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Job Title: Office Administrator
Location: McLean, VA (Onsite)
Start Date: ASAP
Schedule: Part-time | Tuesday–Thursday, 8:00 AM–4:30 PM (30-minute lunch)
Duration: 12+ months (with potential for extension)

 

Position Overview:

We are seeking a professional, organized, and service-oriented Office Administrator to support front office operations in McLean, VA. This is a part-time, fully onsite role ideal for someone who thrives in a polished, high-visibility environment and enjoys supporting internal teams and guests alike.

Must-Have Qualifications:

• 2–3 years of experience in administrative support or front desk roles

• Strong customer service and interpersonal skills

• Professional presentation; business casual attire required

• Highly organized with strong attention to detail

• Experience with:

• Greeting and monitoring visitors and coworkers

• Managing keycards and building access

• Ordering and maintaining office supplies

• General administrative duties

Preferred Qualifications:

• High school diploma required; Associate’s or Bachelor’s degree preferred

• Previous experience supporting a corporate office environment

Key Responsibilities:

• Serve as the first point of contact for visitors, coworkers, and vendors

• Manage front desk and maintain a clean, organized lobby and common areas

• Handle phone calls, emails, mail, and package deliveries

• Order office supplies and maintain inventory

• Coordinate room bookings, conference setups, and facility maintenance

• Enforce visitor protocols and building access policies

• Monitor the flow of employees, contractors, and deliveries

• Document incidents and report urgent issues to supervisors

• Support emergency response protocols per company guidelines

• Maintain confidentiality and uphold professionalism at all times

• Contribute to process improvements and share best practices with peers

Onsite Requirement:

This role is fully onsite at the McLean, VA office Tuesday through Thursday, 8:00 AM to 4:30 PM.

TSG 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, disability, or status as a protected veteran.
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• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field – or equivalent combination of education and experience
• 3–5 years of hands-on experience with virtualization technologies including VMware ESXi, vSphere, or OpenStack
• Proven experience troubleshooting at the physical and first layer of virtualization
• Strong understanding of Kubernetes and experience troubleshooting clusters
• 2+ years of experience with automation tools such as Ansible, Terraform, GitLab, Jenkins, or similar
• Proficiency in scripting with Python, Bash, or PowerShell to support automation and operations

• Familiarity with VMware Cloud (VMC) on AWS and hybrid cloud architecture
• Understanding of Software-Defined Networking (SDN) and Virtual Network Functions (VNF)
• Experience with monitoring and logging solutions like Prometheus, FluentBit, or the ELK Stack 

• Deploy, configure, and manage highly virtualized environments using VMware ESXi, vSphere, OpenStack, and Wind River
• Assist in the design and implementation of scalable, fault-tolerant virtual infrastructure across multiple data centers
• Support the development and maintenance of virtualization frameworks, optimizing resource allocation, performance, and capacity planning
• Troubleshooting of physical and first layer of virtualization
• Develop and enhance automation for provisioning, monitoring, and managing virtual infrastructure using Ansible, Terraform, and Jenkins
• Support zero-touch provisioning (ZTP) and automated recovery processes to ensure high availability
• Identify and implement optimizations to improve performance while reducing operational overhead
• Work cross-functionally with cloud, networking, and software teams to ensure seamless platform integration
• Provide guidance on best practices for virtualization and automation
• Participate in knowledge-sharing activities, mentoring junior engineers, and contributing to technical documentation
• Monitor and troubleshoot virtual environments to proactively address performance bottlenecks and system failures
• Assist in backup, disaster recovery, and failover strategies to enhance system resilience
• Implement automated responses to incidents to minimize manual intervention
• Contribute to defining and maintaining best practices for virtualization and automation processes
• Maintain detailed documentation of infrastructure configurations and procedures

• 5+ years of hands-on development experience, with strong proficiency in C#/.NET (approximately 75% of the role)
• Expertise in T-SQL and Microsoft SQL Server
• Strong JavaScript development skills
• Solid understanding of multithreading concepts for both frontend and backend development
• Excellent coding and problem-solving skills; ability to quickly understand complex systems and dive deep technically
• Exposure to cloud platforms such as AWS or Azure

• Experience with messaging systems such as RabbitMQ or Kafka
• Familiarity with Kubernetes or container orchestration tools

• Follow the company’s software development lifecycle (SDLC) to design, develop, test, debug, and document application and system programs
• Assist in creating technical design specifications based on functional and analytical requirements
• Review functional requirements and technical designs, offering constructive feedback
• Collaborate with other developers to ensure code quality, consistency, and scalability
• Participate in architectural discussions, design sessions, and code reviews
• Develop and maintain detailed system and operational documentation