System Engineer III
- Level
- Senior
Not stated in the posting: salary, work type, visa.
Open. First seen 4 October 2026.
About the role
Prosync's standard text
ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company with a strong military heritage and a record of excellence in supporting the Department of Defense and the Intelligence Community. If you have prior military service or government contracting experience, are proud to serve and support our nation, and want to help support ProSync's mission to "Define and Redefine the State of Possible,” please apply today!
ProSync is seeking a System Engineer with experience across the full systems engineering lifecycle, from initial concept and design through deployment, integration, and operational support. The ideal candidate will work as part of a small, mission-focused team, collaborating closely with customers and end users to deliver reliable, high-performance technology solutions. This role requires hands-on expertise in systems integration, network infrastructure, hardware support, and deployment activities within mission-critical environments.
- Support the complete systems engineering lifecycle, including planning, integration, testing, deployment, maintenance, and operational support.
- Perform hardware and software integration activities to ensure seamless system functionality and mission success.
- Install, relocate, remove, and maintain network infrastructure components, including fiber optic and CAT5/CAT6 cabling, cross-connects, telecommunications equipment, networking devices, and equipment racks/cabinets.
- Conduct system installation, decommissioning, analysis, testing, and evaluation activities to ensure successful hardware and software integration.
- Monitor, analyze, troubleshoot, and resolve hardware, software, and network-related issues to maintain system performance and availability.
- Perform Quality Assurance (QA) evaluations to verify system reliability, maintainability, safety, and adherence to established standards.
- Terminate and certify various cable types, including CAT5, CAT6, and fiber-optic cabling.
- Utilize fiber-optic testing equipment, including Optical Power Meters and Optical Time Domain Reflectometers (OTDR), to validate network performance and troubleshoot connectivity issues.
- Provide hardware support and maintenance for Dell server environments, including diagnosing, repairing, and replacing server components.
- Support and maintain infrastructure equipment from vendors such as Dell, Arista, and Raritan.
- Collaborate directly with customers, stakeholders, and end users to gather requirements, resolve technical issues, and support mission objectives.
- Assist with system deployments and field operations as needed to ensure successful implementation and transition to operational use.
Requirements
- A Bachelor’s degree in a Qualified Engineering Field or a related discipline from an accredited college or university plus six (6) years of experience in system engineering (OR) An Associate's Degree, a High School Diploma or GED plus ten (10) years of general system engineering experience (OR) A Master’s degree in a Qualified Engineering Field or a related discipline from an accredited college or university plus four (4) years of systems engineering experience (OR) A PhD in a Qualified Engineering Field or a related discipline from an accredited college or university plus two (2) years of systems engineering experience.
- Experience with system hardware/software integration and system deployments.
- Experience performing installation, relocation, removal and maintenance of fiber/cat5/6 cabling, cross connections, equipment cabinets, networking, and telecommunications equipment.
- Experience installing, decommissioning, analyzing, testing and evaluation of activities within systems to assure the smooth integration of mission software and hardware.
- Ability to monitor, analyze, troubleshoot, and or evaluate hardware/software, and other network related problems
- Experience performing Quality Assurance evaluations to assure systems build quality, reliability; maintainability and safety are as required.
- Proficiency in terminating a variety of cables to include; CAT-5/6, and fiber-optic cables.
- Experience with Fiber Optic Test Equipment including Meter and Optical Time Data Recorder (OTDR).
- Dell hardware support. Experience fixing or replacing parts in dell servers.
- Familiarity with Dell, Arista, and Raritan hardware.
- A Top Secret/SCI with Polygraph is required.
Prosync's standard text
Benefits
Join PROSYNC and enjoy our great benefits!
Compensation:
- We offer bonuses that are awarded quarterly to our employees and our compensation rates are highly competitive.
Prosync's standard text
Health & Retirement:
- We offer a comprehensive Health Benefits package and 401K Retirement plan so you can take care of yourself and your family, now and in the future. Other health-related benefits include an employee assistance program for those difficult times or when you need to take care of your mental health.
Education:
- Individual growth is a priority at ProSync. Employees are encouraged to take advantage of our company-sponsored continuing education program so you can get your degree or that next certification you need to propel you to the next level.
Prosync's standard text
Work/Life Balance:
- A healthy work/life balance is essential for building and executing your work effectively at ProSync, but it’s also necessary to allow you the room to pursue everything else you want to develop in your personal life.. We offer generous Paid Time Off and 11 paid holidays a year. ProSync also provides flexible work options that work with your schedule and lifestyle.
What this role asks for
74% of this description is written for the role. The rest is Prosync's standard text, folded away below.
Read against Prosync's other open postings on this site.
The team: Programs HIRES STEADILY
This role is one of 37 open in Programs. 14 were posted in the last 30 days and the oldest in January: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Cybersecurity (11 of 37), Linux (9 of 37), Jira (7 of 37), Cisco (6 of 37), Python (6 of 37), Kubernetes (5 of 37), Docker (4 of 37)
OTHER ROLES ON THIS TEAM
- Sr. Information System Security Officer posted Oct 6
- Systems Engineer I/II OR Software Engineer 0/I/II posted Oct 2
- Systems Engineer I OR Systems Administrator II posted Oct 2
- Software Engineer II (Zabbix) posted Oct 2
- System Engineer V posted Oct 2
- Network Engineer II posted Oct 2
- Network Engineer II posted Oct 2
- System Engineer III (Linux/Windows) posted Oct 2
- Software Engineer II/III (Java) posted Oct 2
- Software Engineer I/II posted Oct 2
- Software Engineer II posted Oct 2
- Network Engineer II posted Oct 2
- System Engineer IV posted Oct 2
- Software Engineer III posted Sep 30
- Information Security Specialist II/III (SCG) posted Sep 17
- Security Specialist I posted Aug 17
- Security Specialist I (COMSEC/PHYSEC/INFOSEC/PERSEC) posted Jul 13
- Security Specialist II/Alarms/Locks posted Jun 25
- Security Specialist II (COMSEC/PHYSEC/INFOSEC/PERSEC) posted Jun 17
- Locksmith/Security Specialist II posted May 22
- Security Specialist II posted May 22
- Information System Security Specialist III posted May 1
- Information System Security Specialist II posted May 1
- Security Specialist II (COMSEC/PHYSEC/INFOSEC/PERSEC) posted Apr 29
- Security Specialist III (COMSEC/PHYSEC/INFOSEC/PERSEC/OPSEC) posted Apr 29
- Program/Project Manager II posted Apr 29
- Management Analyst II posted Apr 29
- Management Analyst I posted Apr 29
- Supervisory Technical Writer posted Apr 14
- Management Analyst II posted Apr 14
- Technical Writer II posted Apr 8
- Technical Instructor/Curriculum Developer posted Apr 8
- Information System Security Officer 2 posted Mar 9
- System Engineer III posted Feb 10
- System Administrator II posted Feb 9
- Technical Writer II posted Feb 9
From the team and dates on Prosync's own job board.
Other openings for this role
2 open postings for this role in Annapolis Junction, first posted 4 October 2026. The company is likely hiring for more than one position. None has been taken down and posted again.
- 4 October 2026 – open
- 4 October 2026 – open (this posting)
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