Jobs in the United States

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Added 7 hours ago
Senior Signals Software Engineer - 25k Sign on Bonus
LEIDOS, INC.
Columbia, MD
Leidos has a new and exciting opportunity for a Senior Signals Software Engineer in our Intel Sectors, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in…
Added 7 hours ago
Senior Signals Software Engineer - 25k Sign on Bonus
LEIDOS, INC.
Columbia, MD
Leidos has a new and exciting opportunity for a Senior Signals Software Engineer in our Intel Sectors, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in…
Added 8 hours ago
Network Engineer
2HB Incorporated
Annapolis Junction, MD
This is a full-time position, and requires a TS/SCI/Full Scope Polygraph Clearance.
Added 8 hours ago
Senior Systems Test Engineer
Arcfield
Las Cruces, NM
Must possess and be able to maintain a TS/SCI clearance with Polygraph.
Added 10 hours ago
Cryptographic Software Engineer
MANTECH
Linthicum Heights, MD
Experience with high-grade network encryptors, Key Management Infrastructure, and secure key distribution protocols.
Added 10 hours ago
Cryptographic Systems Engineer
MANTECH
Linthicum Heights, MD
Hands-on experience with Network Security Protocols, particularly EAP-TLS, MACsec, and IPsec.
Added 11 hours ago
385 - Systems Integration Engineer
ARSIEM
Ft. Meade, MD
Clearance Requirement: This position requires an active TS/SCI with a polygraph. You must be a US Citizen for consideration.
Added 11 hours ago
415 - Systems Integration Engineer
ARSIEM
Ft. Meade, MD
Clearance Requirement: This position requires an active TS/SCI with a polygraph. You must be a US Citizen for consideration.
Added 11 hours ago
Information Technology (IT) Systems Engineer
Leidos
Bethesda, MD
Leidos has a new and exciting opportunity for an experienced, results oriented Information Technology (IT) Systems Engineer in our Intel Sector Analysis Solutions Business Area (ASBA) . Our…
Added 11 hours ago
CS
Cybersecurity Engineer (CPT / DCO Support)
Cyber Synergy Consulting Group
Annapolis, MD
- $130,000 to $170,000 USD / year
Cyber Synergy is seeking a Cybersecurity Engineer to support Cyber Protection Team (CPT) mission operations by providing technical and strategic support to threat-focused,…
Added 11 hours ago
Cyber Security Project Engineer - TS/SCI FSPG
Tesla Laboratories. Inc.
McLean, VA
The Contractor shall work in partnership with an integrated team of staff and contractor targeting analysts to develop mission-focused projects for the Sponsor.
Added 12 hours ago
Senior DevOps Engineer
Bigbear.ai
Washington
TS/SCI clearance with current CI polygraph (required).
Added 12 hours ago
Systems Engineer
Institute for Defense Analyses (IDA)
La Jolla, CA, CA
Project ability to obtain and maintain Top Secret/SCI security clearance with lifestyle polygraph. Current TS/SCI with lifestyle polygraph clearance preferred.
Added 13 hours ago
AWS & Databricks Cloud Platform Engineer, Senior
Booz Allen Hamilton_United States
Alexandria, VA · St. Louis, MO
…eligibility requirements for access to classified information; TS/SCI clearance with polygraph is…
Added 13 hours ago
OP
System Engineer 3 BP-064
Onyx Point, Inc.
Hanover, MD
- $78,000 to $250,000 USD / year
TO BE CONSIDERED FOR THIS POSITION YOU MUST HAVE AN ACTIVE TS/SCI W/ FULL SCOPE POLYGRAPH SECURITY CLEARANCE (U.S. CITIZENSHIP REQUIRED)
Added 13 hours ago
E
Linux Systems Engineer
Everwatch
Annapolis Junction, MD
- $86.54 to $115.39 USD / hour
…eligibility requirements for access to classified information; TS/SCI clearance with polygraph is…
Added 14 hours ago
NETWORK ENGINEER I
FLASH Technology Group
Laurel, MD
Are you ready to make a meaningful impact with a company that values your technical ambition?
Added 14 hours ago
E
Information Systems Security Officer
Everwatch
Annapolis Junction, MD
- $76.93 to $91.35 USD / hour
…eligibility requirements for access to classified information; TS/SCI clearance with a Polygraph is…
Added 15 hours ago
Network Engineer
The Swift Group
United States
US citizenship and an active TS/SCI with Polygraph security clearance required
Added 15 hours ago
Hardware Engineer
The Swift Group
United States
US citizenship and an active TS/SCI with Polygraph security clearance required
Added 15 hours ago
Senior Network Operations Engineer – Tier 3
CACI, INC.-FEDERAL
Washington, DC · Doral, FL · Reston, VA · Millington, TN · Honolulu, HI
Minimum Clearance Required to Start: TS/SCI with Polygraph
Added 15 hours ago
Systems Engineer
Radiance Technologies, Inc.
Beavercreek, OH
· Strong analytical, troubleshooting, and problem-solving skills, with the ability to diagnose issues across application, infrastructure, and network layers
Added 15 hours ago
Systems Software Engineer
DAn Solutions
Washington, DC
REQUIRES AN ACTIVE/EXISTING TS/SCI WITH CI POLYGRAPH
Added 15 hours ago
Infrastructure Engineer / Architecture
DAn Solutions
Washington, DC
REQUIRES AN ACTIVE/EXISTING TS/SCI WITH CI POLYGRAPH
Added 16 hours ago
VTOC Operations Engineer
Arena Technical Resources, LLC
St. Louis, MO
Manage AV network infrastructure and ensure integration with existing

CACI

Systems Engineer

Aberdeen Proving Ground, MD, United States
Aberdeen Proving Ground, United States

$108,400 - 227,500 USD · Full-time

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Job details

Pay: $108,400 - 227,500 USD
Job type: Full-time
Apply by: Apr 26, 2027
Experience: 8 years of previous work experience
Posting language: English
Posted: Oct 28, 2026

Original job description

Job Title: Systems Engineer

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: Up to 25%

Type of Travel: Local

The Opportunity:

We are seeking a systems engineer to work with the Army's premier signal intelligence R&D engineering organization. You will work to develop cutting edge SIGINT capabilities with a top-tier team of professionals. You will work to solve a diverse range of technical challenges by engineering solutions for systems engineering, RF/antenna engineering, field operations, technical documentation, procurement support, and user training problems.

**MUST HAVE on hand TS/SCI clearance CI Polygraphy**

Responsibilities:

Lead the systems engineering lifecycle for SATCOM prototypes, from requirements definition through integration, fielding, test, sustainment, and transition.
Develop system architectures, interface definitions, block diagrams, network diagrams, RF signal-flow diagrams, bills of material, configuration baselines, and technical operating procedures.
Design and integrate deployable SATCOM systems incorporating antennas, feeds, low-noise block downconverters (LNBs), block upconverters (BUCs), amplifiers, modems, waveguides, RF cabling, networking equipment, compute platforms, and mission-processing equipment.
Travel to operational, test, exercise, customer, vendor, and field locations to install, configure, operate, test, troubleshoot, maintain, and recover SATCOM prototype systems.
Create and maintain operator manuals, installation guides, troubleshooting guides, maintenance procedures, quick-reference cards, and training materials.

Qualifications:

Required:

MUST HAVE TS/SCI clearance CI Polygraphy
BS in systems engineering, electrical engineering, telecommunications, computer engineering, computer science, or a related technical discipline.
8 years of previous work experience
Experience engineering, integrating, testing, or operating SATCOM, RF communications, wireless communications, tactical communications, or related systems.
Knowledge of satellite communications architecture and RF signal chains, including antennas, feeds, LNBs, BUCs, high-power amplifiers, modems, waveguides, RF cabling, connectors, filters, splitters, and related test equipment.
Ability to develop and interpret system architecture diagrams, RF block diagrams, network diagrams, wiring/cabling diagrams, interface-control documents, and technical procedures.
Experience with field installation, setup, operation, troubleshooting, and repair of communications or technical systems.
Working knowledge of IP networking, including routing, switching, VLANs, firewalls, addressing, throughput, latency, and network troubleshooting.
Ability to travel regularly and perform field work, including lifting and moving equipment, working outdoors, working from ladders or elevated platforms as required, and operating in austere or time-constrained environments.

Desired:

Experience with SATCOM systems operating in X-, Ku-, Ka-, C-, L-, or S-band environments.
Experience with commercial and/or military SATCOM terminals, hub systems, modems, and satellite network management tools.
Familiarity with RF test equipment such as spectrum analyzers, power meters, frequency counters, cable analyzers, and signal generators.
Knowledge of systems engineering practices, including requirements traceability, configuration management, technical risk management, verification and validation, and lifecycle planning.
Experience supporting government, defense, emergency response, expeditionary, or remote-site communications missions.

What You Can Expect:

A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$108,400 - 227,500 USD

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

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More about this job

Skills

Documentation
Procurement
Troubleshoot
Troubleshooting
Electrical engineering
Computer engineering
Computer science
Work in outdoor conditions
Network administration
Risk management
Emergency response

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