Senior Network Engineer - F5 and Application Delivery
Switchboard
Centennial, CO · $135k–$150k a year · Posted October 27, 2026
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Where Centennial, CO ranks
Where Centennial, CO placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #6Cities where the biggest share of jobs do not need a four-year degree in the Mountain West14% · of 14
- #6Best cities for junior jobs in the Mountain West30% · of 19
- #8Cities with the most hybrid jobs in the Mountain West9% · of 18
- #8Best cities for mid-career professionals in the Mountain West57% · of 19
- #11Best cities for entry-level jobs that want AI skills in the Mountain West4% · of 16
- #11Best cities for director and executive jobs in the Mountain West12% · of 19
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
Pay compared with the market
This listing pays about $142,500 a year. Across 50 open senior network engineer listings that state pay, the middle half runs $129,000 to $175,000 and the median is $146,000. That is inside the middle half of those listings, 2% below the median.
Listed pay is what employers advertise, not what people are paid.
Senior Network Engineer salaries by state · Check your own pay
How AI is used in this kind of work
Among network and computer systems administrators, AI is already used for a large share of the tasks. Measured exposure for network and computer systems administrators: 34% (high).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
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About the job
DESCRIPTION
Switchboard is seeking a Senior Network Engineer on behalf of our client, Open Technology Solutions (OTS). This is a full-time, direct-hire role for an experienced engineer to lead engineering and technical ownership of OTS’s enterprise F5 platform. This is a hands-on opportunity to own critical application delivery infrastructure, influence technical architecture, and help modernize a highly available, secure enterprise network environment. If you have deep F5 expertise, troubleshoot across technology boundaries, and want to own a platform rather than just work tickets on it, we want to hear from you.
ABOUT OPEN TECHNOLOGY SOLUTIONS
Open Technology Solutions (OTS) is a CUSO (Credit Union Service Organization) providing shared technology services to credit union partners. Built on a cooperative model, OTS delivers enterprise-grade IT infrastructure, support, and innovation to its partner organizations, allowing them to compete at a higher level while keeping costs in check. OTS operates with the values of a credit union at its core: member-focused, collaborative, and committed to long-term relationships over short-term wins.
RESPONSIBILITIES
- Serve as the technical owner for F5 BIG-IP, with extensive focus on APM, LTM, and DNS/GTM.
- Engineer and optimize application delivery, secure remote access, authentication, SSO, load balancing, and high-availability solutions.
- Lead end-to-end application troubleshooting across network, firewalls, authentication, load balancers, servers, and application layers.
- Drive platform modernization, lifecycle management, monitoring, automation, resiliency, and engineering standards.
- Partner with application, infrastructure, and security teams to resolve complex performance and connectivity issues.
- Support broader network engineering initiatives, including routing, switching, firewalls, connectivity, and incident response as needed.
QUALIFICATIONS
- 1+ years of F5 APM and LTM engineering experience is required.
- Strong understanding of TCP/IP, DNS, HTTP/S, SSL/TLS, SAML, VPN, iRules, and application traffic flows.
- Demonstrated ability to independently troubleshoot complex application delivery and network performance issues.
- Broad enterprise networking experience; Cisco and Palo Alto experience preferred.
- F5 certifications and financial services experience are a plus.
- A platform-ownership mindset. You own the outcome, not just the task.
- Collaborative and continuously improving. You leave the platforms you support better than you found them.
COMPENSATION & DETAILS
- Compensation: $135K–$150K + 10% bonus
- Benefits: Medical, dental, and vision; open vacation policy and paid sick time; up to 11 paid holidays; 401(k) with employer match and discretionary contribution
- Schedule: Full-time. Includes on-call rotation and after-hours maintenance windows.
- Location: Centennial, CO. Hybrid, 3 days in office / 2 remote.
- Reports to: Head of Infrastructure
Sponsorship not available. Position only available to those with legal authorization to work in the United States.