Senior Systems Administrator

Unity Technologies Corporation; Virginia (MN); Hybrid; USD 110,000 - 140,000; Full time

Job summary

UnityTec, a government-focused IT services firm, seeks a Senior Systems Administrator to lead end-to-end lifecycle, ensure stability and security of in-house software systems and distributed networks at Ft. Belvoir, VA.

You will direct system administration teams, automate workflows, and align technology deployments with business objectives to optimize performance and resilience. The role requires DoD 8570 IAT II/III and hands-on expertise across servers, networks, and security, with a

Qualifications

• DoD 8570 IAT Level II or III certification required.
• Server Admin M and Domain Admin Z certifications or equivalent.
• Bachelor’s degree in a technical field required.
• Minimum 10 years of Information Processing experience in multiple hardware/software domains.
• At least 4 years of hands-on software installation, configuration and troubleshooting.

Responsibilities

• Oversee end-to-end lifecycle and high availability of in-house systems and distributed networks.
• Lead system administration teams; drive automation of workflows and processes.
• Align IT deployments with business objectives and security requirements.
• Provide end-user support and incident resolution for enterprise systems.
• Manage risk and vulnerability efforts to protect network integrity.

Skills

DoD 8570 IAT Level II or III

Server Admin M & Domain Admin Z

Ten years of specialized experience

Four years hands-on software support

Education

Bachelor’s degree in a technical discipline

Job description

Company Overview

UnityTec is an SBA-certified Woman-Owned Small Business (WOSB) delivering high-impact professional and technical services to government agencies. With deep expertise in Industrial and Enterprise Systems Modernization, FIAR (Financial Improvement and Audit Readiness), Industrial Facility Transformation, Program and Project Management, Enterprise Support and Consulting, and Advanced Analytics, we empower organizations to modernize operations and advance mission priorities. Our disciplined approach—grounded in dedicated talent, proactive planning, rigorous quality assurance, agile methodologies, cost-effective delivery, and uncompromising ethics—positions UnityTec as a trusted partner committed to achieving measurable, enduring results for our clients.

Job Overview

We are seeking a Senior Systems Administrator to join our team. You will serve as a technical leader responsible for the end-to-end lifecycle, stability, high availability, and security of in-house software systems and distributed network infrastructure. Additionally, you will direct system administration teams, automate operational workflows, and strategically align technology deployments with overarching business objectives to ensure optimal performance. This position is in Ft. Belvoir, VA.

Responsibilities include, but are not limited to:

• Infrastructure Lifecycle & Network Operations
  • System & Network Deployment: Plans, develops, installs, configures, and maintains all network software, servers, applications, and communication links across local and remote deployment sites.
  • Advanced Networking & Fault Tolerance: Applies advanced technical knowledge of application networking— including application load balancing and fault tolerance configurations—to ensure highly available and stable computer software systems.
  • Systems Maintenance: Delivers comprehensive lifecycle support, encompassing new installations, routine upgrades, and remote/local maintenance of operational systems.
• Performance Optimization & Automation
  • Capacity & Performance Engineering: Conducts rigorous capacity planning and performance analyses to provide actionable recommendations for system configuration changes and infrastructure upgrades.
  • Process Automation: Develops and implements automated tools and scripts to maximize system administrator efficiency, accuracy, and operational throughput.
• IT Leadership & Strategic Alignment
  • Team Direction & Day-to-Day Operations: Organizes, directs, and oversees the work of other system administrators to ensure optimal resource utilization and effective daily system administration.
  • Strategic Technology Consulting: Provides forward-looking recommendations on technology direction to seamlessly align IT capabilities with the organization’s broader business vision.
  • Team Development: Develops standardized administrative procedures, conducts skills assessments, and leads comprehensive training for the system administration team.
• End-User Support & Issue Resolution
  • Tiered Troubleshooting: Proactively analyzes, diagnoses, and resolves end-user software programs and connectivity anomalies.
  • User Training & Enablement: Provides direct assistance and comprehensive training to end users to ensure they can effectively navigate and utilize enterprise information management systems.
• Security & Vulnerability Management
  • Risk Mitigation: Performs continuous vulnerability management to safeguard network integrity and ensure that all information systems comply with operational security standards.

Required Qualifications:

• DoD 8570 IAT Levell II or III.
• Server Admin M and Domain Admin Z certified (Cloud or Microsoft Operating System) or equivalent certifications.
• A bachelor’s degree in a technical discipline.
• A minimum of ten (10) years of specialized experience in the field of Information Processing, where the majority are specialized in numerous specialized Information Processing disciplines involving a range of hardware/software solutions.
• A minimum of four (4) years of concentrated, hand-on experience in installing, configuring, maintaining, and resolving issues with various software.

Clearance Requirements:

• Must be a U.S. citizen
• Must possess a DoD current Secret clearance.

UnityTec is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.