Support Equipment

SeaCommander

Also known as
  • Sea Commander
  • Sea Commander C2 system
  • Sea Commander Operator
  • Integrated Command & Control Spiral 2
  • Integrated Command and Control Spiral 2
  • SeaCommander software

SeaCommander is Lockheed Martin's command-and-control software for U.S. Coast Guard National Security Cutters, fusing weapons, sensor, intelligence, common operating picture, and data-link inputs into a single cutter tactical picture.

SeaCommander, Naval command-and-control software, Support Equipment
Image source: SeaCommander product page
Operator Training Context

Training Center Petaluma runs Sea Commander Operator instruction for Coast Guard Operations Specialists, which helps explain why this software is cataloged as a support-equipment record even without a direct armed-conflict usage row.

Training elementAudienceSeaCommander role
Sea Commander Operator courseOperations Specialists E-4 to E-6Prepares operators for key system-control roles in the Sea Commander Operator system.
Instruction areasNSC command-and-control watch teamsCourse material covers navigation, track management, mission coordination, sensor operations, and communications functions.

Source: Coast Guard OS school Sea Commander course.

Profile / Specs

Profile

Origin
United States
Type
Naval command-and-control software
Service note
2017-present
Designer
Lockheed Martin
Produced
2012-present modernization and integration activity

Specifications

System type
Naval combat-management and command-and-control software
Primary operating platform
U.S. Coast Guard National Security Cutters
Operational picture
Fuses data from weapons systems, organic sensors, intelligence systems, common operating pictures, and common data links
Core functions
Real-time tactical data processing, tracking, doctrine and alert management, decision aids, weapons integration, and sensor interfaces
Data-link path
Supports a Link 11 migration path to Link 16
Command-system display
Includes Global Command and Control System display and track-management functions
Architecture
Certified version based on the Navy's Aegis Combat System
Training focus
Sea Commander Operator training covers navigation, track management, mission coordination, sensor operations, and communication functions
National Security Cutter Integration

SeaCommander matters as a cutter combat-system layer rather than as a standalone weapon. Coast Guard acquisition material identifies it as the primary command-and-control system for National Security Cutters, while Lockheed Martin describes it as the Integrated Command & Control Spiral 2 software used to support cutter C4ISR functions.

Integration areaCatalog relevanceSource-backed detail
Operational pictureCutter command and controlSeaCommander combines weapons-system, sensor, intelligence, common operating picture, and data-link inputs into one real-time operating picture for NSC crews.
Weapons and sensorsCombat-system interfaceCoast Guard C5ISR material describes new cutter command-and-control equipment as supporting navigation, targeting, weapons firing, sensor analysis, and underway ship operations.
Data links and tracksInteroperabilityLockheed Martin lists tactical data processing, tracking, GCCS display and track management, decision aids, and a Link 11 migration path to Link 16 among SeaCommander capabilities.
Shipboard communicationsNetworked cutter operationsLockheed Martin presents Integrated Shipboard Communications alongside SeaCommander for secure voice, video, data, telephony, intercom, and alarm handling on a ship network.

Sources: SeaCommander product page; Coast Guard C5ISR program page; Coast Guard C4ISR fact sheet.

Timeline

SeaCommander Key Events

  1. Sea Commander Block B work begins for NSCs

    The Coast Guard's FY2021 budget justification lists Sea Commander Block B design work for National Security Cutters through NSC 8 as beginning in FY2012.

    Sources: FY2021 Coast Guard budget justification

  2. USCG deploys a certified Sea Commander baseline

    The Coast Guard said a certified Sea Commander command-and-control baseline was deployed to operational National Security Cutters and Training Center Petaluma, creating a common hardware and software baseline.

    Sources: Coast Guard C4ISR fact sheet

  3. Block upgrade fielded

    The Coast Guard budget record identifies a FY2019 Sea Commander block upgrade that included interoperability and cybersecurity improvements.

    Sources: FY2021 Coast Guard budget justification

  4. Sea Commander modernization remains in C4ISR planning

    The same budget record planned continued Sea Commander suite development, integration, training, logistics, testing, and verification-lab work for National Security Cutters.

    Sources: FY2021 Coast Guard budget justification

Media

SeaCommander Images

SeaCommander, Naval command-and-control software, Support Equipment - view 1
Source: SeaCommander product page
Related Weapon Systems
CMS 330, Naval combat management system, Naval SystemsNaval SystemsCMS 330Naval combat management systemCMS 330 is a Canadian naval combat management system from Lockheed Martin Canada, originally developed for the Royal Canadian Navy's Halifax-class frigates and later exported or adapted across allied surface fleets. Public Canadian sources describe it as the central software layer that integrates ship sensors, weapons, communications, and information sources for situational awareness and combat-system coordination, with current users or planned integrations including Canada, New Zealand, Chile, and Germany.
Naval Tactical Data System, Shipboard combat information and weapon-direction data system, Naval SystemsNaval SystemsNaval Tactical Data SystemShipboard combat information and weapon-direction data systemThe Naval Tactical Data System was a U.S. Navy real-time shipboard command-and-control system developed in the 1950s to automate tactical data processing for missile-era fleet air defense. Built around militarized UNIVAC unit computers, Hughes display equipment, and Collins digital communications links, NTDS fused radar, sonar, communications, and ship-to-ship data into a shared tactical picture for combat information centers and weapon-direction support. Direct conflict-use accounts place NTDS-equipped ships in Vietnam War PIRAZ air-defense control and in Gulf War coalition airspace coordination.
SCOMBA combat management system, Naval combat management system, Naval SystemsNaval SystemsSCOMBA combat management systemNaval combat management systemSCOMBA is Navantia Sistemas' Spanish naval combat management system, a shipboard hardware-and-software architecture for building the tactical picture, allocating sensors and weapons, supporting mission planning, and coordinating command decisions on Spanish Navy surface combatants. Public program reporting ties the architecture to F-110 Aegis/AN-SPY-7 integration work and to the CATIZ export branch used for surface-vessel modernization and antisubmarine-system demonstrations.

Sources

SeaCommander product pagePublisher: Lockheed Martin | Note: Supports the official SeaCommander product name, Integrated Command & Control Spiral 2 identity, Lockheed Martin manufacturer/background context, tactical-data-processing and sensor-interface capabilities, National Security Cutter capability framing, Link 11 to Link 16 migration path, GCCS display and track-management functions, and hero and ISC image provenance. | Accessed: 2026-06-29Coast Guard C4ISR fact sheetPublisher: U.S. Coast Guard | Note: Supports the 2017 certified Sea Commander deployment to operational National Security Cutters and Training Center Petaluma, the Aegis-derived baseline, sensor information and target tracking functions, and the common hardware/software baseline. | Accessed: 2026-06-29Coast Guard C5ISR program pagePublisher: U.S. Coast Guard | Note: Supports Sea Commander as the primary command-and-control system for National Security Cutters and the description of fusing weapons-system, sensor, intelligence, common operating picture, and common data-link inputs into a real-time operational picture. | Accessed: 2026-06-29FY2021 Coast Guard budget justificationPublisher: U.S. Coast Guard | Note: Supports Sea Commander as the primary sensor, navigation, and weapons integration system installed on National Security Cutters, FY2012 Sea Commander Block B activity, FY2019 block-upgrade fielding, and FY2020-FY2021 development, integration, training, logistics, testing, and verification-lab planning. | Accessed: 2026-06-29Coast Guard OS school Sea Commander coursePublisher: U.S. Coast Guard | Note: Supports Training Center Petaluma's Sea Commander Operator course, its E-4 to E-6 Operations Specialist audience, course code 100281, and the navigation, track-management, mission-coordination, sensor-operations, and communication instruction areas. | Accessed: 2026-06-29