance to ensure high availability and speed.
• Enforces security and compliance frameworks, incorporating FedRAMP and NIST standards into daily operations.
• Maintains federal production platforms, adhering strictly to availability and incident-response requirements.
• Executes log monitoring, event analysis, alerting, and root-cause analysis to build and manage clear operational dashboards.
• Coordinates seamlessly with Government hosting providers and enterprise service organizations to streamline service delivery.
• Controls configuration, release, vulnerability, patch, and change management processes to minimize risk and maximize uptime.
• Manages Drupal hosting architecture and its specific dependencies to deliver secure and stable web environments.
• Applies ITIL best practices and communicates effectively during incidents to provide clear documentation and rapid resolution.

Requirements

• Demonstrates extensive experience supporting federal production platforms under strict availability and incident-response requirements.
• Shows a proven track record in cloud infrastructure and platform integration, systems architecture, and performance optimization.
• Proves hands-on experience with log monitoring, event analysis, alerting, root-cause analysis, and operational dashboards.
• Brings active experience coordinating with Government hosting providers and enterprise service organizations.
• Manages configuration, release, vulnerability, patch, and change management within enterprise environments.
• Possesses deep knowledge of security and compliance frameworks, specifically FedRAMP and NIST.
• Understands Drupal hosting architecture, dependencies, and cross-platform integration strategies.
• Applies ITIL principles to improve IT service management and operational workflows.
• Communicates with exceptional clarity, producing strong documentation and precise incident-communication reports.

Education & Experience:

• Holds a bachelor’s degree in computer science, information technology, engineering, or a related field, or brings equivalent professional experience.
• 8 years of systems-engineering experience.
  • At least 3 years supporting cloud or hybrid infrastructure environments.
• Holds relevant cloud-platform, network, security, or systems-administration credentials appropriate to the proposed environment.
• Leads complex technical migrations and security audits within federal or heavily regulated sectors.

Preferred Qualifications:

• Certifications such as
  • AWS
  • Microsoft Azure
  • Security+
  • CISSP

Why Join Sierra7?

Sierra7 is a Small Disabled Veteran Owned Business. We were founded in 2009 with the mission of “serving those who serve". We are a Service-Disabled Veteran-Owned Small Business (SDVOSB) and CMMI-SVC Level 3-appraised member of the government technology and services industry. We are aproud recipient of the 2024 Gold HIRE Vets Medallion Award from the US Department of Labor, which recognizes employers who successfully recruit, hire, and retain Veterans.

• FSA (Flexible Spending Account)
• HSA (Health Savings Account)
• Life Insurance, Voluntary Life Insurance, Voluntary Short- and Long-Term Disability
• Additional Supplemental Medical Benefits
  • Critical Care, Hospital Indemnity, Legal Plan, Accident
• 401K
• Legal Assistance
• Paid Time Off (PTO)
• Education Reimbursement
• Employee Referral Program

Summary

This posting is for prospective candidates only. Unsolicited third-party resume submissions will be considered property of Sierra7, Inc. and will not be acknowledged or returned.

We will never send communications through any other domain, including @sierra7careers.com, @gmail.com or @yahoo.com. ALL communications will come from a @sierra7.com domain. We will never request payment from you, nor will we send payment to you, prior to your start date. If you have been asked to send or receive any payment, or if you have any doubt about whether you have been contacted by a Sierra7 employee, please contact us at View email address on click.appcast.io

Disclaimer:

The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. Sierra7 will not provide sponsorship for employment-based immigration benefits for this position. To be considered for this position all candidates must reside in the United States and be a US Citizen. This position is not a C2C opportunity.

Sierra7 is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to any status protected by federal, state, or local law.

Equal Opportunity Employer Veterans Disabled