Linthicum Heights jobs in Linthicum Heights hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $201,864/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.
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twosixtech.com • HQ: Arlington, United States • National Security • Intelligence • Electronic Warfare • Cyber Warfare • 1001-5000 employees • Est. 2021 • Trust B • Hiring 63, 3 new
HQ: Arlington, United States • National Security • Intelligence • Electronic Warfare • Cyber Warfare • 1001-5000 employees • Est. 2021 • Trust B • Hiring 63, 3 new
Two Six Technologies is an American company formed in 2021 when the private equity firm Carlyle combined the national security business of IST Research with parts of Two Six Labs. It builds cyber capabilities, electronic warfare systems, information operations tooling and research prototypes for United States defence and intelligence customers, sitting closer to research than to traditional systems integration. Headquartered in Arlington, Virginia, it employs mostly cleared engineers and researchers, and much of its work involves turning DARPA-funded research into systems operational units can actually deploy.
gigatec.net • HQ: Annapolis Junction, United States • Engineering Services • High-Performance Computing • 11-50 employees • Hiring 34, 34 new
HQ: Annapolis Junction, United States • Engineering Services • High-Performance Computing • 11-50 employees • Hiring 34, 34 new
GIGATEC Engineering is an engineering and technology company that supports demanding high-performance computing missions. It delivers secure software deployments, automates infrastructure with Ansible and Python and runs containerised services on Kubernetes, and it is hiring an HPC DevOps and software integration engineer. The company is based in Annapolis Junction, Maryland, United States.
cti-md.com • HQ: Columbia, United States • Analytics & BI Consulting • IT Consulting & Digital Transformation • Information Security • 51-200 employees • Est. 2008 • Trust B • Hiring 30, 5 new
HQ: Columbia, United States • Analytics & BI Consulting • IT Consulting & Digital Transformation • Information Security • 51-200 employees • Est. 2008 • Trust B • Hiring 30, 5 new
Customer-centric and results-driven with a team of Cyber & Intelligence SMEs, Engineers, Technology Integrators & Administrators.
caci.com • HQ: Reston, United States • National Security • IT Consulting & Digital Transformation • Intelligence • Electronic Warfare • 5000+ employees • Est. 1962 • IT services • Trust D • Hiring 1609, 140 new
HQ: Reston, United States • National Security • IT Consulting & Digital Transformation • Intelligence • Electronic Warfare • 5000+ employees • Est. 1962 • IT services • Trust D • Hiring 1609, 140 new
CACI International is an American technology company founded in 1962 that works almost entirely for United States defence, intelligence and federal civilian agencies. It has moved from being a conventional IT services contractor toward supplying its own technology, with a substantial expeditionary electronic warfare and signals intelligence product line, photonics and optical communications for space, and secure network modernisation. Headquartered in Reston, Virginia, the company employs more than twenty thousand people, the majority holding security clearances, and has grown through a steady programme of acquisitions that add differentiated technology rather than headcount alone.
sprymethods.com • HQ: Tysons, United States • IT Consulting & Digital Transformation • Information Security • Est. 2001 • Trust B • Hiring 39
HQ: Tysons, United States • IT Consulting & Digital Transformation • Information Security • Est. 2001 • Trust B • Hiring 39
Spry Methods, Inc. is a company providing a wide range of solutions and services to the Federal Government, Department of Defense, Intelligence Community, and the Commercial market. They specialize in cyber security, offering expertise to national security missions, Federal law enforcement, and DoD partners. The company also delivers IT and platform services, focusing on solving complex challenges and modernizing IT infrastructures with emerging technologies.
peraton.com • HQ: Reston, United States • Systems Integrators • Information Security • Homeland Security • National Security • 1001-5000 employees • Est. 2017 • Trust A • Hiring 933, 122 new
HQ: Reston, United States • Systems Integrators • Information Security • Homeland Security • National Security • 1001-5000 employees • Est. 2017 • Trust A • Hiring 933, 122 new
Peraton is an American national security and technology company that provides systems engineering, IT modernisation, cyber, space and communications services to defense, intelligence, homeland security, civil and health agencies of the US government. Formed in 2017 by Veritas Capital and enlarged in 2021 through the acquisitions of the federal IT and mission support business of Northrop Grumman and of Perspecta, it employs tens of thousands of people across the United States. The company is headquartered in Reston, Virginia, United States.
redarchsolutions.com • HQ: Columbia, United States • Digital Government • Information Security • 201-500 employees • Est. 2004 • Hiring 27
HQ: Columbia, United States • Digital Government • Information Security • 201-500 employees • Est. 2004 • Hiring 27
Red Arch Solutions is a US information technology and cyber services contractor, founded in January 2004, that supports federal customers on prime contracts at sites such as Fort Meade. It hires system administrators, DevOps and Linux Kubernetes engineers, software integration engineers and Java developers in Maryland, Virginia and Texas. The company is headquartered in Columbia, Maryland, United States.
ais.com • HQ: Reston, United States • Cloud Consulting & Migration • 201-500 employees • Est. 1982 • Trust B • Hiring 31, 1 new
HQ: Reston, United States • Cloud Consulting & Migration • 201-500 employees • Est. 1982 • Trust B • Hiring 31, 1 new
Trusted by many to deliver transformative solutions. Experts in Microsoft Cloud. Tap into the combined potential of your people and technology with AIS.
northropgrumman.com • HQ: Falls Church, United States • Space Defense • C4ISR • Satellite Manufacturing • Aerospace Manufacturing • Defense Manufacturing • 5000+ employees • Est. 1994 • Trust A • Hiring 3003, 163 new
HQ: Falls Church, United States • Space Defense • C4ISR • Satellite Manufacturing • Aerospace Manufacturing • Defense Manufacturing • 5000+ employees • Est. 1994 • Trust A • Hiring 3003, 163 new
Northrop Grumman is an American defence contractor whose oldest predecessor was founded in 1939, and which took its present form through the 1994 combination of Northrop and Grumman. It builds strategic systems including the B-21 Raider bomber and the Sentinel intercontinental ballistic missile programme, military and civil space systems, radars and electronic warfare equipment, autonomous aircraft, and mission systems and software for the United States armed forces and allied governments. Headquartered in Falls Church, Virginia and listed on the New York Stock Exchange, it earns the large majority of its revenue from the American government and employs close to one hundred thousand people.
$163k – $245k per year • Staff+ • 12+ years exp • In office (Linthicum Heights, United States) • Relocation • Bachelor's Degree • Full-Time • TS/SCI • Staff
$88k – $131k per year • Middle • 3+ years exp • In office (Linthicum Heights, United States) • Relocation • Bachelor's Degree • Full-Time • TS/SCI • Middle
$136k – $204k per year • Senior • 8+ years exp • In office (Linthicum Heights, United States) • Relocation • Bachelor's Degree • Full-Time • TS/SCI • Staff
spacenexus.us • HQ: Uppsala, Sweden • Digital Media • Financial Data & Market Intelligence • 1-10 employees • Est. 2026 • Trust A • Hiring 1744
HQ: Uppsala, Sweden • Digital Media • Financial Data & Market Intelligence • 1-10 employees • Est. 2026 • Trust A • Hiring 1744
SpaceNexus is a space industry intelligence platform run by SpaceNexus LLC that tracks launches, satellites, space stocks, funding rounds, contract awards and news for investors, engineers and analysts. The service, launched in 2026, offers profiles of more than 370 space companies, newsletters, an API, embeddable widgets and a space jobs section that aggregates openings from firms such as Planet and Varda Space Industries. Its job feed therefore lists third-party roles in spacecraft engineering, manufacturing, software, legal and operations rather than positions at SpaceNexus itself.
$163k – $245k per year • Staff+ • 12+ years exp • In office (Linthicum Heights, United States) • Relocation • Bachelor's Degree • Full-Time • TS/SCI • Staff
$88k – $131k per year • Lead • 5+ years exp • In office (Linthicum Heights, United States) • Relocation • Bachelor's Degree • Full-Time • TS/SCI • Principal
$105k – $158k per year • Lead • 8+ years exp • In office (Linthicum Heights, United States) • Relocation • Bachelor's Degree • Full-Time • TS/SCI • Principal
gliacelltechnologies.com • HQ: Annapolis Junction, United States • National Security • Engineering Services • Hiring 77, 2 new
HQ: Annapolis Junction, United States • National Security • Engineering Services • Hiring 77, 2 new
GliaCell Technologies is a US defense and intelligence engineering contractor that provides software, test and AI engineering to mission-focused government customers, mostly around Annapolis Junction, Columbia and Laurel in Maryland. Nearly all of its positions require an active TS/SCI clearance with polygraph, and it promotes personalised training programs and close support for its engineers on customer programs. It hires principal and senior software engineers, Python developers, test engineers and artificial intelligence engineers, some with partial telework, with smaller teams in Aurora, Colorado and Honolulu.
parsons.com • HQ: Chantilly, United States • Civil & Structural Engineering • C4ISR • Engineering Services • Homeland Security • 5000+ employees • Est. 1944 • NYSE: PSN • Hiring 361, 99 new
HQ: Chantilly, United States • Civil & Structural Engineering • C4ISR • Engineering Services • Homeland Security • 5000+ employees • Est. 1944 • NYSE: PSN • Hiring 361, 99 new
Parsons Corporation is a technology-driven defense, intelligence, and critical infrastructure engineering enterprise. The company focuses on delivering advanced cybersecurity, missile defense and space ground systems, geospatial intelligence, environmental remediation, and complex civil infrastructure engineering for transportation, aviation, bridges, and water systems.
≈ $127k – $253k per year (Estimated) • Staff+ • 10+ years exp • In office (Linthicum Heights, United States) • Bachelor's Degree • Full-Time • TS/SCI • Staff
ddc-dine.com • HQ: Scottsdale, United States • Professional Services • Information Technology • Cybersecurity • 501-1000 employees • Hiring 19, 4 new
HQ: Scottsdale, United States • Professional Services • Information Technology • Cybersecurity • 501-1000 employees • Hiring 19, 4 new
Diné Development Corporation is a Navajo Nation-owned family of companies based in Scottsdale, Arizona, providing IT, cybersecurity, cloud, professional, environmental and research and development services to US government agencies and commercial clients. Its subsidiaries include DDC IT Services, Diné Source, Red Canyon, North Stone, Seventh Emergence, NOVA and SpinSys-Diné, with offices in Albuquerque, Falls Church, Dayton and North Charleston and staff supporting DISA at Fort Meade and Marine Corps sites at Quantico. It hires software test and program managers, application and systems engineers, Java full stack developers, cloud specialists and cybersecurity analysts.
themisinsight.com • HQ: Columbia, United States • Digital Government • Engineering Services • 201-500 employees • Est. 2013 • Trust A • Hiring 26, 2 new
HQ: Columbia, United States • Digital Government • Engineering Services • 201-500 employees • Est. 2013 • Trust A • Hiring 26, 2 new
Themis Insight is a consulting and technology services firm based in Columbia, Maryland, that supports government and commercial clients with systems engineering, software development, data science, cybersecurity and decision-support work. Its staff largely work on-site for intelligence community customers in central Maryland, around Fort Meade, Annapolis Junction, Linthicum Heights and Laurel, and many positions require a TS/SCI clearance with polygraph. It hires software, systems, cloud and database engineers, data scientists, system administrators, cybersecurity and signals analysts, technical writers and rules analysts.
≈ $114k – $221k per year (Estimated) • Senior • 7+ years exp • In office (Linthicum Heights, United States) • Bachelor's Degree • Full-Time • TS/SCI • Senior
≈ $132k – $242k per year (Estimated) • Senior • 7+ years exp • In office (Linthicum Heights, United States) • Bachelor's Degree • Full-Time • TS/SCI • Senior
≈ $113k – $215k per year (Estimated) • Senior • 5+ years exp • In office (Linthicum Heights, United States) • Bachelor's Degree • Full-Time • TS/SCI • Senior
netsage.com • HQ: Annapolis, United States • Digital Government • Information Security • 11-50 employees • Trust A • Hiring 31
HQ: Annapolis, United States • Digital Government • Information Security • 11-50 employees • Trust A • Hiring 31
NetSage is a cyber services contractor for the US federal government, based in Annapolis, Maryland, that supports national security missions with offensive and defensive cyber operations, software and AI development, and intelligence analysis. Its teams are embedded with government customers and work on CNO development, vulnerability research, reverse engineering, threat hunting, data engineering and all-source and target analysis, mostly at Annapolis Junction. It hires signals analytic technique developers, CNO programmers and reverse engineers, vulnerability researchers, AI and software engineers, systems engineers and analysts at junior to principal levels.
leidos.com • HQ: Reston, United States • C4ISR • National Security • Engineering Services • Defense Manufacturing • Systems Integrators • 5000+ employees • Est. 2013 • IT services • Trust B • Hiring 1596, 166 new
HQ: Reston, United States • C4ISR • National Security • Engineering Services • Defense Manufacturing • Systems Integrators • 5000+ employees • Est. 2013 • IT services • Trust B • Hiring 1596, 166 new
Leidos is an American technology and engineering services company created in 2013 when Science Applications International Corporation split in two, with Leidos taking the technical services and solutions business. It is one of the largest suppliers to the United States government, working across defence programmes, intelligence systems, civil agencies including the Federal Aviation Administration, and healthcare services for the Department of Veterans Affairs. Headquartered in Reston, Virginia, the company also builds security detection products for airports and borders, and has concentrated recent investment on trusted artificial intelligence and autonomy for mission environments.
sosi.com • HQ: Reston, United States • IT Infrastructure & Networking Services • Military Logistics • Translation Services • Intelligence • 1001-5000 employees • Est. 1989 • Trust C • Hiring 218, 7 new
HQ: Reston, United States • IT Infrastructure & Networking Services • Military Logistics • Translation Services • Intelligence • 1001-5000 employees • Est. 1989 • Trust C • Hiring 218, 7 new
SOS International, known as SOSi, is a privately held American government services company founded in 1989 that began by supplying linguists and interpreters to the United States military. It has since broadened into intelligence analysis, logistics and base operations support, information technology and network engineering, and cybersecurity, working for defence, intelligence and federal civilian customers both in the United States and in deployed locations. Headquartered in Reston, Virginia and still family owned, it employs several thousand people, a large share of them holding security clearances.
idexcorp.com • HQ: Northbrook, United States • Safety & Protective Equipment • Industrial Machinery • Optics & Photonic Components • 201-500 employees • Est. 1988 • Trust B • Hiring 244, 24 new
HQ: Northbrook, United States • Safety & Protective Equipment • Industrial Machinery • Optics & Photonic Components • 201-500 employees • Est. 1988 • Trust B • Hiring 244, 24 new
IDEX Corporation is a diversified industrial manufacturer headquartered in Northbrook, Illinois, making pumps, flow meters, optics, fluidics systems, fire and rescue equipment and other specialty engineered products. Listed on the New York Stock Exchange, it runs dozens of business units grouped into fluid and metering technologies, health and science technologies, and fire, safety and diversified products, with sites across North America, Europe and Asia. It hires quality engineers and technicians, CNC machinists, production associates, embedded software engineers, buyers, product managers, regional sales managers and accountants.
motorolasolutions.com • HQ: Chicago, United States • Civil Defense • Homeland Security • Law Enforcement • Video Surveillance • RF & Wireless Hardware • 1001-5000 employees • Est. 2011 • NYSE: MSI • Trust B • Hiring 894, 76 new
HQ: Chicago, United States • Civil Defense • Homeland Security • Law Enforcement • Video Surveillance • RF & Wireless Hardware • 1001-5000 employees • Est. 2011 • NYSE: MSI • Trust B • Hiring 894, 76 new
Motorola Solutions is an American company created in 2011 when Motorola split in two, taking the enterprise and public safety communications business while the handset operation became Motorola Mobility. It is the dominant supplier of land mobile radio systems to police, fire and emergency services worldwide, a business protected by long replacement cycles and deep integration with dispatch operations. Around that core the company has assembled video security and access control through the Avigilon and Pelco acquisitions, command centre software for emergency call handling and records, and increasingly AI-assisted analytics across the whole safety and security portfolio.
