Senior Specialist, Systems Administration

L3HHCM20•Washington, DC

7d•$91,500 - $170,500•Hybrid

About The Position

As a key member of the Global IT Operations team, you will help strengthen and modernize the company’s core IT services across your region. You will work across systems, networks, cloud platforms, and automation tooling to ensure reliable, secure, and high-quality services for a highly technical workforce. You will play an important role in improving operational maturity, enhancing service quality, and contributing to a culture of accountability and continuous improvement. Joining at a pivotal moment, you will help enhance governance, build trust, and strengthen the operational foundation amidst substantial personnel and capital investments. The IT organization supports a global workforce of approximately 150 people, primarily composed of software engineers and researchers. Depending on the needs of your region and the local team composition, you may operate as a primary technical point of contact for your site or work collaboratively alongside peers in a shared-responsibility model.

Requirements

Ability to obtain DoD security clearance.
Work may be performed in an office environment with people in close proximity.
Duties require working with a global team and may periodically necessitate working outside of normal working hours (evenings, holidays, and weekends).
Up to 10% travel required.
Ability to sit at a desk, look at a monitor, and type for extended periods of time.
May be required to lift/move up to 25 lbs with assistance.
Dexterity of hands and fingers to operate and troubleshoot computers.
May require the ability to travel via automobile or airplane.
Bachelor’s Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.

Nice To Haves

Experiencing architecting, deploying and supporting global network solutions that support a wide variety of users.
Experiencing building and support AWS networks.
Experience with Infrastructure as Code (IaC) tools (Ansible, Terraform, Python, and Bash).
Excellent communication and organizational abilities.
Experience with Juniper JunOS, Cisco IOS, and pfSense firewalls.
Hands-on experience supporting linux, containerization and cloud platforms.
Mentoring engineers and providing peer technical oversight.
Ability to lead infrastructure projects.
Experience supporting technical or engineering teams.
Flexibility for occasional travel.

Responsibilities

Design, implement and support and improve a hybrid global network infrastructure, including routing, switching, firewalls, VPNs, and site-to-site connectivity.
Automate infrastructure provisioning and management using tools such as Ansible, Terraform, Python, and Bash.
Participate in incident response and serve as an escalation point for complex issues.
Monitor system health and performance, using tools such as Prometheus, Grafana, and SNMP.
Enhance infrastructure security through hardening, patching, and vulnerability remediation.
Align IT services with global standards, and ensure stable, reliable infrastructure.
Take ownership of problems and improve systems, processes, and service quality.
Collaborate effectively with colleagues across regions and share knowledge.
Operate and maintain regional and global infrastructure services including servers, networks, virtualization platforms, storage systems, and cloud environments.
Diagnose and resolve complex technical issues.
Deploy, configure, and maintain Linux servers and containerized workloads.
Support cloud-based services, particularly AWS.
Assist in the deployment and maintenance of developer tooling.