This position is located in the South Bay Area in Northern California.
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that I can review it. If this does not look like a match, we have
over 100 other open positions.

Senior Member of Technical Staff/
Principal Engineer- Protocols Infrastructure

Job Description
The engineer will be responsible for aspects of protocols and systems
infrastructure spanning across proxy and management appliances. The
engineer will initially work with a team of engineers to design,
implement and enhance a scalable system for network-based multi-box
appliance management and subsequently move on to protocols
infrastructure on the proxy appliance. The focus will initially on
BSD-based management appliance and subsequently move to our
proprietary OS-based ProxySG appliance.

Specific Responsibilities:

Lead engineers to design and implement software systems. This would
entail both high-level design as well as hands-on implementation of
C/C++/Java or other appropriate code for protocols infrastructure and
scalable management systems.
Author functional specification or work with other engineers to
provide guidance in creating functional specifications. Provide code
review feedback to other engineers. Participate and lead brainstorming
discussions to arrive at optimal designs.
Work with architects and leads in other functional areas of the
engineering team to cooperate on the complete system design and
influence design decisions.
Our engineers work in a highly dynamic, fast-paced organization with
emerging processes and a problem solving focus. The organization is
team-oriented and focused on providing quality products to our

BS in CS, EE, Physics, Math is required. MS will be a strong plus.
10+ years of experience in networking systems with recent emphasis on
security and gateway appliances or software products.
10+ years development experience in C/C++ on Unix (Linux or BSD) or
embedded operation systems. (Some experience with some Java will be a
Prior experience in designing and building protocols infrastructure
from the ground up for embedded appliance products and/or
general-purpose OS-based applications. The ideal candidate would have
shipped 1-2 products as the technical lead of a core protocol aspect
of a networking product.
Implementation experience with developing popular application protocol
proxies HTTP, HTTPS/SSL, FTP, Streaming, Email, VOIP will be a
strong plus.
Prior experience in developing management systems that manage 100s of
appliances in a large network with a fault-tolerant architecture will
be a strong plus.
A strong sense of building systems which take into account security
issues and a good working knowledge of the latest security issues and
trends will be a strong plus.
Implementation experience in creating a configuration system (like a
registry or config database) in an embedded appliance to store and
manipulate system configurations will be a plus. Familiarity and prior
development experience of a Cisco-like CLI will be a plus.
Implementation experience with SNMP and Network Management Systems
(NMS) will be a plus.
Excellent verbal and written technical communication skills essential.
Ability to work on a flexible schedule and perform well in fast-paced