Systems Administrator

Who we are

At Applied Network Solutions (ANS), we bring together some of the most curious minds in networking and cybersecurity. ANS was founded to disrupt the status quo. For over 20 years, our team provides expertise in network, system engineering and both offensive and defensive cybersecurity operations.

Our vision is for a future in which talent and customers alike come to ANS because of our reputation for delivering technical excellence, solving our nation’s toughest challenges and our ability to exceed expectations.

At ANS we value the integrity of your work. We are looking for the right person to plan, analyze, design, develop, test, secure, integrate, implement, operate, and maintain the custom solutions that ANS delivers. Together, let’s ensure today is safe and tomorrow is smarter.

We are currently seeking a Linux / UNIX / Windows System Administrator that will provide Tier 2 technical support to maintain high priority operational systems at a high level of availability, and resolve problems based on mission criticality and guidance. This position is an 8:00 AM to 5:00 PM position (with after‑hours call‑in responsibility).

• An active and in‑scope TS/SCI with polygraph U.S. security clearance
• Qualified applicants may be subject to a security investigation and must meet minimum qualifications for access to classified information
• Must have a current DODI 8570.01‑M IAT Level II (minimum) Certification (i.e., Security+ CE or equivalent)

• A University degree and 5 years of relevant experience, OR
• A Master's degree and 3 years of relevant experience OR
• 13 years of related experience in lieu of a degree
• Military experience may substitute for some requirements. Military technical certification credit for military experience (military personnel who have been formally trained or have relevant experience obtained while in service versus civilian training)

• Working experience in UNIX or Linux Systems Administration working with customers in technical operations or engineering
• Experience configuring domain information utilities, such as Active Directory, Centrify, LDAP, and DNS
• Strong background and experience troubleshooting and debugging applications
• Experience presenting technical information to customers, clients and/or internal audiences
• A thorough understanding of operating system concepts such as swapping and paging, inter‑process communication, and devices and device drivers
• The ability to work effectively with frequent and direct customer interaction in a real‑time operational environment
• The ability to work under pressure in restoring high priority systems back to operations

• Ability to navigate, debug, and modify programs in an advanced programming language
• Ability to write PERL, python, and shell scripts
• Experience with storage products from Oracle/Sun/STK, EMC, IBM, Net App, and/or DDN
• Experience with virtual / cloud computing technologies using Citrix, VMware, and Amazon Web Services (AWS)
• Working knowledge of thin‑client technologies
• Experience designing, implementing, and troubleshooting Public Key Infrastructure (PKI)

• Strong team building skills
• Performs software application maintenance on mission systems running a variety of operating systems to include Solaris, Unix, Linux, Windows and VMS
• Performs routine and preventative maintenance such as general computer tasks, application loads, disk utilization, system loading and system monitoring
• Detects, isolates, documents, quickly reports, and resolves system outages, or problems encountered during operations of the operational system baseline, including the collections of diagnostic data, restoring the system operation, development of workarounds, and other activities necessary for recovery of a system
• Accurately documents problems in logging and discrepancy reporting tools
• Collect data describing the environment at the time of the failure and perform other activities in support of Tier 3 maintenance provider DR investigation and resolution
• Perform system monitoring, analyze and document performance and conduct trend analyses as required
• Support system…