Systems Administrator III (Capacity Manager – Mid)
Washington, DC
Experience: 7
Education: BS
Category: Information Technology
Contractor Work Model: Remote
Brand: System One
Compensation Range: 46.50 Per Hour
Job ID: 351678
Date Posted: 06/02/2026
Shortcut: http://jobs.systemone.com/jp40bX
Systems Administrator III (Capacity Manager – Mid)
Location: Washington, DC, United States
$46.50 per hour
Contractor Work Model: Remote – offsite
Hours: 40.0
Security Clearance: Ability to obtain and maintain SEC Public Trust
We're hiring a Systems Administrator III (Capacity Manager) to support a major federal program and help ensure critical enterprise systems remain scalable, reliable, and high-performing. This fully remote role is ideal for someone who enjoys analyzing infrastructure trends, forecasting capacity needs, and solving complex performance challenges. You'll work across servers, storage, networking, cloud, and virtualized environments while partnering with engineering and operations teams supporting a 24/7 environment. The team is looking for someone with strong experience in capacity planning, performance monitoring, and IT infrastructure management. Experience with cloud technologies, capacity modeling, and ITIL best practices is highly valued. If you enjoy turning data and performance metrics into strategic infrastructure decisions, I'd love to connect! ???
Responsibilities
- Support the SEC ISS contract by ensuring enterprise infrastructure and critical applications meet capacity, performance, and availability requirements.
- Analyze utilization trends across servers, storage, network, cloud, and virtualized platforms to develop forward-looking capacity plans aligned with SEC priorities.
- Create dashboards and recurring reports to support SLA tracking, risk visibility, and leadership decision-making.
- Partner with engineering and operations teams supporting a 24x7x365 environment to prevent capacity-related service impacts and support upgrades and migrations.
- Monitor and forecast capacity risks, develop and maintain capacity plans, and define thresholds for scaling and resource reallocation.
- Track performance and health metrics to identify bottlenecks and optimize resource utilization.
- Support incident triage and problem management for capacity-related outages, providing impact analysis and coordinating mitigation efforts.
- Assist in planning upgrades, migrations, and platform changes, ensuring capacity and performance headroom.
- Minimum 7+ years of experience in capacity planning and performance management within enterprise IT environments.
- Bachelor's degree in Information Technology, Computer Science, Engineering, or related field.
- Strong understanding of IT infrastructure components, including servers, storage, and network systems.
- Familiarity with capacity management tools, methodologies, and ITIL best practices.
- Proficiency in capacity modeling tools and performance monitoring solutions.
- Experience with cloud and virtualization technologies.
- Strong analytical and problem-solving skills, with the ability to communicate technical concepts to non-technical stakeholders and leadership.
- Ability to obtain and maintain SEC Public Trust clearance.
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
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Ref: #851-Rockville-S1
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