Demo

Network Engineer III

Vaco by Highspring
San Antonio, TX Full Time
POSTED ON 4/3/2026
AVAILABLE BEFORE 6/3/2026
Network Engineering III

Onsite | Day Shift | Exempt

Overview

Senior-level Network Engineer responsible for full lifecycle ownership of enterprise network infrastructure across a multi-location environment. This role leads design, implementation, optimization, security, and ongoing support of complex networks.

Key Responsibilities
  • Own LAN / WAN / WLAN / SDWAN & data center network architecture

  • Manage Cisco routers, switches, firewalls, VPNs, and security infrastructure

  • Lead network design (IP strategy, QoS, routing, capacity planning)

  • Oversee monitoring tools (SolarWinds or similar)

  • Minimize downtime through proactive troubleshooting and performance analysis

  • Participate in vendor coordination, cost analysis, and budgeting

  • Maintain documentation, standards, and SLA reporting

  • Participate in on-call rotation

Required Experience
  • 7 years enterprise network administration (multi-site)

  • 4 years senior-level experience

  • Leadership experience required

  • Strong firewall experience (Cisco ASA, Fortinet, etc.)

Technical Environment
  • Cisco enterprise infrastructure (Nexus, UCS, NX-OS)

  • Advanced routing protocols (EIGRP, OSPF, BGP, HSRP)

  • Network security (ACLs, VPNs, IPsec, Port Security)

  • VMware, storage networking, multi-pathing

  • Monitoring & performance tools

Ideal Profile
  • Hands-on senior engineer

  • Strong troubleshooting & fault isolation skills

  • Comfortable in high-pressure environments

  • Strong communication & cross-functional collaboration

  • Documentation-driven and process-oriented

Benefits

Competitive compensation, strong employer-paid benefits, 401(k), PTO, medical coverage, and education assistance.

Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.

EEO Notice

Vaco by Highspring is an Equal Opportunity Employer and does not discriminate against any employee or applicant for employment because of race (including but not limited to traits historically associated with race such as hair texture and hair style), color, sex (includes pregnancy or related conditions), religion or creed, national origin, citizenship, age, disability, status as a veteran, union membership, ethnicity, gender, gender identity, gender expression, sexual orientation, marital status, political affiliation, or any other protected characteristics as required by federal, state or local law.

Vaco by Highspring and its parents, affiliates, and subsidiaries are committed to the full inclusion of all qualified individuals. As part of this commitment, Vaco by Highspring and its parents, affiliates, and subsidiaries will ensure that persons with disabilities are provided reasonable accommodations. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact HR@vaco.com .

Vaco by Highspring also wants all applicants to know their rights that workplace discrimination is illegal.

By submitting to this position, you agree that you will be giving Vaco by Highspring the exclusive right to present your as a candidate for the foregoing employment opportunity. You further agree that you have represented information about yourself accurately and have not affirmatively misrepresented your qualifications. You also agree to maintain as confidential, to the fullest extent permitted by law, any information you learn from Vaco by Highspring about the position and you will limit disclosure of information about the position only to the extent necessary to perform any obligations in furtherance of your application. In exchange, Vaco by Highspring agrees to exercise reasonable efforts to represent you through all solicitation, job screening and resume dispersal.

Privacy Notice

Vaco by Highspring and its parents, affiliates, and subsidiaries ("we," "our," or "Vaco by Highspring") respects your privacy and are committed to providing transparent notice of our policies.

  • California residents may access Vaco by Highspring HR Notice at Collection for California Applicants and Employees here.
  • Virginia residents may access our state specific policies here.
  • Residents of all other states may access our policies here.
  • Canadian residents may access our policies in English here and in French here.
  • Residents of countries governed by GDPR may access our policies here.
Pay Transparency Notice

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to:

  • the individual's skill sets, experience and training;
  • licensure and certification requirements;
  • office location and other geographic considerations;
  • other business and organizational needs.

With that said, as required by local law, Vaco by Highspring believes that the following salary range referenced above reasonably estimates the base compensation for an individual hired into this position in geographies that require salary range disclosure. The individual may also be eligible for discretionary bonuses.

 

Salary.com Estimation for Network Engineer III in San Antonio, TX
$90,909 to $107,807
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