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Senior Network AdministratorOak Ridge National Laboratory • Oak Ridge, Tennessee, United States
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Senior Network Administrator

Oak Ridge National Laboratory
  • US
    Oak Ridge, Tennessee, United States
  • US
    Oak Ridge, Tennessee, United States
Jetzt Bewerben

Über

As a U.S. Department of Energy (DOE) Office of Science national laboratory, ORNL has an impressive 80-year legacy of addressing the nation’s most pressing challenges. Our team is made up of over 7,000 dedicated and innovative individuals! Our goal is to create an environment where a variety of perspectives and backgrounds are valued, ensuring ORNL is known as a top choice for employment. These principles are essential for supporting our broader mission to drive scientific breakthroughs and translate them into solutions for energy, environmental, and security challenges facing the nation.
The Field Intelligence Operations Division is seeking a skilled and motivated Enterprise-level Senior Network Engineer to support the management and maintenance of our classified network infrastructure. The ideal candidate will have a solid background in network engineering in areas such as designing, implementing, maintaining, and troubleshooting an organization’s network infrastructure, ensuring smooth data communication by managing and configuring network devices like routers, switches, firewalls, and wireless access points, monitoring network performance, identifying and resolving issues to maximize uptime and security. Ideally, you will have experience working in secure, classified environments and versed with DOE environments. This position involves working closely with senior engineers and other IT and IA professionals to ensure the confidentiality, integrity, and availability of network services in compliance with government security regulations.
Major Duties/Responsibilities
Maintaining computer networks including VPNs, routers, and other physical hardware and devices.
Installing and configuring network equipment.
Managing firewalls and updating data security and encryptor systems.
Configuring, troubleshooting and patching datacenter infrastructure, including but not limited to: Palo Alto, Cisco, Windows and Linux systems.
Monitoring computer systems to improve network performance for all systems.
Troubleshooting, resolving, and communicating networking issues.
Responsible for creating and maintaining network‑related documents and procedures that ensure the successful execution, monitoring of the network.
Maintaining professional and technical knowledge by attending educational workshops; reviewing professional publications; establishing personal networks; benchmarking state‑of‑the‑art practices; participating in professional societies.
Basic Qualifications
Bachelor of Science in Information Technology, Computer Science, or a related field with at least eight (8) years of network administration work.
Additional years of experience may be considered in lieu of a degree.
Strong communication skills, with the ability to successfully interact with IT peers, Network Engineers and architects.
Collaborate with DOE-IN, sponsors, inter‑and intra‑management, departments and other key stakeholders to identify end‑user requirements and specifications.
Extensive experience automating and managing network configurations across enterprise‑scale, multi‑vendor environments, including infrastructure from Juniper, Cisco, and Palo Alto.
Expert delivery to streamline deployment, enforce configuration standards, and support advanced networking solutions such as SD‑WAN and zero‑touch provisioning to ensure efficient and secure network operations.
Proven aptitude to analyze and interpret user feedback to drive strategic enhancements in enterprise network systems and associated software, ensuring performance, scalability, and alignment with organizational objectives.
Demonstrated ability to consult with senior leadership to develop and align network and infrastructure strategies with enterprise objectives, with a focus on driving IT modernization through automation initiatives that improve scalability, reduce manual overhead, and enhance operational efficiency.
Developing technical documentation to guide future network development projects and overall continuity of effort.
Thorough understanding of network and routing protocols including, but not limited to, TCP/IP, DNS, DHCP, OSPF, SMTP, NFS.
Knowledge of network security practices, including firewalls, VPNs, and secure access protocols.
Familiarity with government security standards and regulations (e.g., NIST, DISA STIGs).
Preferred Qualifications
Experience with DOE, DOD, ICD, and FISMA regulatory requirements is highly desirable.
TEMPEST training and certification, as well as COMSEC experience, are highly desirable.
Familiar with Cisco Nexus switch architecture, routing protocols such as BGP, OSPF Cisco VoIP and Video environment.
Cisco certification, such as CCNA or CCNP, is preferred.
Familiar with firewall security e.g. NIST.
Motivated self‑starter with the ability to work independently and to participate creatively in collaborative teams across the enterprise.
Ability to function well in a fast‑paced environment, set priorities to accomplish multiple tasks within deadlines, and adapt to ever‑changing needs.
Serve as a mentor to peer or junior network administrators.
Special Requirements
Visa sponsorship is not available for this position.
Work may involve various physical requirements and working conditions.
Q clearance with SCI: This position requires the ability to obtain and maintain a Sensitive Compartmented Information (SCI) clearance from the Department of Energy. As such, this position is a Workplace Substance Abuse (WSAP) testing designated position. WSAP positions require passing a pre‑placement drug test and participation in an ongoing random drug testing program. In addition, due to the SCI, you may also be subject to random polygraph testing.
About ORNL ORNL offers competitive pay and benefits programs to attract and retain dedicated people! The laboratory offers many employee benefits, including medical and retirement plans and flexible work hours, to help you and your family live happy and healthy. Employee amenities such as on‑site fitness, banking, and cafeteria facilities are also provided for convenience.
Other benefits include the following: Prescription Drug Plan, Dental Plan, Vision Plan, 401(k) Retirement Plan, Contributory Pension Plan, Life Insurance, Disability Benefits, Generous Vacation and Holidays, Parental Leave, Legal Insurance with Identity Theft Protection, Employee Assistance Plan, Flexible Spending Accounts, Health Savings Accounts, Wellness Programs, Educational Assistance, Relocation Assistance, and Employee Discounts.
ORNL is an equal opportunity employer. All qualified applicants, including individuals with disabilities and protected veterans, are encouraged to apply. UT‑Battelle is an E‑Verify employer.
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  • Oak Ridge, Tennessee, United States

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  • English
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