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Application Engineer; Linux, TCP​/IP, GSM, UMTS, LTE, firewall, VPN, Scripting in Columbia, MD

Job in Frederick, Frederick County, Maryland, 21701, USA
Listing for: DBA Web Technologies
Full Time position
Listed on 2026-05-31
Job specializations:
  • IT/Tech
    Systems Engineer, Systems Administrator, IT Support, Network Security
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Application Engineer (Linux, TCP/IP, GSM, UMTS, LTE, firewall, VPN, Scripting) in Columbia, MD

Application Engineer (Linux, TCP/IP, GSM, UMTS, LTE, firewall, VPN, Scripting) in Columbia, MD

Location:

Columbia, MD

Job Function:
System Support

Date Of Job Posting: 08-14-2017

Salary: Excellent Compensation with benefits

SKILLS: Linux, TCP/IP, GSM, UMTS, LTE, Mobile Network Architecture, Linux Admin, Firewall, VPN, python, perl, shell, vi, Security Certifications

Security Clearance: MUST HAVE SECURITY CLEARANCE.

Responsibilities
  • Provide system installation support including packaging breakout and installation of equipment; create installation drawings/instructions, cable management (fiber, coaxial, twisted pair); initial OS and application software installation; generate as-built documents; initial system configuration and equipment checkout for proper operation including system implementation and troubleshooting support as it relates to the Keysight GSM, UMTS, and LTE network monitoring system elements.
  • Provide ongoing support of installed base of systems; remote and on-site troubleshooting, software and hardware updates; including 24/7 remote telephone support as needed.
  • Provide solution design recommendations. Ensure software packages and as-built documents are current.
  • Duties also include: network planning, lab testing, lab support and troubleshooting and system administration support as related to Keysight systems deployed in the field or in customer lab facilities.
  • Planning and coordinating large and small scale network projects within a multi-vendor infrastructure environment in voice and data telecommunication networks.
  • Provide multi-level on-site customer training as it pertains to survey, planning, and installing system functionality and system operation.
  • Provide labor reporting, inventory management, indirectly manage other system engineers assigned to the program.
  • As availability permits, support sales personnel in pre-sales activities for new business opportunities.
Job Qualifications
  • Must have active security clearance.
  • 8+ years relevant experience required.
  • Experience with hands‑on rack and stack, installation, commissioning, and maintenance of telco grade servers and systems.
  • Experience creating install guides and as-built documentation.
  • Linux system and network administration experience.
  • Experience with firewall and VPN configuration.
  • Experience with scripting languages and programming a plus; python, perl, shell, vi.
  • Strong knowledge of networking protocols such as TCP/IP, NAT, routing, and switching.
  • Working knowledge of GSM, UMTS, and LTE mobile network architectures and protocols.
  • Networking and security certifications a plus.
  • Strong customer service and interpersonal skills; excellent written and verbal communication skills.
  • Program management experience a plus.
  • Bachelor's degree or equivalent education and experience.
  • Position will be located in Columbia, Maryland.

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