Source Job

$85,000–$115,000/yr
US 3w PTO 3w maternity 3w paternity

  • Serve as Alternate Network Team Lead for enterprise network operations.
  • Manage and troubleshoot Cisco, Juniper, and Palo Alto infrastructure.
  • Ensure security compliance with DoD frameworks like DISA STIGs and RMF.

Network Administration Routing & Switching Cisco Juniper Palo Alto

20 jobs similar to Senior Network Administrator

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US Unlimited PTO

  • Serve as lead architect for enterprise security strategy across on-premises, hybrid, and cloud environments.
  • Define and maintain layered security architecture with trust boundaries, control placement, and prevention, detection, and response.
  • Develop phased migration strategies for public-facing applications to approved ingress and security services.

Foxtrot Division is a cybersecurity engineering firm that creates secure systems for clients. We are a team of dedicated engineers who value innovation and excellence, fostering a culture of growth and well-being.

  • Design and implement complex enterprise network solutions across campus, branch, and datacenter environments.
  • Lead technical discovery, architecture workshops, and deployment activities for client engagements.
  • Provide hands-on expertise in Cisco ISE, wireless surveys, and BGP-based routing and switching.

AHEAD builds platforms for digital business, weaving together cloud infrastructure, automation, analytics, and software delivery to enable digital transformation. The company prioritizes a culture of belonging with diversity, equity, and inclusion initiatives, and is an equal opportunity employer.

US

  • Lead enterprise systems and network administration for the USMEPCOM ENLIST program, ensuring secure and reliable operations.
  • Serve as the contractor's service owner for enterprise infrastructure, managing servers, databases, virtualization, and cloud environments.
  • Direct the Outage Response Team and coordinate incident response, disaster recovery, and continuity of operations.

Computer World Services provides IT solutions and support for government and enterprise clients, focusing on secure, reliable, and mission-ready operations. As a contractor for the U.S. Department of Defense, they emphasize technical excellence and compliance with federal standards.

$27–$46/hr
US

  • Configure basic network hardware for deployment following established templates.
  • Monitor network elements using established tools to ensure system functionality.
  • Provide basic technical support for routine customer inquiries and escalate complex issues.

RealPage is a provider of property management software and services. They are committed to creating an inclusive environment for all employees.

India

  • Administer and manage complex enterprise network environments across data centers and distributed office locations worldwide.
  • Configure, maintain, and troubleshoot routing and switching infrastructures, ensuring optimal performance, reliability, and availability.
  • Implement and maintain network security controls, including access control lists, firewall policies, and secure connectivity solutions.

The company is a globally distributed technology organization providing IT services to enterprise clients across multiple regions. It offers a fully remote work environment with a focus on collaboration and professional growth.

$69,954–$78,837/yr
UK

  • Support, implement, and maintain the organization's networking infrastructure including routers, switches, and firewalls.
  • Troubleshoot and optimize network performance to ensure high availability and security compliance.
  • Create and maintain network documentation, diagrams, and standard operating procedures.

Sectigo is a provider of certificate lifecycle management (CLM) solutions, helping large brands manage digital trust. They serve over 700,000 customers including 65% of the Fortune 500, with a culture based on values like Support, Excellence, and Teamwork.

Ireland UK

  • Provide technical leadership across support, configuration, optimization, and continuous improvement of customer network security environments.
  • Act as a senior technical escalation point for complex Level 2/3 incidents, root cause analysis, and major technical issues.
  • Plan and deliver network and security changes in line with change management policies, ensuring risk assessment, testing, and customer communication.

Version 1 is a technology and transformation solutions provider trusted by global brands, with 30 years in business and partnerships with Microsoft, AWS, Oracle, Red Hat, OutSystems, and Snowflake. They have over 3,300 employees, €350/£300m revenue, and have been recognized as a Great Place to Work in Ireland and UK for over 10 years, with a strong values-driven culture.

US

  • Partner with dedicated enterprise customers to optimize their use of BlueCat products and services.
  • Perform quarterly health checks and apply in-depth troubleshooting to resolve technical issues.
  • Become a trusted advisor and ensure customer recommendations are implemented.

BlueCat solves critical network challenges for large organizations by managing the systems that keep networks running smoothly and securely. With global teams, they foster a culture of trust, collaboration, and innovation.

US

  • Administer and maintain Microsoft Windows Server environments, including physical, virtual, cloud, and on-premises infrastructure, while ensuring high availability and security.
  • Monitor system health, server performance, and application availability using enterprise tools like Dynatrace and Splunk, and proactively resolve issues.
  • Support integration across enterprise applications, cloud platforms, and mainframe systems, and collaborate with VA leadership, cybersecurity teams, and third-party vendors.

Planned Systems International (PSI) is an Enterprise IT services company that designs, builds, secures, and operates cutting-edge software solutions for Federal Government organizations. As a federal contractor with a focus on mission-critical systems, PSI fosters a culture of collaboration, security, and operational excellence.

US

  • Design, implement, and support LAN, WAN, wireless, firewall, and VPN solutions.
  • Maintain and optimize network performance, reliability, and capacity.
  • Troubleshoot and resolve network issues, support incident response and root cause analysis.

CPI Card Group is a payment technology company and leading provider of credit, debit and prepaid solutions. They foster an inclusive, empowering culture guided by core values: integrity, excellence, curiosity, and partnership.

$101,167–$204,439/yr
US

  • Design and optimize complex hybrid network topologies including on-premises and multi-cloud environments.
  • Develop and refine automation playbooks and infrastructure-as-code templates to standardize provisioning.
  • Lead advanced troubleshooting and provide senior technical mentoring to network engineers.

Mercury Insurance is a midsize insurance company that helps people reduce risk and overcome unexpected events. With a culture of growth, collaboration, and diversity, they have been recognized as one of America's Best Midsize Employers.

$96,500–$123,000/yr
US Unlimited PTO

  • Deploy and manage network security solutions across Azure and Palo Alto Networks environments.
  • Build automation scripts and playbooks to reduce manual effort in security stack management.
  • Monitor firewall telemetry, tune policies, and support incident response in a regulated environment.

HealthEquity empowers healthcare consumers to save and improve lives through health savings accounts and financial services. The company employs thousands and fosters a culture of trust, innovation, and inclusion.

US

  • Design, implement, and troubleshoot advanced multi-vendor network solutions in large Tier 1 carrier environments.
  • Integrate routing protocols like BGP, OSPF, and MPLS CsC while ensuring QoS, IPsec, and GRE configurations.
  • Review testing reports such as ACAS, mitigate vulnerabilities, and lead lower-level engineering staff.

JLGOV provides business process outsourcing, staff augmentation, technology services, and solution procurement. It is a small, minority-owned business headquartered in Virginia Beach, VA, serving DoD, commercial, local, and state customers.

$124,000–$134,000/yr
US

  • Design, implement, and monitor security measures to protect systems and networks from cyber threats.
  • Maintain and deploy Palo Alto Strata Cloud Manager and Broadcom Bluecoat Secure Web Gateway solutions.
  • Collaborate with stakeholders to define cybersecurity requirements and support on-call incident response.

BRMi is a technology consulting firm that provides IT services and solutions. The company is an equal opportunity employer that values diversity and commitment at all levels.

$166,000–$343,000/yr
US

  • Design and present networking solutions that align with customer business objectives.
  • Lead technical discovery, demonstrations, and Proof of Concepts throughout the sales process.
  • Act as a strategic advisor, guiding customers from opportunity identification to implementation.

Global

  • Ensure smooth operation of the company's geo-distributed infrastructure.
  • Maintain and configure network equipment, bare metal servers, and NAS systems.
  • Administer multiple Linux servers and automate administrative tasks.

Xsolla is a global commerce company providing tools and services to help video game developers fund, distribute, market, and monetize their games. The company has helped over 1,500 game developers and fosters a community that values creativity, collaboration, and the transformative power of play.

United States

  • Diagnose and resolve complex network and voice routing issues using advanced troubleshooting and data analysis techniques.
  • Collaborate with cross-functional teams to improve processes and restore critical services in a 24/7 environment.
  • Mentor team members and document operational records to ensure long-term network stability and compliance.

This partner company specializes in network and telecommunications services, focusing on maintaining large-scale infrastructure. It operates with a collaborative and innovative culture, supporting career growth and inclusive workplace practices.

Georgia 5w PTO

  • Oversee and manage critical server and Unix OS subsystems, ensuring optimal configuration and performance.
  • Maintain network equipment (Cisco), datacenter facilities (on-prem), and cloud environments (AWS, GCP).
  • Provide hands-on guidance and mentorship to junior systems engineers and engage in on-call rotation.

dxFeed is a subsidiary of Devexperts, a globally recognized fintech leader in capital markets technology. It serves buy-side and sell-side firms worldwide with accurate real-time market data and insights.

US

  • Lead, mentor, and develop a geographically distributed team of SIPRNET administrators and SMEs to ensure secure and compliant operations.
  • Ensure continuous CORA readiness across all SIPRNET environments, maintaining documentation, configurations, and operational practices.
  • Drive standardization, process improvement, and risk identification across multiple SIPRNET environments to improve efficiency and reduce compliance risk.

General Dynamics Mission Systems engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. With a global team of 12,000+ top professionals, they partner with industry leaders to expand innovation in defense and scientific arenas.

$50,000–$70,000/yr
United States Unlimited PTO

  • Install, integrate, and document enterprise networking and data center infrastructure at customer locations across North America.
  • Ensure clean, precise, and reliable installations following engineering documentation and manufacturer specs.
  • Complete Myriad360 White Glove Academy certification within the first 30 days of employment.

Myriad360 is a technology company that provides enterprise infrastructure services with a focus on high-quality installation. The company is consistently listed among Inc & Crain's Best Places to Work and has an inclusive culture with an accessible executive team.