Teamcity Server / Agent with SystemD in CentOs

etc_sysconfig_tca

JAVA_HOME=/usr/java/default
JAVA_OPTS="-server -Dfile.encoding=utf-8 -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv4Addresses=true -Djava.awt.headless=true"
TEAMCITY_AGENT_MEM_OPTS="-Xmx3072m"
TEAMCITY_AGENT_OPTS=""
# TEAMCITY_LAUNCHER_OPTS    Set agent launcher JVM options
# TEAMCITY_AGENT_PREPARE_SCRIPT    name of a script to execute before start/stop

etc_sysconfig_teamcity

JAVA_HOME=/usr/java/default
JAVA_OPTS="-server -Dfile.encoding=utf-8 -Djava.net.preferIPv4Stack=true -Djava.net.preferIPv4Addresses=true -Djava.awt.headless=true"
TEAMCITY_DATA_PATH=/opt/teamcity/data
TEAMCITY_SERVER_MEM_OPTS="-Xmx2048m"
TEAMCITY_SERVER_OPTS=""
# TEAMCITY_PREPARE_SCRIPT    name of a script to execute before start/stop
TEAMCITY_PID_FILE_PATH=/opt/teamcity/run/teamcity.pid

usr_lib_systemd_system_tca.service

[Unit]
Description=TeamCity Build Agent
After=network.target

[Service]
Type=oneshot
RemainAfterExit=true
User=tca
EnvironmentFile=/etc/sysconfig/tca
ExecStart=/opt/tca/bin/agent.sh start
ExecStop=-/opt/tca/bin/agent.sh stop force
SuccessExitStatus=0 143

[Install]
WantedBy=default.target

usr_lib_systemd_system_teamcity.service

[Unit]
Description=TeamCity Server
After=network.target

[Service]
Type=forking
PIDFile=/opt/teamcity/run/teamcity.pid
EnvironmentFile=/etc/sysconfig/teamcity
User=teamcity
ExecStart=/opt/teamcity/current/bin/teamcity-server.sh start
ExecStop=/opt/teamcity/current/bin/teamcity-server.sh stop

[Install]
WantedBy=multi-user.target

You have a hyphen after ExecStop here, is that intentional?