General Dynamics

Senior Network Administrator

General Dynamics$126K — $137K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in computer science or related field, or equivalent experience; Master's degree with 6 years of relevant experience preferred.
  • Minimum of 8 years of relevant experience in network administration or engineering.
  • Current CCNP and Security+ certifications, or CCNP Security certification required.
  • Active Department of Defense Secret security clearance necessary at time of hire.
  • Strong hands-on experience with Cisco switching and routing technologies including OSPF, EIGRP, BGP, and IP addressing/subnetting.

Responsibilities

  • Provide senior-level administration and maintenance for CUI network infrastructure.
  • Configure and troubleshoot Cisco switching and routing environments.
  • Administer firewall technologies including Cisco Firepower and Palo Alto firewalls.
  • Support Cisco Identity Services Engine and Zero Trust network access.
  • Monitor network performance and respond to alerts or incidents.
  • Develop and maintain technical documentation and standard operating procedures.
  • Mentor junior network staff and participate in cross-training initiatives.

Benefits

  • Generous paid time off and holiday leave.
  • Opportunities for professional development and certifications.
  • Supportive team environment with knowledge sharing.
  • Access to advance technologies and projects in a secure setting.
Full Job Description
Basic Qualifications

Education Requirements:

Bachelor's degree in computer science or related field; or equivalent relevant experience is required, plus a minimum of 8 years of relevant experience; or Master's degree plus a minimum of 6 years of relevant experience.

Clearance Requirements:
Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.

Responsibilities for this Position

This role will help improve network resilience, reduce single-point-of-failure risk, stabilize network operations, advance site and program deployments. The successful candidate will become a key technical resource for the CUI environment and work closely with Network Architecture, Information Assurance, program teams, vendors, and other IT organizations.

The CUI environment supports 23 active programs, approximately nine sites with additional sites planned, network switches, firewalls, and TACLANEs. This role requires a hands-on technical professional who can troubleshoot complex issues, execute secure network changes, support deployments, and help establish a durable operational foundation for the transition to the future eWAN architecture.
Key Responsibilities
  • Provide senior-level administration, maintenance, troubleshooting, and operational support for CUI network infrastructure.
  • Configure, maintain, and troubleshoot Cisco switching and routing environments, including VLANs, VSS/VSL, OSPF, EIGRP, BGP, IPsec VPNs, DMVPN, and/or L2 eVPN.
  • Administer and support firewall technologies, including Cisco Firepower Threat Defense (FTD), Firepower Management Center (FMC), Palo Alto firewalls, and Panorama.
  • Support Cisco Identity Services Engine (ISE), 802.1X authentication, network access controls, and Zero Trust architecture.
  • Deploy, maintain, and troubleshoot firewall configuration for double-encapsulation requirements.
  • Configure, maintain, and troubleshoot TACLANE devices; coordinate keying activities and related connectivity requirements as applicable.
  • Perform network monitoring, analyze performance trends, respond to alerts, investigate incidents, and restore service during outages or degraded network conditions.
  • Execute patching, vulnerability remediation, configuration-hardening, and network health improvement activities.
  • Support program and site deployments, site expansions, circuit activations, firewall requests, and related infrastructure changes.
  • Coordinate with carriers, vendors, site personnel, program teams, Information Assurance, and other IT organizations to resolve technical and operational issues.
  • Develop and maintain network diagrams, technical documentation, configuration records, asset information, and standard operating procedures.
  • Support audit preparation, evidence collection, compliance activities, and Information Assurance requirements, including SSP and ATO-related activities.
  • Partner with the Network Architect on network standardization, modernization, technical projects, and the transition to the future eWAN architecture.
  • Mentor and provide technical guidance to less-experienced network personnel.
  • Participate in cross-training activities to provide resilient support across both CUI and classified network environments.
Required Qualifications
  • Bachelor's degree in Computer Science, Information Technology, Engineering, or a related discipline; equivalent relevant education, certifications, and experience may be considered.
  • Ten or more years of relevant network administration, network engineering, or network security experience preferred.
  • Current CCNP and Security+ certifications, or CCNP Security certification.
  • Secret security clearance required
  • Strong hands-on experience with Cisco switching and routing technologies, including VLANs, VSS/VSL, OSPF, EIGRP, BGP, and IP addressing/subnetting.
  • Strong experience with Cisco ISE, 802.1X, and Zero Trust network-access concepts.
  • Experience administering and troubleshooting IPsec VPN, DMVPN, and/or Layer 2 EVPN technologies.
  • Hands-on experience with Cisco Firepower Threat Defense and Firepower Management Center.
  • Experience with Palo Alto firewalls and Panorama.
  • Experience with Cisco Catalyst Center.
  • Demonstrated ability to troubleshoot complex network, routing, switching, firewall, and connectivity issues in a multi-site environment.
  • Ability to execute approved network changes in accordance with security, configuration-management, and change-control processes.
  • Strong written and verbal communication skills, including the ability to create technical documentation and coordinate effectively with diverse stakeholders.
  • Ability to work full-time on-site in Scottsdale, Arizona, with occasional on-call support and travel as required.
Preferred Qualifications
  • Experience supporting Department of Defense, classified, CUI, restricted, or air-gapped network environments.
  • Experience with DoD Comply to Connect requirements.
  • Knowledge of DoD Security Technical Implementation Guides (STIGs), network hardening, vulnerability remediation, and security compliance practices.
  • Experience supporting Risk Management Framework (RMF), System Security Plans (SSPs), Authorization to Operate (ATO) activities, audits, or inspections.
  • Experience with SolarWinds or comparable network monitoring and management tools.
  • TACLANE configuration, troubleshooting, and operational-support experience.
  • Experience supporting remote-access infrastructure and secure remote engineering connectivity.
  • Experience coordinating multi-site deployments, circuit providers, vendors, and field personnel.


#CJ3

Salary Note

This estimate represents the typical salary range for this position based on experience and other factors (geographic location, etc.). Actual pay may vary. This job posting will remain open until the position is filled.

Combined Salary Range

USD $126,862.00 - USD $137,269.00 /Yr.

About General Dynamics

General Dynamics is involved in business aviation; land and expeditionary combat vehicles and systems, armaments, and munitions; shipbuilding and marine systems; and mission-critical information systems and technologies. General Dynamics has four main business segments. Aerospace designs, develops, manufacturers and services a comprehensive offering of advanced business-jet aircraft. Combat Systems specializes in producing, supporting and sustaining land and expeditionary combat systems for the U.S. military and its allies. Marine Systems designs, builds and supports submarines and a variety of surface ships for the U.S. Navy and commercial customers. The Information Systems and Technology group offers a breadth and depth of technology and service capabilities that support a wide range of government and commercial needs, including systems integration expertise; hardware and software products; and engineering, management and support services.

General Dynamics Careers

Join the dynamic team at General Dynamics, a leader in global defense, aerospace, and technology services. As a pivotal player in innovation and security, General Dynamics offers unparalleled job opportunities for professionals eager to advance their careers in a cutting-edge environment.

Work You’ll Do

At General Dynamics, we empower our employees to drive innovation and lead with integrity and excellence. With a commitment to professional growth and diversity, our team is at the forefront of developing solutions that make a difference in the world. Whether in engineering, cybersecurity, or project management, your work at General Dynamics will contribute to missions that matter.

Explore Career Paths

General Dynamics is not just a company; it's a community where you can build a career that aligns with your passion and skills. From internships to leadership positions, the breadth of opportunities supports your professional journey at every stage.

Innovate and Lead

Join a team where innovation is the status quo. At General Dynamics, you’ll work alongside industry experts to solve complex challenges with cutting-edge technology. Our leadership is committed to fostering a culture of growth and learning, where you can lead projects that explore new frontiers.

Professional Development

Invest in your future with General Dynamics’ robust professional development programs. Enhance your skills through targeted training, workshops, and seminars that propel your expertise and leadership capabilities forward.

Diversity and Inclusion

At General Dynamics, we believe diversity drives innovation. Our inclusive culture welcomes diverse perspectives and ideas, fostering an environment where all employees can thrive. Through diversity training and networking opportunities, we ensure every team member can contribute uniquely and significantly.

Benefits and Culture

Experience a culture that prioritizes the well-being and satisfaction of its employees. General Dynamics offers competitive benefits, including health care, retirement plans, and flexible working arrangements, to ensure a healthy work-life balance. Our team-oriented culture encourages collaboration and mutual respect, making General Dynamics a great place to work.

Join Our Team

Ready to advance your career at General Dynamics? Explore our current job opportunities and find a position that matches your skills and ambitions. We are continuously hiring talented individuals who are passionate about making a difference.

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Join General Dynamics today and be part of a team that values leadership, innovation, and diversity. See what exciting and rewarding opportunities await you in a career at General Dynamics.
Learn more about General Dynamics
Size
103,100 employees
Market Cap
$67.9 billion
Industry
Net Income
$3.1 billion
Founded
1952
5 Year Trend
+4.7%
Revenue
$37.9 billion
NASDAQ

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