New to Admech: List building

I’m new to admech, wanna play semi-competitive and am looking for advice on my list. I want to keep the shooty chickens and spider though :D
Any advice on Admech as a whole is appreciated, thank you!

++ Unbound Army ++

+ Configuration +

Forge World Choice: Forge World: Lucius

Gametype: 4. Chapter Approved: War Zone Nephilim

+ HQ +

Skitarii Marshal : Control Stave, Radium Serpenta

Tech-Priest Dominus : Macrostubber, Omnissian Axe, Volkite Blaster, Warlord

Tech-Priest Enginseer : Mechanicus Pistol, Omnissian Axe, Servo-arm

+ Troops +

Kataphron Destroyers
. Kataphron Destroyer: Phosphor Blaster, Plasma Culverin
. Kataphron Destroyer: Phosphor Blaster, Plasma Culverin
. Kataphron Destroyer: Phosphor Blaster, Plasma Culverin

Skitarii Rangers
. Ranger Alpha: Galvanic Rifle
. 4x Skitarii Ranger: 4x Galvanic Rifle

Skitarii Rangers
. Ranger Alpha: Galvanic Rifle
. 4x Skitarii Ranger: 4x Galvanic Rifle

Skitarii Vanguards : Enhanced Data-Tether
. 17x Skitarii Vanguard: 17x Radium Carbine
. 2x Skitarii Vanguard : 2x Plasma Caliver
. Vanguard Alpha: Radium Carbine

Skitarii Vanguards
. 13x Skitarii Vanguard: 13x Radium Carbine
. Skitarii Vanguard : Plasma Caliver
. Vanguard Alpha: Radium Carbine

+ Elites +

Sicarian Infiltrators
. Infiltrator Princeps : Power Sword, Stubcarbine
. 4x Sicarian Infiltrator : 4x Power Sword, 4x Stubcarbine

Sicarian Infiltrators
. Infiltrator Princeps : Power Sword, Stubcarbine
. 4x Sicarian Infiltrator : 4x Power Sword, 4x Stubcarbine

+ Fast Attack +

Ironstrider Ballistarii
. Ironstrider Ballistarius: Twin Cognis Autocannon
. Ironstrider Ballistarius: Twin Cognis Autocannon

Ironstrider Ballistarii
. Ironstrider Ballistarius: Twin Cognis Lascannon
. Ironstrider Ballistarius: Twin Cognis Lascannon

Pteraxii Sterylizors
. 4x Pteraxii Sterylizor: 4x Phosphor torch, 4x Pteraxii Talons
. Pteraxii Sterylizor Alpha: Flechette Blaster, Pteraxii Talons, Taser Goad

Serberys Raiders
. 4x Serberys Raider: 4x Cavalry Sabre, 4x Clawed Limbs, 4x Galvanic Carbine
. Serberys Raider Alpha: Archeo-revolver, Cavalry Sabre, Clawed Limbs, Galvanic Carbine

Serberys Sulphurhounds
. 3x Serberys Sulphurhound : 3x Clawed Limbs, 6x Phosphor Pistol, 3x Sulphur breath
. Serberys Sulphurhound Alpha: Arc Maul, Clawed Limbs, Phosphor Blast Pistol, Sulphur breath

+ Heavy Support +

Onager Dunecrawler : Cognis Heavy Stubber, Smoke Launchers
. Neutron Laser and Cognis Heavy Stubber: Cognis Heavy Stubber, Neutron Laser

+ Flyer +

Archaeopter Stratoraptor : Chaff Launcher, 2x Cognis Heavy Stubber, 2x Heavy Phosphor Blaster, Twin Cognis Lascannon

+ Dedicated Transport +

Skorpius Dunerider : 2x Cognis Heavy Stubber, Twin Cognis Heavy Stubber

++ Total: ++

New to Admech: List building